СПИСОК патентов США - подгруппа МПК16 H04N1/047


Выделить слова в названиях патентов:


№ п/п Номер патента Название патента

2017

19609166Transporting apparatus and printing apparatus including the same
29588724Apparatus for printing on a sheet and conveying the printed sheet to a reading unit to read, method of controlling the same, and storage medium

2016

39522799Transport device and transport system
49485383Image based correction of distortion from a scanner
59479667Aligning mechanism of 3D printer scanning device
69470888Driving apparatus, driving method thereof, and scanning mirror
79451125Image processing apparatus, method therefor, and image reading apparatus
89451116Image forming apparatus having a density sensor movable in a main scanning direction
99426324Photoelectric conversion element, image reading device, image forming apparatus, and image reading method
109420141Position adjustment apparatus of imaging unit, the imaging unit, and image reading apparatus including the imaging unit
119413912Scanning device having a bed cover including a pattern of repeated design elements
129392136Liquid ejecting apparatus that controls ejecting timings and non-transitory storage medium used in the same
139365060Apparatus for motor control of an apparatus with a motor
149352915System and method for monitoring and controlling document velocity in a scanning system
159319554Image reading device, image forming apparatus, and image reading method
169319547Document scanning method, system, and device having sets of parallel lines as background
179308743Image forming apparatus
189294649Position correction in handheld image translation device
199264577Image processing device generating combined image data by calculating degree of similarity between two images
209258456Image reading device, image forming apparatus, and recording medium
219258448Overhead scanner, image obtaining method, and computer-readable recording medium
229241084Scanning implemented software for time economy without rescanning (S.I.S.T.E.R.) identifying multiple documents with first scanning pass and generating multiple images with second scanning pass
239232106Apparatus and method for controlling the apparatus

2015

249225868Image forming apparatus configured for fixing control during index tab printing
259208408Printing apparatus and correction method of the printing apparatus
269205671Printer for a mobile device
279195160Image forming apparatus and image forming method for correcting registration deviation
289185263Image scanning apparatus and method
299180663Image processing apparatus, image processing system, and image processing method
309170523Optical scanning apparatus, method for performing the same and image forming apparatus
319154658Image reading apparatus determining edge of original document
329137413Image reading device, image forming apparatus, and image reading method
339131101Image reading apparatus
349124754System and method for position calibration of a spot of an optical sensor
359122189Scan unit for an imaging device and methods of using same
369113053Input apparatus and method for acquiring a scan image
379100523Image forming apparatus comprising a sheet feeding device and an image reading device
389055183Method and apparatus for detection of patterns and edges with un-calibrated devices

2014

398879128Image reading apparatus, method for reading image, and storage medium that detects a floating distance
408807766Laser scanning projection apparatus with phase detection and compensation
418717643Image reading apparatus

2013

428582143Image reading apparatus and control method
438390876Apparatus, method, and computer program product for reading image displayed on electrical paper based on selected size of paper or image
448355186Systems and methods for interactive semi-automatic document scanning
458355160Detection of roller eccentricity in a scanner

2012

468259366Image reading apparatus
478245838Apparatus and method for the recording of images of objects moved on a conveyor device
488238000Method and apparatus for calibrating a transport scanner and a test original for use with such method

2011

498077347Image forming apparatus and method mitigating effects of pixel correction while compensating for shift in scanning position
508059307Image processing apparatus and method dividing image data for multi-pass scans using mask based on beam deviations
518058633Pulse width modulation signal generating device, image display apparatus including pulse width modulation signal generating device, and pulse width modulation signal generating method
528004715Image forming apparatus and method mitigating effects of pixel correction while compensation for shift in scanning position
537961348Image scanning apparatus and shading correction method
547929176Image processing apparatus
557880933Image reading apparatus, image forming apparatus, control method, and program that accounts for time intervals from one document to another document

2010

567847987Method of compensating a zipper image by a K-value and a method of calculating a K-value
577796149Method for scanner control in at least one scan axis in a laser scanning microscope
587760404Image processing device
597715071Apparatus for measuring color values of prints
607715067Scanner capable of positioning a scan start position and related method

2009

617515317Compensating a zipper image by a K-value

2007

627289242Image scanner having multiple scanning windows
637170644Method and system for reducing distortion in scanned images

2006

647085012Method for an image forming device to process a media, and an image forming device arranged in accordance with the same method

2005

656968148Image adjusting method and image forming apparatus
666965455Image reading device
676963430Image reading apparatus
686958471Method and apparatus for forming image
696952497Method and system for electronically recording transactions and performing security function
706947515Method for measuring the response of a voltage controlled oscillator
716940664Document imaging system
726940536System architecture for scan line non-linearity compensation in a ROS system
736937369Method and apparatus for positioning a scanning starting point of an image scanning apparatus
746937367Document reading apparatus which prevents a discrepancy between the reading results obtained in different reading modes
756937361Image reading device and method of the same
766931227Image-formation apparatus, controlling method thereof and image-formation method
776927881Image reader
786927880Image reading device and method
796927789Pixel clock generating device, laser scanning device, and image forming device
806914619Device for driving an endless belt and image forming apparatus using the same
816913337Image formation system, recording apparatus, and recording control method
826903847Image reading apparatus
836897979Multi-level image reading apparatus capable of detecting and correcting color position offsets
846888559Laser beam scanner forming a scanning line along a main scanning direction
856885878Method and system for using an electronic reading device as a general application input and navigation interface
866885480Light beam scanning apparatus and image forming apparatus
876882357Image recording apparatus and method of generating pixel clock
886879334Image forming apparatus capable of controlling write start position of each beam
896878922Optical system for compensating for non-uniform illumination of an object
906876372Image forming apparatus
916873820Image forming apparatus
926873804Image sensing device
936870559Image forming apparatus
946856338Image forming apparatus
956856335Optical scanning device for scanning plural surfaces and image forming apparatus using the optical scanning device
966854821Systems and methods for printing by using a position-coding pattern
976851609Image reading apparatus and copier
986850376Scanner and method for operating a scanner
996847390Method and apparatus for image forming capable of effectively adjusting an image recording start position
1006839623Positioning applications for an electronic reading device

2004

1016836740METHOD FOR DETERMINING THE RELATIVE POSITION OF FIRST AND SECOND IMAGING DEVICES, METHOD OF CORRECTING A POSITION OF A POINT OF PROJECTION OF THE DEVICES, PRINTING FORM EXPOSER, PRINTING UNIT, PRINTING UNIT GROUP AND PRINTING PRESS
1026833856Light beam magnification error auto correcting apparatus and method
1036832116Method and system for controlling an electronic utility device using an electronic reading device
1046831671Light beam scanning apparatus
1056829465Method and apparatus for image forming capable of effectively performing color displacement detection
1066825961Multi-beam scanning optical system and image forming apparatus using it
1076825457Two-dimensional beam writing position detecting device and image forming apparatus using the detecting device
1086819356Image search method in electronic still camera with GPS reception function
1096819346Apparatus for and method of recording images
1106816634Image recorder
1116816624Method and apparatus for correcting degradation of book center image by image processing based on contour of book center image
1126813573Apparatus and method for calibration of scan position for a peripheral device with document feeder
1136813396Method for sharing information between electronic reading devices
1146806896Method of shifting an image or paper to reduce show through in duplex printing
1156798549Multi-beam scanning optical system and image forming apparatus using it
1166795222Multi-beam scanning optical system and image forming apparatus using it
1176791722Light beam scanning apparatus and image forming apparatus
1186788438Image reading device and image forming apparatus comprising the same
1196788330Clock-generating circuit and image-forming apparatus having a function of canceling F-theta property errors
1206788322Image forming apparatus that accurately detects sheet in the feeding direction, and method thereof
1216785011Optical sensor arrangement for start of scan detection and improved vertical beam alignment range
1226782334Method and system for calibration of time delay integration imaging devices
1236778925Apparatus and method for calibration of scan position for a peripheral device with document feeder
1246777667Scanning optical system
1256775040Scanning sync-signal detecting circuit for laser scanner
1266771296Optical scanning device and method for providing specific dot offsets at center and ends of scan width
1276769759Printing with selection of sub-scanning
1286769753Minimum period circuit
1296768562Correcting method of light beam position in light beam scanning apparatus
1306761115Clock generator for an imaging device using printing form angular position
1316760559Image-formation apparatus, controlling method thereof and image-formation method
1326757088Laser scanning unit
1336756583Optical scanning device and image forming apparatus wherein the light source is kept continuously lit between line scans
1346754463Image reading apparatus and method of accelerating drive of reading portion thereof
1356747284Position sensing device having a movable photosensing element
1366744538Scanner of variable scanning speeds
1376744491Method of and apparatus for recording image by exposure to light beams
1386744459Image forming apparatus using a single optical fiber to transmit electrical signals
1396741750Motion artifact correction in exposure systems
1406738053Predefined electronic pen applications in specially formatted paper
1416729239Image recording device for correcting spatial recording error
1426713752Methods of sampling a surface having a micro-texture
1436712444Method and apparatus for forming an image on a recording medium with contraction and expansion properties
1446711364Color image forming apparatus
1456710905Tandem scanning optical device
1466710793Light beam scanning apparatus and image forming apparatus
1476707582Scanning device capable of calibrating step angle errors
1486700597Two dimensional scanning image recording method and image recording apparatus with two-dimensionally disposed light source elements
1496697094Method and apparatus for locating the process postion of a scan line in an electrophotographic machine
1506697092Color image forming apparatus with color image shift correction
1516693730Increasing scanning resolution through driving system control
1526693725Multicolor image forming apparatus and method
1536693623Measuring applications for an electronic reading device
1546690498Laser scanning unit
1556688724Image forming device and image forming method
1566687028Image exposure apparatus
1576682163Method and device for detecting and correcting chromatic aberrations in multicolor printing
1586680744Laser scanner and a copying machine using the same
1596677974Light beam scanning apparatus with a multi-layer mirror structure

2003

1606667820Multi-beam scanning optical system and image forming apparatus using it
1616667756Method of shifting an image or paper to reduce show through in duplex printing
1626666535Method and apparatus for preventing satellite induced banding by selective pixel compensation
1636661541Closed circuit control device for scanner
1646657650Method of laser printhead registration control in an electrophotographic machine
1656655774Image forming apparatus
1666650441Serial scanner apparatus, bi-directional error correction method therefor, and storage medium
1676650352Electronic control arrangement for a laser printer
1686639695Image reading device
1696639621Scanner unit having an optical element supporting plate
1706639620Light beam scanning apparatus
1716639616Image forming apparatus and image forming method featuring image formation in two, different-speed modes
1726635864Measurement and correction of a scan line length error
1736629374Method and apparatus for linearity measurement
1746624912Method for correcting vertical alignment error in shuttle scanner
1756624901Digital skew correction method and apparatus for multi color printing machine
1766624877Method of and apparatus for recording image by exposure to light beams
1776621598Color image reader
1786618081Image acquisition device removing distortion in image signals
1796614558Engraver and method for focusing and measuring areas on a workpiece engraved by the engraver
1806611279Light beam scanning apparatus
1816611259System and method for operating an electronic reading device user interface
1826607260Recording apparatus and recording position correcting method
1836603580Scanner having a variable object plane
1846603579Facsimile apparatus
1856603514Focus controlling method and system by evaluating a resolution index
1866603116Method and apparatus for image forming with multiple laser beams
1876593908Method and system for using an electronic reading device on non-paper devices
1886590599Apparatus and method for equivalently changing a write clock frequency
1896583913Multibeam scanner
1906570598Sub-pel registration of color planes using cartridge velocity control
1916568777Optical navigation system and method
1926564028Method of initializing an image reading device
1936559978Image reader
1946552741Optical scanning device, image scanning method and photographic processing device
1956532084Method for detecting the relative location of an image reading head and a light source
1966532029Imaging-offset compensation methods and systems
1976529643System for electronic compensation of beam scan trajectory distortion
1986529292Apparatus and method for locating an optical module of an image-scanning system
1996529222Optical scanning system for printer and method for adjusting starting point of image scanning
2006527182Image reading apparatus and image processing apparatus
2016525751Raster output scanner fraction-of-scan polygon rephasing and algorithm
2026517266Systems and methods for hand-held printing on a surface or medium
2036515771Image reading apparatus having a reference image and measurement means for measuring distortion based on reading the reference image
2046512605Image reading apparatus and image reading method
2056512585Laser scanning position detecting device
2066509921Light beam scanning apparatus with multiple sensors and patterns
2076507713Image-formation apparatus, controlling method thereof and image-formation method
2086504138Media scanner

2002

2096499822Method and apparatus for forming an image on a recording medium with contraction and expansion properties
2106496215Thermal scan line bow adjustment in an optical scanning system
2116496212Light beam scanning apparatus
2126493470Image processing method and apparatus for detecting the tilt amount of input image data
2136493019Image forming apparatus
2146480696Image forming apparatus and image forming method
2156480317Scanning apparatus capable of locating the scanning starting point thereof
2166480221Method and apparatus for determining a process position of a scan line in an electrophotographic machine
2176477656System for generating clock pulse which the number of pulses outputted within a predetermined time period is based on the number of calculated delay stages
2186476955Multi-beam scanning optical system and image forming apparatus using it
2196476370Method of controlling turn-on of light source and image forming apparatus
2206473112Image forming apparatus
2216469730Light beam scanning apparatus and image forming apparatus
2226466247Timing control of light beam scan
2236462855Light beam scanning apparatus
2246462842Apparatus, method, and computer program for increasing scanner data throughput
2256459520Optical scanning apparatus and image forming apparatus using it
2266459507Image scanner with a stepping control table
2276456309Color image registration based upon belt and raster output scanner synchronization
2286455840Predictive and pulsed illumination of a surface in a micro-texture navigation technique
2296452147Image forming apparatus which corrects image forming positions using toner patterns, and adjusting method used in toner pattern detecting mechanism provided in the image forming apparatus
2306448996Image recording apparatus and method of generating pixel clock
2316441915Image forming apparatus
2326437850Method and device for exposing both sides of a sheet
2336433909Image forming apparatus
2346429424Optical scanning system of printer and driving method thereof
2356429422Scanner navigation system with variable aperture
2366426765Printing apparatus and head driving method
2376424365Image forming apparatus and method of controlling apparatus
2386420723Position sensing device having a single photosensing element and dual light source
2396417936Self calibrating scanner for scanning an image via multiple swaths
2406411405Method and apparatus for correcting scanning errors in a shuttle type scanner
2416411363Image reading apparatus and image forming apparatus therewith
2426410903Analog signal processing circuit photo detector and image forming apparatus
2436404448Color-image forming apparatus with write start position setter
2446396561Method and device for exposing both sides of a sheet
2456392762Device for quick and precise determination of scan start point for image scanner
2466390579Pulse width modulator using delay-line technology with automatic calibration of delays to desired operating frequency
2476388778Image scanner using one scanning pass to perform a preview scan and a formal scan
2486388773Simultaneous multi-mode capture button behavior
2496384562Scanner motor acceleration method
2506381043Device used in image scanner for quickly and precisely determining scan start point and improving scanning quality
2516380529Position sensing device having a movable photosensing element
2526377362Method and apparatus for obtaining magnification error for image scanning apparatus
2536373983Method for detecting the occurrence of missing lines on images generated by an optical scanner
2546373601Image scanner
2556373515Variable resolution transition placement device
2566371591Alignment system for multiple color ink jet printheads and associated printhead with built-in optical position detector
2576369929Method and apparatus for inner face scanning with multi beams
2586369918Apparatus, method, and computer program to reduce distortion of scanner restarts
2596366364Image readout apparatus
2606366343Scanning apparatus having two transmission systems
2616366307Clock independent pulse width modulation
2626362847Electronic control arrangement for a laser printer
2636362470Optical scanning apparatus and image forming apparatus and electrophotographic printer using such scanning apparatus
2646361134Flat bed raster drawing machine
2656357976Method for positioning engraving organs
2666355926Raster output scanner beam steering
2676353486Device for improving scanning quality of image scanner
2686348982Image processing apparatus and method of controlling the same
2696348980System for aligning document images when scanned in duplex mode
2706346992Drive system for a scanning or recording device for a reproduction appliance
2716346958Method for detecting quantity of laser scanning positional deviation on photosensitive body, correcting method thereof and laser color image forming apparatus
2726344644Optical scanning device
2736343202Image forming apparatus for correcting image formation timing of plural image forming units
2746342909Method and apparatus for image formation while considering a position of a transfer sheet in a primary scanning direction
2756340986Method and device for time shifting transitions in an imaging device
2766339991Method for determining the position of an engraving element
2776339482Control method for positioning multiple lens of scanner
2786339278Inclination adjusting device for light controlling element used in optical scanner
2796336019Surface position and velocity measurement for photoreceptor belt
2806335807Scanner carriage stop/start artifact suppression system and method
2816335752Exposure profiles from laser sources having finite response times
2826335748On-line image-on-image color registration control systems and methods based on time-scheduled control loop switching

2001

2836330074Digital copier magnification and distortion correction
2846330050Image processing device for providing correction of a curvature distortion of a bound portion of a spread book
2856323889Multi-beam exposure apparatus having mirror tilt angle control, image forming apparatus that employs the exposure apparatus, and image forming method
2866320682Image forming apparatus
2876317244Light-scanning optical system and image-forming apparatus comprising the same
2886317146Image forming apparatus
2896310681Method and apparatus for image forming
2906307579Magnification error correction method for image forming apparatus
2916304825Rotary encoder error compensation system and method for photoreceptor surface motion sensing and control
2926303921Method and system for capturing large format documents using a portable hand-held scanner
2936301022Correction method of document inclination angle
2946300645Position sensing device having a single photosensing element
2956297491Media scanner
2966295435Image forming apparatus which corrects deviations between images of different colors
2976295386Apparatus and a method for correcting image errors in a shuttle type of a scanner
2986295116Optical scanning system for printer
2996295079Scanning optical unit
3006292275Image scanning apparatus and method, and mirror drive method and mechanism
3016292208Sensing system to allow side-by-side writing of photonic imagers to create wide and seamless xerographic images
3026288802Image scanner
3036288801Self calibrating scanner with single or multiple detector arrays and single or multiple optical systems
3046285849Color image forming apparatus
3056283019Method for engraving printing cylinders
3066281922Image forming apparatus
3076278808Method and apparatus for obtaining relative and absolute modifying factors for image scanning apparatus
3086278483Image registration on repeated scans using fiducial marks
3096278109Facet tracking using wavelength variations and a dispersive element
3106265706Edge to edge image sensor and navigator for portable scanner
3116263117Automatic image calibration method for a contact type scanner
3126262816Scanner start and stop
3136262815Image sensor
3146262759Method and apparatus for forming an image using signals synchronized with scanning
3156262758Image formation apparatus with clock circuit for driving recording chips
3166259826Image processing method and device
3176259467Multi stage oscillator phase alignment scheme
3186259084System and method for improved scanning accuracy through noise reduction and pulse timing
3196256054Photo receptor belt edge detection apparatus
3206249360Image scanning device and method
3216249359Information input device
3226246463Optical laser scanning device and image forming apparatus having the optical laser scanning device
3236243546Image forming apparatus
3246243503Data acquisition device for optical detection and storage of visually marked and projected alphanumerical characters, graphics and photographic picture and/or three dimensional topographies
3256243173Method and apparatus for correcting alignment error of scanning head of a shuttle type scanner
3266243126Image forming apparatus in which a laser beam is applied from a semiconductor laser to scan an image carrier, and method of controlling the apparatus
3276243123Light beam scanning apparatus for use with image forming apparatus
3286242731Imaging device having an integrated position sensing device
3296239860Adjustment of vertical regist shift between pages, colors or lines in a multiple beam recording system
3306236471Vertical alignment correction apparatus and method
3316236427Edge placement device
3326236418Image forming apparatus and method to correct magnification error caused by optical characteristics of image writing device
3336229629Device and method for quick and precise determination of scan start point for image scanner
3346229559Image forming apparatus and method
3356229297Device for determining the position of an object relative to a surface
3366226029Aerial slow scan position control using an electronically addressable liquid crystal plate
3376222611Multi-beam image forming apparatus and method capable of precisely controlling image writing start position
3386219463Image reading device capable of obtaining an accurate image
3396211987Optical scanning technique
3406211899Image exposure apparatus
3416211898Optical scanning apparatus and devices including an optical scanning apparatus
3426208370Method and apparatus for determining the starting position and the power of a scanning light beam to be used in writing on a media
3436208367Light beam scanning apparatus and image forming apparatus
3446207945Integral positioning and imaging device
3456204868Image forming apparatus providing polygonal mirror having braking means
3466204865Color image forming apparatus timing control
3476201596Exposure method and device
3486198546Image processing device
3496198495Color image forming apparatus having means for correcting deviations between scanning light beams accurately and in real time
3506195475Navigation system for handheld scanner
3516195108Image formation method for forming electrostatic latent image on photosensitive belt with laser beam and image formation apparatus of the same
3526194713Scanning optical device having a rotatable adjustable holder
3536188805Method for aligning charge coupled device of a scanner
3546185027Monitoring optical system for scanning optical device
3556181415Position sensor for transmission type optical deflector and apparatus for correcting scanning position of scanning optical system
3566178031Raster output scanning system having scan line non-linearity compensation means
3576178029Multi-beam scanning optical device
3586178015Apparatus and method for increasing the scan accuracy and quality of the flatbed scanner by using close loop control
3596175428Deviation correcting system for scanner
3606172788Light scanning device, optical device, and scanning method of optical device
3616172696Image forming apparatus having photosensitive drum driven by stepping motor

2000

3626166749Optical scanning system for printer
3636166376Multi-beam scanning device
3646163334Image forming device
3656163333Multi-beam scanning optical apparatus
3666163330Image scanning and recording apparatus
3676160636Image reading apparatus
3686160630Image reading apparatus
3696160566Registry adjusting device for laser beam printer
3706157400Method and apparatus for controlling a pixel clock in a rotating polygon type image forming apparatus
3716155665Position compensating technique used during two-way printing and scanning
3726154292Multi-beam scanning method and control apparatus for the same
3736154247Skew correction in lenticular material printing
3746154246Image processing apparatus and image forming apparatus
3756151099Apparatus for exposure of printing plates using signals to offset image incline distortion
3766151057Optically controlled image forming apparatus and method
3776151053Image formation with controlled scanning
3786147779Digital automated roll carrier film scan mechanism
3796147343Photoelectric imaging method and apparatus
3806144483Optical scanning with phase shifted beam
3816144467Device and method for improving scanning quality of image scanner
3826144393Image forming apparatus having scan position correction
3836141110Image forming apparatus and method for controlling multi-phase stepping motor for use in image forming apparatus
3846141031Aerial color registration
3856137517Image registration adjustment system and method for dynamically compensating for photoreceptor belt skew
3866133932Method and apparatus for adjusting a line synchronization signal in response to photoreceptor motion
3876128106Sheet conveying apparatus
3886128029Device for correcting non-linearity of scanner in image forming apparatus
3896124948Synchronization detecting method in scanning with multi-optical beams and multi-optical beam scanning apparatus
3906124875Printer with line head
3916122412Image processing apparatus, method and computer program product
3926122078Self calibrating scanner with single or multiple detector arrays and single or multiple optical systems
3936118477Picture reading apparatus
3946118470Optical scanning system
3956115572System for registration of color separation images on a photoconductor belt
3966115149Motor-speed control apparatus for scanners with a movable scan head
3976108462Image processing method and device
3986108023Image forming apparatus using plural laser beams
3996107622Chevron correction and autofocus optics for laser scanner
4006104475Platesetter
4016104420Image forming apparatus and exposure scanning apparatus
4026104020Electronic shutter for a low differential light level photo-receiver cell
4036100915Laser drawing apparatus
4046097418Method and apparatus for combining a plurality of images without incurring a visible seam
4056094512Flat-bed image reading apparatus
4066094504Apparatus for positioning a line segment, method of position compensation and image/position scanning system
4076094208Color image forming apparatus with scanner motor synchronization
4086084627Apparatus for and method of controlling an image recording device
4096081316Apparatus for exposure of printing plates using image modification
4106078703Image processing apparatus, method and computer program product
4116069984Method and apparatus for correcting optical spot position
4126069708Apparatus for obtaining data on scan starting times for laser scanning units for color printer
4136067385System for aligning document images when scanned in duplex mode
4146066846Light beam scanning apparatus
4156061526Image recording apparatus adjustment method
4166061147Apparatus and method for detecting scanning boundary
4176058224Manual scanning type image input device and image signal processing method using thinned out line image data
4186055083Optical scanning unit module and optical scanning system adopting the same
4196052552Image forming apparatus with skew correction
4206052143Spindle unit control method and image forming apparatus
4216052135Combination erase bar and belt position detector system for use with an electrophotographic imaging system
4226046822Ink jet printing apparatus and method for improved accuracy of ink droplet placement
4236038051Light scanning device, optical device, and scanning method of optical device
4246034980Laser scanning unit module
4256034784Anti-skew auto-start system for document scanners
4266031633Control method of scanner optical system of original image reading apparatus, motor control device and moving unit driving device of image reading apparatus
4276023557Parallel segment printing in a photographic process printer
4286023538Image processing apparatus, method and computer program product
4296023537Image reading apparatus using an image reading position error measuring device
4306017114Shifted element scanning/printing routine coordinated with media advance
4316016207Facsimile scan position calibration apparatus and method
4326014470Image reading apparatus having a function for rectifying an image distortion caused by a curvature of a document surface and a method for executing the same
4336014205Position sensor for transmission type optical deflector and apparatus for correcting scanning position of scanning optical system
4346011256Light beam scanning device and control method therefor

1999

4356009215Image reader
4366005681Image scanning device and method
4376005243Synchronous adjustment method, apparatus, and computer program product in a multiple beam optical system
4386004050Carriage scanning system with carriage isolated from high frequency vibrations in drive belt
4396002815Linear sensor imaging method and apparatus
4406002496Sheet-fed scanner with a preview function
4416002421System for measuring fast scan error of raster scanners
4426002124Portable image scanner with optical position sensors
4435999302Polygon scanner having a fluid film bearing and active correction of cross-scan and in-scan errors
4445999203Printer assembly with easily loaded paper cartridge
4455995802Image forming apparatus
4465995246Light beam scanning apparatus for use with image forming apparatus
4475995245Image reader
4485991576Apparatus for driving photosensitive belt
4495991470One-dimensional scanner system for two-dimensional image acquisition
4505991008Scanner facet height error compensation having selective pixel modification
4515990470Scanner system and method for automatically compensating main-scan and sub-scan sensor positioning errors
4525982408Method and apparatus for HSYNC synchronization
4535982402Apparatus for printing color image by combination of optical beam scanning units and photosensitive drums
4545973798Image scanner
4555973574Oscillator system with corrective frequency modulation
4565969795Image reading apparatus
4575969347Synchronizing apparatus of a cascade scanning optical system having tilting measurement of reflecting surfaces
4585966231Method and apparatus for aligning multiple laser beams
4595966220Origin detector in image scanner
4605963343Scanner
4615953555Automatic adjustment of area coverage detector position
4625953497Scanning type image forming device capable of printing images depending on scanning speed
4635949924Image processing apparatus, method and computer program product
4645949922Image reading apparatus
4655949479Film scanning apparatus using plural film feed speeds and sampling rates
4665947020System and method for engraving a plurality of engraved areas defining different screens
4675946539Image forming apparatus having a reference position preventing blockage of an optical path
4685943086Multiple beam independent activation system and method for simultaneous image formation
4695940544Apparatus for correcting skew, distortion and luminance when imaging books and the like
4705933266Synchronization signal generating circuit for an optical scanning device
4715933184Color image forming device
4725930019Light scanning device, optical device, and scanning method of optical device
4735929891Light beam scanning apparatus and image forming apparatus
4745929575Motor control device controlling intended speed ratio and positional relationship between driven objects
4755923461Scanner with deflection element for scanning imaging surfaces
4765923359Internal drum scophony raster recording device
4775920336Beam deflecting for resolution enhancement and banding reduction in a laser printer
4785918540Method and device for producing a printing stencil
4795913091Image reading apparatus
4805910651Method and apparatus for image nonlinearity compensation in scanning systems
4815909521Multi-shot still image reader
4825907428Acousto-optic element light deflector light beam scanning apparatus and image recording apparatus
4835903378Scanning apparatus having a cascade scanning optical system
4845903377Scanning apparatus having a cascade scanning optical system
4855895913Method and apparatus for moving a carriage to a home position
4865892533Beam passage position control apparatus for controlling a beam passage position and an image forming apparatus using the same
4875889534Calibration and registration method for manufacturing a drum-based printing system
4885887125Image forming apparatus
4895886805Optical scanning device and a synchronizing signal detecting method thereof
4905886342Image reader and document curvature measurement using visible and infrared light
4915883731Multi-beam scanning device
4925883657Synchronizing signal generating circuit for optical multiple-scanning device
4935883385Multibeam scanning method and apparatus with positional adjustment features
4945880766Apparatus for correcting positional deviation of light source emitting light beams in image recording apparatus
4955877885Scanning apparatus having a cascade scanning optical system
4965877494Beam error correction using movable correction element
4975872586Apparatus for registration of plural image in an image forming apparatus
4985868075Method and apparatus for imaging a seamless print medium
4995864418Multi-beam scanner with mechanically moving element for scanning imaging surfaces

1998

5005852461Image formation system and color misregistration correction system
5015850307Scanner system having a dual trace spinner
5025841952Parallel segment printing in a photographic process printer
5035838884System for a raster output scanner
5045838479Optical exposure unit and image forming unit used in optical exposure unit
5055835241Method for determining the profile of a bound document with structured light
5065831746Engraved area volume measurement system and method using pixel data
5075828925Image forming apparatus capable of correcting position deviation of image
5085822105Scanner
5095821978Image forming apparatus for forming an image in use with a plurality of laser beam scanners
5105821971Image registration for a raster output scanner (ROS) color printer
5115821970Color image forming apparatus
5125818610Scanner frame
5135818496Exposure device of electrophotographic apparatus with optical path position deciding device
5145815481Apparatus for transverse image registration of a photoreceptor belt
5155811795Bow-tie laser scan trace using dynamic laser positioner
5165808658Regulator with phase shift for polygon rephase without divide
5175804819Method for quantitative verification of scanning geometry in digital radiographic read out system
5185801740Image recording apparatus capable of adjusting an image recording speed
5195801462Linear motor and image reading apparatus
5205796511Multi-beam scanner with acousto-optic element for scanning imaging surfaces
5215793181Method of and apparatus for feeding scanned medium
5225793036Synchronizing signal generating circuit for optical scanning device
5235790164Image scanning and writing apparatus which uses different synchronizing signals for scanning and writing
5245784543Clock multiplier
5255781451Method and apparatus for tracking the motion of an imaging member with a line writing device using a rational electronic gearbox
5265781224Device for producing a screen printing stencil
5275778280Image forming apparatus which corrects for misregistration
5285778277Tilted scan rail
5295777755Information input device
5305774237Image reading apparatus
5315771317Image resize using sinc filter in linear lumen space
5325769384Low differential light level photoreceptors
5335760925Platenless book scanning system with a general imaging geometry
5345760817Laser printer with apparatus to reduce banding by servo adjustment of a scanned laser beam
5355760816Variable phase clock generator for an electrophotographic printer
5365760727Method for synchronizing scanning speed and data transmission speed of a scanner
5375757518Image scanner
5385754215Control circuit for polygon mirror motor and laser beam printing machine using the same
5395754214Image exposing apparatus using optical sensor to detect start synchronization of scanning line
5405750986Multiple laser beam differential intensity and start of scan sensing
5415748357Optical detecting apparatus
5425745254Image reading device used in a facsimile machine
5435745143Fluorescent reference tracks for an image scanning system
5445744929Stepping motor drive control device for an electronic apparatus
5455742867Image forming apparatus for controlling a sheet conveying speed according to a detected image misregister in a reference pattern
5465740505Image forming apparatus
5475739843Pixel clock method and apparatus for scanning type photo imaging mechanisms
5485737090System and method for focusing, imaging and measuring areas on a workpiece engraved by an engraver
5495737007Structure of a laser beam scanner for a photosensitive printing device
5505737003System for registration of color separation images on a photoconductor belt
5515734412Scan type laser marking device including a scanning speed setting a device
5525732162Two dimensional linearity and registration error correction in a hyperacuity printer
5535729353Method and device for correcting a position for writing an image on a transport belt
5545729008Method and device for tracking relative movement by correlating signals from an array of photoelements
5555726776Method and arrangement for synchronizing the image recordings of monochrome and color recordings by means of light-sensitive sensors
5565719970Image processing method and device
5575719680Color printer and printing method with improved color registration through skeu-correction of misaligned printing heads
5585719404Method and apparatus for calibrating the horizontal starting point of a document on a flatbed scanner
5595715498Color image forming apparatus and method for forming a color image corrected for aberration in registration of image stations for each color
5605715100Optical adjustment arrangement and method for a scanning system
5615715078Optical exposure unit and image forming unit used in optical exposure unit
5625710751Polygon facet error effects elimination in multi-pass color systems
5635706100Engraving system and method for helical and circumferential engraving

1997

5645703454Image reading device for scanning a document in first and second modes
5655697009Device for forming electrostatic latent images on a photoconductor
5665694637Method for controlling an image forming apparatus which uses plural laser beams
5675686720Method and device for achieving high contrast surface illumination
5685677726Image reading apparatus
5695677724Laser beam printing device with mirror rotation speed controlled by origin sensor signal
5705673126Image reading device with starting position setting system
5715671069Pixel clock generator
5725668644Video clock signal generator in an optical scanner in which a mask including a linear scale provides timing for controlling the amplitude of a vibrating mirror
5735668637Image processing apparatus having a copy function
5745663806Non-destructive target marking for image stitching
5755663802Method and apparatus for engraving using multiple engraving heads
5765663558Optical beam scanning unit with slit for producing horizontal synchronizing signal
5775654817Scanning device
5785648800Method and apparatus for recording with varying recording speeds
5795646766Laser beam scanning apparatus and method
5805646746Image input device having carriage that includes a movable origin detector
5815646394Imaging device with beam steering capability
5825644139Navigation technique for detecting movement of navigation sensors relative to an object
5835642202Scan image target locator system for calibrating a printing system
5845635963Image recording apparatus capable of preventing jamming caused by floating at last line
5855635321Method for preparing a lithographic printing plate
5865634171Image recording apparatus and image recording method
5875631691Image forming apparatus
5885627670Scanning optical apparatus having beam scan controller
5895627653Print control device for determining a rotating speed of a print drum of an electrophotographic printer according to a data transmission speed from a host system
5905627649Method and device for correcting a position for writing an image
5915627579Raster scanning optical system and method for adjusting scan line locations on a photoreceptor
5925625183Rotary mirror scanner unit having optical angular displacement sensor
5935621563Method and apparatus for positioning a focusing lens
5945619599Remote split scan detector
5955619246Apparatus and method of positioning photosensitive media on an exposure platen
5965617132Method and apparatus for adjusting the pixel placement in a raster output scanner
5975616914Image reading apparatus with correction of image signals
5985610721Image forming apparatus for forming an image in synchronization with a vertical synchronizing signal
5995610651Image forming apparatus with frequency corrector
6005608538Scan line queuing for high performance image correction
6015605097Method for producing a screen printing stencil with a laser
6025604826Image recording apparatus
6035604601Reference grid rectilinear correction
6045600404Correction of misregistration in an image forming apparatus depending on multiple regions of a transfer belt
6055598739Self-propelled linear motion drive apparatus
6065596359Printer apparatus with adjustable printing speed
6075595445Hand-held optical scanner
6085594556Scanner having a misalignment detector

1996

6095589972Scanner drive system having minimum rotational error carriage suspension
6105589952Disc high resolution scanner
6115589951Pad for use in scanning data stored on a flat surface
6125587825Scanning optical system
6135585926Document reading apparatus capable of rectifying a picked up image data of documents
6145583557Image forming apparatus which corrects a deviation in a distance between plural light beams
6155578819Optical recorder having a signal separation circuit and a FIFO memory circuit
6165578813Freehand image scanning device which compensates for non-linear movement
6175576852Synchronization signal generating unit of an image forming apparatus
6185576536Image forming apparatus including motor-driven rotary scanner and system for judging if motor rotation comes to steady state and for maintaining rotation at steady state
6195574491Apparatus spot position control in an output device employing a linear array of light sources
6205572608Sinc filter in linear lumen space for scanner
6215570206Image reading apparatus
6225570195Image forming apparatus which detects scanning light through slitted shield plate
6235561743Digital method image forming apparatus and image forming method thereof
6245555473Engraving system and method for helical or circumferential engraving
6255550571Method of and apparatus for thermally recording images
6265543825High efficiency multispot facet tracked raster output scanning system
6275541637Image exposure apparatus with compensation for variations in scanning rate
6285539532Image reading apparatus with varied subscanning speed
6295539447Optical scanning unit and image forming apparatus using the same with rotating lever attached to a cover for light emission and prevention
6305539446Light beam position detection and control apparatus employing diffraction patterns
6315537226Method for restoring images scanned in the presence of vibration
6325535004Distance measuring interferometer having specific crossings detection circuit
6335532859Electro-optical device for variable scan width
6345532846Method and apparatus for positioning a focusing lens
6355532731Method and apparatus for adjusting image forming positions to allow plural images to be formed on plural recording sheets
6365523876Scanner drive system having minimum rotational error carriage suspension
6375521739Raster output scanner for reducing color misregistration
6385519500Synchronization signal generating circuit
6395517331Method and apparatus for reading image of image scanner-reader
6405517328Wobble and bow correction by dual spot pixel intensity proportioning
6415510877Method and apparatus for lateral registration control in color printing
6425508820Facsimile machine including a device for selectively changing the recording speed
6435508513Fiber optic scanning beam detector
6445504613Optical scanner
6455502709Apparatus for recording images on interior surface of cylinder
6465498869Apparatus for wobble correction using an agile beam polygon ROS and all-spherical optics
6475497236Method and apparatus for distortion correction of scanned images
6485497150Image scanner
6495493385Electrophotographic color printer apparatus and method with improved registration of colors
6505492057Method and apparatus for positioning at least one engraving head
6515488645Clock signal generating device
6525488489Image read-out and reproducing apparatus
6535486745Method and apparatus for synchronizing system operations using a programmable element
6545485195Multi-phase pixel clock for a raster output scanner (ROS) printer

1995

6555479006Positioning skew compensation for imaging system using photoconductive material
6565477330Synchronization to a start-of-scan detection, and digital generation of variable frequencies, from a fixed-frequency fixed-phase frequency source in an image generator in order to highly accurately time the placement of pixels upon a scan line
6575473445Image scanner and image scanning method
6585471314Line start synchronizer for raster scanner
6595461484Single channel encoder for raster pixel clock
6605461412Method and apparatus for actively correcting curvature in the scan of an optical output device
6615459588Apparatus and method for clutchless motor driven hand held scanner
6625457487Color image forming apparatus which times release of each of plural color image signals
6635455412Document scanner employing a test chart to correlate the independent motion of the light source and the reader
6645453851Error reduction methods in scanning systems
6655453777Method and apparatus for correcting and adjusting digital image output
6665451778Apparatus and method for beam steering in a raster output scanner
6675451777Scanning apparatus with self-propelled linear motion carriage
6685450211Image forming apparatus and method for maintaining set magnification not withstanding changes in optical system due to temperature change
6695450119Single pass color printer
6705450114Accumulator roller synchronization with image size adjustment
6715448267Laser beam printer having rotational control of image bearing member and deflecting device
6725448266Method and apparatus for placing information on a medium while compensating for deviations in image length
6735448265Printer with exposure-line compensator
6745446556Video clock signal generator in an optical scanner in which a mask including a linear scale provides timing for controlling the amplitude of a vibrating mirror
6755446554Reader for a facsimile apparatus which carries out the read apparatus in accordance with a vacant capacity of a buffer
6765445017Motor start examining device and method
6775444555Image reading apparatus and method for reading a document during acceleration or deceleration of a stepping motor
6785444525Image forming apparatus with image recording timing control
6795444239Fiber optic scanning beam detector
6805442388Method and means for correcting lateral registration errors
6815442171Optical system including provisions for correcting scanning beam spot displacements due to changing ambient conditions
6825440673Method and apparatus for pixel synchronization
6835438353Clock signal generator for electrophotographic printers
6845436737Image reading device having a plurality of image sensors arranged in a main scanning direction and capable of producing continuous image data
6855436728Light beam scanning system with photodetector oriented to prevent unwanted reflections
6865436647Color image forming apparatus
6875432622High-resolution scanning apparatus
6885430550Image reading apparatus which corrects for positional and angular deviation between the image sensor and the document
6895430472Method and apparatus for eliminating distortion via overscanned illumination for optical printers and the like having high gamma photosensitive recording media and high addressability
6905426528Correction device of light beam deviation of primary scanning direction thereof in image forming apparatus
6915424765Scanning device with resonant light reflector
6925424763Color misregistration-free color image forming apparatus
6935421937Methods of fabricating a plotter drum
6945420943Universal computer input device
6955418629Control device for a reader motor
6965416298Laser engraving apparatus
6975412409Image registration for a raster output scanner (ROS) color printer
6985410338Method and apparatus for moving an object with uniform motion
6995404202Apparatus for registering images in a xerographic system
7005402252Image reader and image reproducing system both having a line sensor
7015394175Transverse image registration for a digital color printer
7025386221Laser pattern generation apparatus
7035386123Beam steering sensor for a raster scanner using a lateral effect detecting device
7045381399Head shifting apparatus
7055381244Image reading system using an interruption of a pulse train to adjust a scanning period
7065381167Color image forming apparatus
7075381165Raster output scanner with process direction registration

1994

7085377233Seam-less data recovery
7095374999Scan control system
7105374993Image skew adjustment for a raster output scanning (ROS) system
7115373154Multisynchronizing signal optical scanning system for dispensing position error
7125371608Optical scan apparatus having jitter amount measuring means
7135369504Method and apparatus for reducing image distortion in an asynchronous input scanner
7145369426Method and apparatus for optimization of productivity through the synchronization of a scanner and printer using a pre-scan
7155369425Device for automatically clamping and releasing recording material and operation of said device
7165363128Device and apparatus for scan line process direction control in a multicolor electrostatographic machine
7175363127Device and apparatus for scan line skew correction in an electrostatographic machine
7185363126Device and apparatus for high speed tracking in a raster output scanner
7195357106Sensor for detecting beam position and start of scan position
7205355156Device for automatically clamping and releasing recording material and operation of said device
7215355057Telecine chains
7225353122Printing control apparatus compatible with printing systems of a laser scanning unit type and a light emitting diode type
7235353048Image recording apparatus
7245351070Single pass color printer having improved process and slow registration
7255349374Color image forming device to prevent color shifting
7265347124Control system for oscillatory-mirror light beam deflector
7275343039Scan start detecting device for laser beam printer having a wavelength variation correcting means
7285342715Color printer having reduced first copy out time and extended photoreceptor life
7295341225Image scanning system and method with improved repositioning
7305341156Image forming apparatus of laser scanning type
7315333067Apparatus and method for velocity compensation of the scanning spot in non-linear scanning systems
7325331342Video clock generating circuit and horizontal synchronizing signal generating device in image forming apparatus using laser beam
7335331341Image forming apparatus
7345329301Device for clamping sheet-shaped recording material
7355327252Print evaluation apparatus
7365325216Raster output scanner with subpixel addressability
7375325155Controlling the speed of an image-bearing member using relative states
7385322999Method and apparatus for precision control of galvanometer patterning system
7395319537Raser output scanner color printer with improved start of scan detection and process registration
7405319393Multiple-spot beam control for a raster output scanner an electrophotographic printer
7415315322Image forming apparatus with anti-banding implementation
7425315321Laser scanning apparatus with a positionable relay mirror
7435315112Real time laser spot tracking in both horizontal and vertical axes
7445315111Method and apparatus for laser beam drift compensation
7455311216Exposure device having means for correcting intensity of laser beam dependent on variation in rotational speed of photosensitive member
7465309270Optical scanning system
7475309205Image forming apparatus having magnification error compensation
7485306908Manually operated hand-held optical scanner with tactile speed control assembly
7495303080Beam scanning system including actively-controlled optical head
7505302973Method and apparatus for image registration in a single pass ROS system
7515300983Image shifting by control patch
7525300962Compound optics for a raster output scanner in an electrophotographic printer
7535300961Method and apparatus for aligning multiple print bars in a single pass system
7545296703Scanning confocal microscope using fluorescence detection
7555294945Laser beam optical scanning system and laser printing provided with the laser beam optical scanning system
7565294943Method and apparatus for alignment of scan line optics with target medium
7575291392Method and apparatus for enhancing the accuracy of scanner systems
7585291319Rotating disc optical synchronization system using binary diffractive optical elements
7595291222Image exposure apparatus
7605289000Image reading method and apparatus determining synchronous position
7615287125Raster output scanner with process direction spot position control
7625283662Image reading apparatus controllable by external apparatus
7635281812Light beam scanning system including piezoelectric means for correction of cross scan error
7645280306Image reproducing apparatus
7655278675Image reading system using an interruption of a pulse train to adjust a scanning period
7665278625Method and apparatus for lateral registration of sequential images in a singles pass, multi-LED print bar printer
7675278587Method and apparatus for image registration

1993

7685274465Document conveying circuit for use in a facsimile system
7695274394Electronic adjustment of slow scan image registration in an image recording apparatus
7705272493Method and apparatus for registration of sequential images in a single pass, multi-LED printbar printer
7715272492Compensation of magnification mismatch in single pass color printers
7725270835Method for forming halftone screen and apparatus therefor
7735268687Laser scanning apparatus
7745267057Image scanning and recording method and apparatus for compensating for a pyramidal error of a rotating polygon
7755264949Scanning carriage drive and image timing
7765264943Apparatus and method for providing accurate layer registration for multiple layer electronic printing systems
7775264872Raster output scanner with improved process direction registration
7785264870Image forming apparatus
7795264869Electro-optical control apparatus and system for spot position control in an optical output device
7805262937Technique for precise color-to-color registration in thermal printers
7815258775Motion correction through image enhancement
7825257048Optical element and photoreceptor registration system for a raster output scanner in an electrophotographic printer
7835257041Method and circuit for driving an electromechanical device rapidly with great precision
7845257037Compact image forming apparatus with color position adjustment
7855255115Optical scanning apparatus and recording apparatus using the same
7865253085Variable scanning speed optical scanning device
7875249069Method and apparatus for automatic alignment of front and rear scanning cameras
7885247384Method of stabilizing resonant frequency and resonant scanner using the same
7895247174Laser scanning apparatus having a scanning beam and a reference beam
7905245447Indexing mechanism for compact scanner
7915245440Method and apparatus for adjusting read start position of document to be read
7925245181Method and apparatus of detecting deviation of scanning line of light beam
7935241330Beam recording with scanning speed change due to F..theta. lens characteristics
7945239393Image reading apparatus
7955239387Buffering control for accommodating variable data exchange rates
7965235438Image scanning and recording method and apparatus for compensating for a pyramidal error of a rotating polygon
7975233402Color image forming apparatus with improved color image registration
7985229791Image copying apparatus with selection between a simultaneously present rolled sheet conveyor and cut sheet conveyor where printing is performed on the inside or lower surface of the respective sheets
7995220437Secondary scanning control for use in facsimile equipment having redundancy suppressing coding system
8005216526Method for controlling paper-feeding by detecting a starting point of scanning in a facsimile system
8015216258Optical density tracking sensor for aligning media
8025216248Photodetector with mask for stable output signal
8035212570Pixel clock phase locked loop for a laser scanner
8045212381Method of controlling slow scan direction of spot position in an optical output device employing an electro-optical control apparatus
8055208796Method and apparatus for transverse image registration on photoreceptive belts
8065208456Apparatus and system for spot position control in an optical output device employing a variable wavelength light source
8075206744Document scanning apparatus having image signal correcting capability
8085204523Method for spot position control in an optical output device employing a variable wavelength light source and an optical beam deflecting element
8095200611Optical scanning apparatus having light shielding member
8105196949Vestigial sideband scophony imaging modulator
8115193013Scanner with non-linearity compensating pixel clock
8125191447Scanning beam control system with translated reference scale
8135185676Beam scanning apparatus and apparatus for writing image information
8145182990Method of reducing printing artifacts
8155181104Image processing apparatus having a reader movable to a designated position
8165179463Simultaneous multibeam scanning system
8175177508Electrophotographic printer with print justification control
8185177422Recording control system for a recording apparatus

1992

8195175636Scanner with a linearized pixel clock
8205175570Color image forming apparatus having an adjustor which corrects the position of a latent image according to registration marks
8215174205Controller for spark discharge imaging
8225172248Method for forming halftone screen and apparatus therefor
8235172238Image recording apparatus with selection between a simultaneously present rolled sheet conveyor and cut sheet conveyor where printing is performed on the inside of lower surface of the respective sheets
8245172180Image forming equipment with variable stepwise drive means operation
8255170182Apparatus and method for registering an image on a recording medium
8265168377Self-running scanner for optically reading images
8275166944Laser beam scanning apparatus and method
8285164845Image reading apparatus
8295164843Scanner with a linearized VCO pixel clock
8305164745Image forming apparatus having laser timing control using beam detection
8315161046Beam position control apparatus
8325161029Image forming apparatus for controlling stepping motor in accordance with copy magnification
8335159352Dynamic focusing system for use with discontinuous medium
8345157515Image reading apparatus using a plurality of phase excitation modes
8355157505Apparatus for and method of image recording and reading, apparatus for and method of image recording, and apparatus for and method of image reading
8365155499Image-edge-printing controller
8375153736Toggling sheet transport and registration system
8385153644Dual mode correction of image distortion in a xerographic printing apparatus
8395153604Laser beam printer with fixed start of scanning and method of operation of the printer
8405153422Photosensor and image scanner utilizing the same
8415151810Method for alignment of scan line optics with target medium
8425150249Two-mirror scanner with pincushion error correction
8435149980Substrate advance measurement system using cross-correlation of light sensor array signals
8445144455Method and apparatus for locating the document referencing corner in a document scanner
8455144339Laser scanner with deflector and photosensitive drum control
8465144135Image plate scanner
8475144132Method of and device for compensating for reading-position error of image sensor
8485140647Image joining method and system
8495140340Apparatus and method for printing of images with compensation for dislocation of printing media
8505140157Double beam scan type optical apparatus
8515138479Light beam scanning apparatus and method of detecting a variation of a scanning speed of a light beam
8525138144Image reading method and apparatus
8535138140Signature capture using electro-optical scanning
8545136160Optical unit for use in image-forming apparatus
8555130839Scanning optical apparatus
8565130525Method and apparatus for real time motion and image analysis
8575129047Circuit for controlling the printing position of a video printer and method therefor
8585122678Image clock signal generating system with initial phase matching means in phase-locked loop
8595121138Resonant scanner control system
8605120127Determining the position of light emanating from a surface area
8615117243Scanner with electronic non-linearity compensation and method of processing image data
8625117164Linear driving apparatus
8635117106Scanning pattern drawing apparatus
8645115478Image reader
8655115328Beam scan type recording apparatus with electrically F theta correcting function
8665115256Beam recorder with scan position control
8675115227Input device possessing plural functions
8685113279Laser beam scanning apparatus
8695111062Method and apparatus for reducing pixel clock jitter in a laser scanner
8705109288Image reading apparatus
8715107280Divisional exposure apparatus
8725107279Digital image forming equipment
8735105208Image forming apparatus with good response motor servo control
8745105206Thermal printer for producing transparencies
8755103334Resolution improvement in flying spot scanner
8765097351Simultaneous multibeam scanning system
8775095372Combined copying machine and facsimile scanner and method
8785095315Multipoint synchronization optical writing apparatus
8795091654Method of automatically setting document registration and locating calibration strip
8805089902Reader apparatus for reading an image formed on an original placed on an original table
8815089712Sheet advancement control system detecting fiber pattern of sheet
8825087928Image recording apparatus
8835087813Horizontal sync signal generating device for use with an optical printer to determine starting positions of horizonal scanning on a photoconductive member
8845086223Image forming apparatus and method for removal of high frequency image jitter
8855084616Scanner having horizontal synchronizing signal generator with prism light diameter reducing means
8865083141Image forming apparatus
8875083140Multiple charge images initiation with scan synchronization
8885083023Composite light source unit and scanning device
8895081544Optical scanning apparatus

1991

8905077614Scanner with document and copy sheet registration means
8915075609Recording apparatus
8925075558Transparent sheet-like pad with reflective grid layer to provide position information to an optical reader
8935072260Image forming apparatus having analog and digital exposure means
8945072244Superposed image forming apparatus with plural and adjustable image forming stations
8955072114Light beam scanning apparatus and light beam adjusting mechanism for use with such light beam scanning apparatus
8965068913Image reader with platen criterial mark for determining document scan start
8975062006Sheet feeding apparatus and facsimile system having same
8985059987Synchronizing signal generating system
8995058188Manual scan type image reader for correcting read image data to faithfully reproduce read image
9005057943Image scanning apparatus
9015055860Image forming apparatus
9025049999Compact multimode input and output scanner
9035049897Method and apparatus for beam displacement in a light beam scanner
9045048904Two-mirror scanner with pincushion error correction
9055047871Direction scaling method and apparatus for image scanning resolution control
9065047631Self-referencing start of plot system and method
9075046796Apparatus for correcting scanning beams on basis of tilting of surface segments of polygonal mirror used in scanning pattern drawing apparatus
9085043827Combined asynchronous-synchronous document scanner
9095043744Raster scanner including scanning beam tilt correction
9105043566Monitor mechanism for use with a scanning optical apparatus with composite drawing a monitoring beams
9115032929Document reading device
9125032923Printing control system for facsimile receiver
9135030986Film printing and reading system
9145027132Position compensation of laser scan for stage movement
9155023708Color image forming apparatus for superposing a plurality of images
9165023448Beam position sensor for a light beam scanner
9175018808Method and apparatus for beam displacement in a light beam scanner
9185016040Method and apparatus for forming a recording on a recording medium
9195015846Light beam control apparatus and linear scale device suitable for use therein
9205015064Electronic printer or scanner using a fiber optic bundle
9215014137Method of generating an image scanning clock signal for an optical scanning device by selecting one of a plurality of out-of-phase clock signals
9225012354Travelling carriage driving apparatus
9235012089Scanning beam control system and optical scale structure useful thereto
9245003193Scan control circuit for hand-held type printer
9255001410Driving system for stepping motor
9265001341Horizontal sync signal generating device for use in optical printer
9274996605Method and apparatus for image scanning input for an image scanning recording apparatus
9284992888Image reading apparatus using a motor and controlling driving pulses supplied to the motor
9294992655Self-resonant galvanometer scanning system with evacuated chamber
9304990936Image forming device
9314990763Light beam recorder having beam duration and intensity controlled in accordance with scanning speed
9324984287Method for orienting a dual mouse optical scanner
9334982205Laser beam scanner in which the line scan time is maintained constant by decreasing the rotating speed of a scanning element as the number of reflective facets thereon increases

1990

9344980549Beam position sensor for a light beam scanner having emitter and detector disposed along the same optical axis
9354978971Method and apparatus for reformatting print data
9364978849Pel placement correction in the scan dimension of a multiple beam laser scanning system
9374977411Electronic color printing system
9384975780Ink jet image recording apparatus with control of scan line recording width
9394975626Scanner motor controller for controlling the rotating speed of a scanner motor
9404972208Method and apparatus for image frame length control
9414971413Laser beam depicting apparatus
9424967287Image forming apparatus
9434967073Light scanning device having a synchronizing grid with a phase-detected starting point area
9444965749Method and apparatus providing skip line asynchronous imaging
9454965597Color image recording apparatus
9464962981Optical scanner
9474962431Synchronizing signal generating system for laser scanner
9484962385Exposure controlled imaging system
9494962312Laser beam scanning device with plural sources and source-sensitive synchronization
9504961118Document scanner driven by electromagnetic actuators
9514953037Original reading apparatus
9524952946Scanning beam position detecting apparatus for use in electronic printer
9534951160Image reproducing apparatus
9544951158Image scanner apparatus with scanning magnification correcting function
9554951065Period varying beam recorder
9564950889Chromatic and misalignment compensation in a multiple beam laser scanning system
9574950888Scanning beam synchronization system
9584949391Adaptive image acquisition system
9594947262Hand-held manually sweeping printing apparatus
9604947039Flat stationary field light beam scanning device
9614944826Method and apparatus for preparing a screen printing screen
9624943871Image read-out and reproducing apparatus
9634942621Method for mapping scanned pixel data
9644942406Laser printer with clock polygon control for inches and millimeters
9654940310Optical scanning device using plural sources of differing wavelengths
9664937664Image forming apparatus
9674935891Pseudo-random phase shifted arithmetic bit clock generators for digital printers
9684935615Light intensity control for light beam recorder
9694933778Calibration of platen registration edges in copiers
9704933549Light beam scanning apparatus
9714931637Scanner utilizing a particular light guide
9724926270Driving method for a stepping motor and sheet conveying apparatus using the driving method
9734926263Synchronizing circuit for optical scanning apparatus
9744924254Film printing/reading system
9754922284Film printing/reading system
9764922272High precision image recording apparatus
9774922266Method for placing information on a medium while compensating for deviations from a characteristic time period
9784920430Method of and apparatus for jitter correction of a polygon mirror in an image recording apparatus
9794916638Media advance system for swath printers
9804912564Clock signal generation apparatus
9814912561Manually scanned copying and printing machine
9824912491Apparatus for forming superimposed images
9834908511Light beam scanning device
9844907236Method of controlling the quantity of light in a selected range
9854905022Image forming apparatus having laser light source
9864901163Image reader for a portable copier
9874901089Method and devices for the recording of pictures by laser
9884893136Arithmetically computed motor hunt compensation for flying spot scanners
9894891693Reference marking device for image transmitters

1989

9904888647Image recording apparatus with improved SOS detection
9914886967Light beam scanning apparatus
9924886963Laser beam scanning apparatus with compact SOS sensor
9934882631Image reading device
9944882629Adaptive exposure control system
9954882490Light beam scanning apparatus having two detectors whose signal ratio indicates main scanning position
9964881131Plotter adjustment circuit
9974878119System for synchronizing integration pulses with integration signal in an asynchronous raster input scanner
9984876613Manually operated copier with a damper
9994873435Laser beam scanning system
10004872065Method and apparatus for jitter correction of a polygon mirror in an image recording apparatus
10014870505Method of and apparatus for connecting output image signals from a plurality of line image sensors using a correction read pattern
10024868673Laser beam scanning device
10034866535Method and device for interfacing an image scanner with an image processing device
10044866464Method and apparatus for generating a scan timing signal with diffuser and detector array
10054864416Method and apparatus for reading original
10064864415Slow scan registration self alignment system for raster input scanners
10074864326Dual beam recorder
10084862512Scanning type image reading apparatus
10094862284Copier with accurately position-controllable sub-scanning unit
10104862196Image recording apparatus
10114860377Hand scanner input system and a sheet used in hand scanner input system
10124860237Scan linearity correction
10134858019Light scanning recording device
10144853710Imaging by laser beam scanning
10154853535Light beam scanning device generating a stable synchronizing signal
10164851921Manual sweeping, image data processing apparatus
10174851896Manual sweeping apparatus
10184849815Portable electronic office and components suitable therefor
10194847492Optical beam scanner with detector position adjustment means
10204847484Portable image sanner having movement detection means and a window for transmitting light to the viewer
10214845358Synchronizing device for laser printer
10224843480Image reading apparatus for removing disturbances in output images
10234841147Image read-out and recording apparatus
10244841137Beam position control device
10254841135Rotary light beam deflector with revolution surface mirror
10264839741Image reproducing apparatus with CCD scanner and bubble jet printer simultaneously driven by a common belt in opposite directions and operated asynchronously
10274837636Motion sensor for sensing the relative position and velocity of a recording member
10284837588Synchronizing signal generating system for laser scanner
10294833544Image processing apparatus
10304832429Scanning imaging system and method
10314829339Film printing/reading system
10324829175Light beam scanning apparatus, method of correcting unevenness in scanning lines in light beam scanning apparatus, method of detecting deflection of rotational axis of light beam deflector and rotational axis deflection detecting device
10334827126Light beam scanning apparatus
10344826268Hologon scanner system
10354823204Method and apparatus for film weave correction
10364823002Deflection scanning optical system with reflecting sections
10374821110Method of and apparatus for correcting a read position error in subscanning direction of a line image sensor
10384819083Moving type image recording apparatus
10394813046Optical scanning method
10404809021Apparatus and method for generating images by producing light spots of different sizes
10414809020Control apparatus for electronic image printer
10424807156Adjustable print size control for raster output scanners
10434806753Light scanning device with a short-path synchronizing grid
10444806034Write head controller with grid synchronization
10454805012System for high resolution exposure address with coarser resolution exposing array
10464803367Light beam scanning apparatus employing beam modulation in accordance with the start of scan and end of scan signals
10474801978Image bar printer compensated for vibration-generated scan line errors
10484800271Galvanometric optical scanning system having synchronization photodetectors
10494800270Galvanometric optical scanning system having a pair of closely located synchronization
10504797749Scanning system with tunable resonant actuator
10514796095Method of generating image scanning clock signals in optical scanning apparatus

1988

10524794405Circuit for modulating a scanning beam in a text and graphics image setting apparatus
10534792858Optical scanning system having a rotatable platen assembly and method for loading same
10544786919Method and apparatus for placing information on a medium while compensating for deviations from a characteristic time period
10554786126Hologon scanner system
10564771475Image scanner
10574771337Image recording apparatus
10584769717Apparatus for producing images
10594767923Hand-held image reading apparatus with position tracker
10604764815Array scanning system with movable platen
10614761662Image forming apparatus comprising an image bearing member driven at a predetermined constant speed
10624761660Laser scanning apparatus using a fan style grating plate
10634760251Optical scanning apparatus wherein image scanning clock signal frequency is corrected to render scanning speed constant
10644754334Image recorder having automatic alignment method and apparatus
10654750049Hand-held copying apparatus
10664749872Document scan apparatus with reflective reference position marker
10674748514Variable rate scanning control
10684746940Line scanner to reduce banding
10694742559Manual-scanning image reader
10704737858Intensity controlled and aperature defining image generating system
10714734868Precision paper transport system
10724734715Variable light beam scanning apparatus
10734731668Image reading apparatus including means for accurately determining the location of read image information
10744731657Control apparatus
10754729617Scanning clock generating device for optical scanner
10764725967Frequency converter for use in a laser printer
10774725855Multi-beam laser printer with beam spacing detection during blanking time
10784721859Processing of optical information by indexing with a graticule scale
10794720632Synchronizing light beam detector
10804719515Method of generating synchronizing signals
10814717925Optical scanner without extra convergent lens

1987

10824712139Image communication apparatus
10834710779Optical recording apparatus
10844709147Image reading apparatus which calculates an original reading domain
10854707710Method of detecting a drift amount in two-dimensionally scanning a form slide film and a detecting apparatus
10864700066Light beam scanning apparatus for reading out or recording an image
10874698647High resolution photographic film printer
10884695722Optical scanner error compensator
10894694156Pixel placement sensing arrangement using split detecting elements
10904692877Digital timing control system with memory look ahead
10914691241Method and system for compensating for a shading phenomenon
10924689690Synchronizing signal generating circuit
10934686363Self-resonant scanner biasing system
10944683499Method for generating a pixel synchronizing signal in a picture input scanning apparatus and a reproduction record scanning apparatus and apparatus therefor
10954677683System for correcting errors in the dimensional location of fibers in _an optical fiber scanning head
10964677292Method of generating image scanning clock signals in an optical scanning device
10974673811Variable threshold scan detector utilizing crossover points on photodetectors of the laser beam to monitor the threshold
10984668996Method and apparatus for generating halftone dots
10994667227Color image reading apparatus
11004667099Optical linear encoder
11014663672Image reading apparatus
11024663523Spatial pixel clock synchronization system
11034661699Scanning beam control system and method with bi-directional reference scale
11044660077Color image forming apparatus
11054652936Scanning method and system being capable of registering plural reproduction images
11064647946Laser beam recorder having synchronized scanner and drum operations
11074647145Method of and apparatus for obtaining image data
11084644160System for holding plural light beams in predetermined relative positions
11094641357Method for reading a document image
11104641199Image reading apparatus
11114639789Raster scanner variable-frequency clock circuit
11124638156Light beam scanning apparatus with adjustable scanning speed and offset
11134635000Temporal pixel clock synchronization system

1986

11144627043Head shifting apparatus
11154622593Polygon signature correction
11164620237Fast scan jitter measuring system for raster scanners
11174618869Facsimile print out system employing an ink jet system printer
11184616132Synchronization apparatus for scanner
11194611246Handy reader/printer apparatus
11204608578Braked media transport for laser scanners
11214605970Method and apparatus for calibrating an optical document digitizer
11224605938Thermal transfer recording apparatus
11234602154Photodetector for generating position signals
11244600951Scanning sample, signal generation, data digitizing and retiming system
11254600837Optical scanning apparatus with dynamic scan path control
11264591880Method of correcting distortion of an image reproduced by an image reproducing system
11274591727Solid state scanner for a variable speed transport
11284588887Resonant galvanometer scanner assembly
11294587531Clock signal producing apparatus
11304587420Light beam scanning device for correcting scanning speed
11314585938Surface deviation compensation for a beam scanning system
11324584612Picture recording method
11334578577Light beam scanning device
11344571623Data clocking circuitry
11354569584Color electrographic recording apparatus
11364566016Dual intensity laser beam picture recording method
11374564864Image forming apparatus

1985

11384558372Scanning method and apparatus
11394556903Inspection scanning system
11404546232Method for the topically precise subsequent engraving of printing cylinders
11414543615Automatic scanning device and its control for opto-mechanical processing applications
11424532552Laser activating system for laser printing
11434523235Electronic microcopier apparatus
11444523234Scanning control apparatus and method therefor
11454523093Scanning beam reference and read system
11464518998Method and apparatus for producing a time advanced output pulse train from an input pulse train
11474518898Method and apparatus for correcting image distortions
11484516023Scanner/plotter optical system
11494513325Image outputting device
11504510390Electronic method and apparatus for distance measurement through the use of equidistant thermal fiducial markings
11514505578Braked gravity transport for laser reading and writing systems
11524494152Character and image data reading system
11534492985Beam scanning means for input/output unit

1984

11544484073Method of and apparatus for reading out radiation image information
11554477727Beam position detection system for use in an optical scanning system
11564459512Cathode-ray display tube for color printers
11574453170Image forming apparatus with vibration compensation
11584451854Picture information input apparatus
11594449046Start of line detection and synchronization circuit for optical scanning systems
11604447134Grating signal system using zero order beam of acousto-optic modulator
11614445128Method and apparatus for compensating for irregular motion
11624441126Adaptive corrector of facet errors in mirror scanning systems
11634429218Scanning beam detector
11644424589Flat bed scanner system and method

1983

11654420760Printer beam position feedback sensor
11664419675Imaging system and method for printed circuit artwork and the like
11674410234Timing pulse generator for scanning apparatus
11684408868Digital plate maker system and method
11694408826Apparatus for scanning a laser beam including means for focusing a scale scanning beam and a read/write scanning beam on the same facet of a polygon scanning mirror
11704400739Microballistic facsimile scanner and recorder
11714397521Double pass optical system for raster scanners
11724388653Method for controlling writing timings of picture signals to be stored in a memory
11734386272Apparatus and method for generating images by producing light spots of different sizes
11744386271Clock generator
11754380776Image positioning apparatus
11764370641Electronic control system
11774367493Raster scanner apparatus and method

1982

11784352984Light beam scanning device
11794349847Image size control for raster scanners
11804348697Facsimile apparatus
11814342050Beam intensity measurement system for raster scanners
11824329011Method for driving a light scanning apparatus
11834320420Hybrid bit clock servo
11844318134Recording graphic data of different transmission rates
11854317630Copying machine
11864314154Two-dimensional scanning device having compensation for scanned image strain
11874310757Apparatus for correcting scanning speed in a polygon used for laser scanning

1981

11884306242Laser recording system
11894302782Reproduction scanning system having intermediate storage between input and output scanning stations
11904296441Photoelectric scanning apparatus
11914295167Carriage speed control for a raster scanner
11924293202Light beam recording device
11934290086First grate detector for an optical scanning system
11944287536Gain control for scanning arrays
11954285012Light beam scanner
11964279472Laser scanning apparatus with beam position correction
11974271430Microfilm display apparatus
11984270131Adaptive error correction device for a laser scanner
11994268867Pixel clock for scanner
12004268841Image recording method and apparatus therefor
12014264120Beam scanning device
12024262310Facsimile recorder framing circuit
12034257053High-resolution laser plotter
12044256959Optical scanner including feedback for reflector control
12054254439Facsimile mid-page restart
12064251825Non-impact printer using a modulated light beam

1980

12074231070High speed copying means and method
12084229769Facsimile system
12094225217Film card with reference frame
12104223212Card selector device
12114216378Optical scanner
12124214157Apparatus and method for correcting imperfection in a polygon used for laser scanning
12134214154Light beam scanning apparatus
12144212530Means and method for printing on light sensitive material
12154212018Laser beam recording system
12164206482Electronoptical apparatus for analysing documents
12174206348Optical scanner with electrooptical feedback for beam positioning
12184204233Electronic facet error correction for laser scanning
12194195316Apparatus and method for correcting imperfection in a polygon used for laser scanning
12204190899Card retrieval device

1979

12214180822Optical scanner and recorder
12224178064Real time grating clock for galvanometer scanners in laser scanning systems
12234149193Facsimile drive with dynamic brake
12244148075Framing signal generator for electrical recorders
12254144539Feedback control for laser discharge system
12264143403Light beam scanning system
12274140903Precision speed control for optical scanners
12284139257Synchronizing signal generator

1978

12294121251Method of detecting a synchronizing light beam
12304100408Signal generator for raster type scanners
12314084197Flying spot scanner with scan detection
12324081842Facsimile system
12334080634Halftone reproduction device with high resolution scanning and recording system

1977

12344057838Process and apparatus for exactly adjusting the beginning and end of reproducing in an engraving unit
12354028732Apparatus and method for display of images
12364024341Method of picking out synchronizing light beam in light scanning systems
12374002830Apparatus for compensating for optical error in a rotative mirror

1976

12384000368Nonuniform clock generator for document reproduction apparatus
12393997828Copy-repeater arrangement and method of adjusting the same
12403996563Data processing apparatus
12413987492Liquid jet recorder
12423983321Switching circuit utilizing a base storage characteristics of a transistor for use in a facsimile transceiver and the like
12433970781Apparatus for maintaining the position of a working head in relation to a cylindrical workpiece
12443961165Image information transfer device
12453953859Method and apparatus for recording latent photographic images
12463950615Chronic interline phase error from an image scanner generating plural successive image signals in a single scanning motion is electronically corrected
12473931461Telereproduction system for documents
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017