СПИСОК патентов США - подгруппа МПК16 H04N1/113


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№ п/п Номер патента Название патента

2017

19575430Multi-beam optical scanning apparatus and image forming apparatus
29571688Optical scanning apparatus and image forming apparatus including the same
39558431Optical scanning apparatus
49551797Device and method for reading out X-ray information stored in a fluorescent storage layer
59541897Image forming apparatus having scanning optical device
69539821Image forming apparatus

2016

79531900Optical scanning apparatus and image forming apparatus
89525795Image forming apparatus with rotary polygon mirror speed control
99516187Laser scanning unit and image forming apparatus including the same
109432548Optical scanning device and image forming apparatus using the same
119405117Optical scanning apparatus and image forming apparatus including the same
129402011Single-facet spindle implementation for a laser scanner system
139395537Optical scanning apparatus
149380184Optical scanning device and image forming apparatus therewith
159372321Optical element, holding structure therefor, and optical device
169357097Optical scanning device and image forming apparatus
179329384Optical reflecting element and actuator
189323050Light scanning device having reduced size and parts count, and image forming apparatus with the same
199253360Imager
209250439Light scanning device and image forming apparatus with the same
219241089Image forming apparatus and method for scaling image data by a correction pixel
229233555System and method for controlling multiple light sources of a laser scanning system in an imaging apparatus

2015

239176321Continuous scanning module, scanning system comprising said module and related scanning method
249170523Optical scanning apparatus, method for performing the same and image forming apparatus
259170521Light beam detection circuit, light beam scan unit and image forming apparatus to detect light beam that changes light-amount thereof
269158112Light scanning apparatus with single optical imaging element and image forming apparatus using the same
279158108Optical scanning device and image display device
289155148Light source drive device, optical scanning device and image forming apparatus
299122189Scan unit for an imaging device and methods of using same
309111203Image forming apparatus
319111196Image forming apparatus and image forming method
329071173Motor control device, and optical scanning device, image forming device and printed circuit board including the same

2008

337333121System and method for scaling data to compensate for slanted scanning in a bidirectional scanning laser printer

2005

346965104Laser optical apparatus
356961163Scanning optical system
366961077Multibeam light source
376958839Scanning optical system
386958471Method and apparatus for forming image
396947515Method for measuring the response of a voltage controlled oscillator
406940536System architecture for scan line non-linearity compensation in a ROS system
416940535Multi-beam optical scanning device, and image forming apparatus and color image forming apparatus using the same
426937376Scanning optical system
436930812Multi-beam light scanning optical system and image forming apparatus using same
446930669Portable personal computing device with fully integrated projection display system
456927883Light-scanning optical apparatus and image forming apparatus
466927789Pixel clock generating device, laser scanning device, and image forming device
476922296Optical path adjusting device
486919911Image forming apparatus
496917385Image input device for obtaining 2-D and 3-D images with a linear sensor
506888559Laser beam scanner forming a scanning line along a main scanning direction
516885480Light beam scanning apparatus and image forming apparatus
526879334Image forming apparatus capable of controlling write start position of each beam
536873804Image sensing device
546873398Method and apparatus for multi-track imaging using single-mode beams and diffraction-limited optics
556870964Spatial scan replication circuit
566870559Image forming apparatus
576867891Optical scanning device and image forming apparatus including the same
586862123Optical scanning device, image forming apparatus, and optical scanning method
596862032Electrophotographic apparatus
606856338Image forming apparatus
616856335Optical scanning device for scanning plural surfaces and image forming apparatus using the optical scanning device
626847390Method and apparatus for image forming capable of effectively adjusting an image recording start position
636839157Method and apparatus for multi-beam optical scanning capable of effectively adjusting a scanning line pitch

2004

646836631Image forming apparatus in which leading end part of optical unit in mounting direction is pressed and fixed by elastic member
656833856Light beam magnification error auto correcting apparatus and method
666831671Light beam scanning apparatus
676825961Multi-beam scanning optical system and image forming apparatus using it
686825457Two-dimensional beam writing position detecting device and image forming apparatus using the detecting device
696819462Optical scanning apparatus of light sources with different wavelengths
706819461Multibeam light source and multibeam scanner
716816292Scanning optical system
726816178Method and apparatus for color image forming capable of performing a precise synchronization between toner image forming per color and its overlaying
736812948Light beam scanning apparatus and image forming apparatus
746806894Image forming apparatus and main scanning scale correcting method therefor
756803934Exposure unit support having a primary resonance frequency higher than that of a mirror in the exposure unit
766798549Multi-beam scanning optical system and image forming apparatus using it
776795222Multi-beam scanning optical system and image forming apparatus using it
786791722Light beam scanning apparatus and image forming apparatus
796791663Image forming apparatus
806788330Clock-generating circuit and image-forming apparatus having a function of canceling F-theta property errors
816788322Image forming apparatus that accurately detects sheet in the feeding direction, and method thereof
826785011Optical sensor arrangement for start of scan detection and improved vertical beam alignment range
836777667Scanning optical system
846775040Scanning sync-signal detecting circuit for laser scanner
856771296Optical scanning device and method for providing specific dot offsets at center and ends of scan width
866762779Image forming apparatus, method of manufacturing substrate for photoreceptor, substrate for photoreceptor, and photoreceptor
876757088Laser scanning unit
886756583Optical scanning device and image forming apparatus wherein the light source is kept continuously lit between line scans
896750997Scanning device and image forming apparatus
906744459Image forming apparatus using a single optical fiber to transmit electrical signals
916738127LCD-based printing apparatus for printing onto high contrast photosensitive medium
926729239Image recording device for correcting spatial recording error
936710793Light beam scanning apparatus and image forming apparatus
946693658Light beam scanning apparatus
956690498Laser scanning unit
966690404Image forming apparatus and method for changeable image forming modes between a single color mode and a multiple color mode
976680744Laser scanner and a copying machine using the same
986677974Light beam scanning apparatus with a multi-layer mirror structure

2003

996667820Multi-beam scanning optical system and image forming apparatus using it
1006657761Optical scanning device, image forming apparatus, and optical scanning method
1016650352Electronic control arrangement for a laser printer
1026646668Image forming apparatus for maintaining a constant beam scanning state
1036639621Scanner unit having an optical element supporting plate
1046639620Light beam scanning apparatus
1056639616Image forming apparatus and image forming method featuring image formation in two, different-speed modes
1066635864Measurement and correction of a scan line length error
1076618081Image acquisition device removing distortion in image signals
1086603116Method and apparatus for image forming with multiple laser beams
1096600504Image forming apparatus having light beam adjusting mechanism
1106587245Optical scanning device, optical scanning method, and image forming apparatus
1116583913Multibeam scanner
1126570598Sub-pel registration of color planes using cartridge velocity control
1136552447Power supplying apparatus, image forming apparatus and method of controlling the same
1146538678Image forming apparatus with development controller
1156529643System for electronic compensation of beam scan trajectory distortion
1166529637Spatial scan replication circuit
1176529222Optical scanning system for printer and method for adjusting starting point of image scanning
1186525751Raster output scanner fraction-of-scan polygon rephasing and algorithm
1196519070Optical scanning apparatus, multi-beam optical scanning apparatus, and image forming apparatus using the same
1206512623Scanning optical device
1216512585Laser scanning position detecting device
1226509921Light beam scanning apparatus with multiple sensors and patterns
1236504558Image forming apparatus with laser emission control
1246504147Multibeam scanner

2002

1256496215Thermal scan line bow adjustment in an optical scanning system
1266496212Light beam scanning apparatus
1276493130Laser imaging device
1286493019Image forming apparatus
1296489982Error reduction in a multi-beam scanning optical system, and image-forming apparatus using the same
1306477656System for generating clock pulse which the number of pulses outputted within a predetermined time period is based on the number of calculated delay stages
1316476955Multi-beam scanning optical system and image forming apparatus using it
1326476370Method of controlling turn-on of light source and image forming apparatus
1336473112Image forming apparatus
1346469730Light beam scanning apparatus and image forming apparatus
1356466247Timing control of light beam scan
1366462855Light beam scanning apparatus
1376459520Optical scanning apparatus and image forming apparatus using it
1386459443Method of minimizing print delay due to mirror motor warm-up in an electrophotographic machine
1396456309Color image registration based upon belt and raster output scanner synchronization
1406452690Image forming method and image forming apparatus using the method
1416449450Image forming apparatus
1426441915Image forming apparatus
1436437850Method and device for exposing both sides of a sheet
1446434274Image capturing device provided with focusing system
1456433909Image forming apparatus
1466429424Optical scanning system of printer and driving method thereof
1476426776Apparatus for and method of photographing using scanning techniques
1486426767Image forming apparatus for maintaining a constant beam scanning state
1496424446Optical scanner and image forming apparatus
1506424365Image forming apparatus and method of controlling apparatus
1516421139Image forming apparatus for forming image on free-size sheet having arbitrary size
1526404448Color-image forming apparatus with write start position setter
1536396561Method and device for exposing both sides of a sheet
1546390579Pulse width modulator using delay-line technology with automatic calibration of delays to desired operating frequency
1556388689Scanning exposure unit, semiconductor laser driving circuit and image forming apparatus
1566377360Copier
1576376837Optical scanning apparatus and image forming apparatus having defective light source detection
1586373599Image scanning apparatus and method
1596373515Variable resolution transition placement device
1606366307Clock independent pulse width modulation
1616362847Electronic control arrangement for a laser printer
1626362470Optical scanning apparatus and image forming apparatus and electrophotographic printer using such scanning apparatus
1636355926Raster output scanner beam steering
1646353455Method of evaluating characteristics of a light beam, apparatus for evaluating the characteristics, and apparatus for adjusting a write unit by employing the evaluating method
1656346958Method for detecting quantity of laser scanning positional deviation on photosensitive body, correcting method thereof and laser color image forming apparatus
1666344644Optical scanning device
1676340986Method and device for time shifting transitions in an imaging device
1686340983Multi-beam image recording apparatus
1696339278Inclination adjusting device for light controlling element used in optical scanner
1706335752Exposure profiles from laser sources having finite response times
1716335748On-line image-on-image color registration control systems and methods based on time-scheduled control loop switching

2001

1726330082Converter for optical scanner
1736330074Digital copier magnification and distortion correction
1746326992Image forming apparatus
1756323964Image scanning apparatus and method
1766323889Multi-beam exposure apparatus having mirror tilt angle control, image forming apparatus that employs the exposure apparatus, and image forming method
1776320682Image forming apparatus
1786320647Multi-beam light source unit, multi-beam scanner and image forming apparatus
1796317244Light-scanning optical system and image-forming apparatus comprising the same
1806317146Image forming apparatus
1816310681Method and apparatus for image forming
1826307584Single polygon scanner for multiple laser printer
1836307579Magnification error correction method for image forming apparatus
1846295116Optical scanning system for printer
1856295079Scanning optical unit
1866292275Image scanning apparatus and method, and mirror drive method and mechanism
1876292208Sensing system to allow side-by-side writing of photonic imagers to create wide and seamless xerographic images
1886288802Image scanner
1896281922Image forming apparatus
1906278538Optical scanner
1916278471Image forming apparatus with light-scanning unit having supporting member
1926278109Facet tracking using wavelength variations and a dispersive element
1936275307Image read apparatus
1946275306Image processing system converting the pixel aspect ratio
1956275249Method of evaluating characteristics of a light beam, apparatus for evaluating the characteristics, and apparatus for adjusting a write unit by employing the evaluation method
1966268929Data processing device for simultaneously reading out plural lines of image and a method therefor
1976268877Scanning optical device featuring optical system image magnifications in main and subscanning directions within a prescribed range
1986268876Method of evaluating characteristics of a light beam apparatus for evaluating the characteristics and apparatus for adjusting a write unit by employing the evaluation method
1996266073Four beam electrophotographic printing apparatus
2006262815Image sensor
2016262759Method and apparatus for forming an image using signals synchronized with scanning
2026259467Multi stage oscillator phase alignment scheme
2036256132Multi-beam scanning optical system and image forming apparatus using the same
2046256054Photo receptor belt edge detection apparatus
2056246463Optical laser scanning device and image forming apparatus having the optical laser scanning device
2066243128Image forming apparatus in which adjustment for forming image in rectangular form is easily done and method for making the same apparatus
2076243126Image forming apparatus in which a laser beam is applied from a semiconductor laser to scan an image carrier, and method of controlling the apparatus
2086243124Method of evaluating characteristics of a light beam, apparatus for evaluating the characteristics, and apparatus for adjusting a write unit by employing the evaluation method
2096243123Light beam scanning apparatus for use with image forming apparatus
2106239860Adjustment of vertical regist shift between pages, colors or lines in a multiple beam recording system
2116236427Edge placement device
2126236418Image forming apparatus and method to correct magnification error caused by optical characteristics of image writing device
2136229594Photosensitive material scan-exposure method and photosensitive material exposure apparatus
2146229555Method and apparatus for minimizing visual artifacts generated by an electrophotographic machine during imaging
2156227448Image viewing apparatus
2166226029Aerial slow scan position control using an electronically addressable liquid crystal plate
2176222611Multi-beam image forming apparatus and method capable of precisely controlling image writing start position
2186211987Optical scanning technique
2196211898Optical scanning apparatus and devices including an optical scanning apparatus
2206208433Image pick-up apparatus capable of stable flicker compensation without influence by reflectance of an object
2216208370Method and apparatus for determining the starting position and the power of a scanning light beam to be used in writing on a media
2226208367Light beam scanning apparatus and image forming apparatus
2236204865Color image forming apparatus timing control
2246198495Color image forming apparatus having means for correcting deviations between scanning light beams accurately and in real time
2256195471Method and apparatus for combining a plurality of images at random stitch points without incurring a visible seam
2266195108Image formation method for forming electrostatic latent image on photosensitive belt with laser beam and image formation apparatus of the same
2276194713Scanning optical device having a rotatable adjustable holder
2286185027Monitoring optical system for scanning optical device
2296181415Position sensor for transmission type optical deflector and apparatus for correcting scanning position of scanning optical system
2306178031Raster output scanning system having scan line non-linearity compensation means
2316178029Multi-beam scanning optical device
2326172788Light scanning device, optical device, and scanning method of optical device
2336172787Laser beam scanning optical apparatus
2346172786Optical deflection device and image forming apparatus therewith
2356172696Image forming apparatus having photosensitive drum driven by stepping motor

2000

2366166749Optical scanning system for printer
2376166376Multi-beam scanning device
2386163334Image forming device
2396163333Multi-beam scanning optical apparatus
2406163330Image scanning and recording apparatus
2416160569Image forming apparatus capable of changing process line speed
2426160566Registry adjusting device for laser beam printer
2436157400Method and apparatus for controlling a pixel clock in a rotating polygon type image forming apparatus
2446154292Multi-beam scanning method and control apparatus for the same
2456154247Skew correction in lenticular material printing
2466154246Image processing apparatus and image forming apparatus
2476151057Optically controlled image forming apparatus and method
2486151056Laser scan based recording apparatus
2496151053Image formation with controlled scanning
2506141043Scanner having remote control system
2516141031Aerial color registration
2526137591Integrated computer and image reproduction system
2536137517Image registration adjustment system and method for dynamically compensating for photoreceptor belt skew
2546133932Method and apparatus for adjusting a line synchronization signal in response to photoreceptor motion
2556124948Synchronization detecting method in scanning with multi-optical beams and multi-optical beam scanning apparatus
2566121985Vertically opening laser recording apparatus
2576121983Method and apparatus for a solid state laser scanning architecture
2586118471Beam diameter control method and device
2596118470Optical scanning system
2606115572System for registration of color separation images on a photoconductor belt
2616115146Scanning-type image reading device
2626108107Scanner having a biased lens barrel
2636104420Image forming apparatus and exposure scanning apparatus
2646100915Laser drawing apparatus
2656097418Method and apparatus for combining a plurality of images without incurring a visible seam
2666094208Color image forming apparatus with scanner motor synchronization
2676088132Image formation apparatus
2686078341Laser diode raster output scanners with interlaced scan lines
2696072519Dual resolution printer
2706069984Method and apparatus for correcting optical spot position
2716069708Apparatus for obtaining data on scan starting times for laser scanning units for color printer
2726069645Method and apparatus for controlling dot size in image forming apparatus having an array of lasers
2736067102Electrophotographic recording device and exposure controlling device therefor
2746066846Light beam scanning apparatus
2756060813Vibration suppression and electromechanical damping apparatus for electrophotographic printing structures
2766055083Optical scanning unit module and optical scanning system adopting the same
2776052552Image forming apparatus with skew correction
2786052211Compact multiple-beam scanning optical system
2796052143Spindle unit control method and image forming apparatus
2806038353Light beam scanning optical apparatus
2816038053Color image forming apparatus
2826038051Light scanning device, optical device, and scanning method of optical device
2836037963Laser printer having variable beam spacing
2846034980Laser scanning unit module
2856031638Image forming device
2866026201Optical scanner
2876022653Color image recording system and method to prevent color displacement through red light beam detection
2886014205Position sensor for transmission type optical deflector and apparatus for correcting scanning position of scanning optical system
2896011256Light beam scanning device and control method therefor

1999

2906005243Synchronous adjustment method, apparatus, and computer program product in a multiple beam optical system
2916002421System for measuring fast scan error of raster scanners
2925999302Polygon scanner having a fluid film bearing and active correction of cross-scan and in-scan errors
2935995269Optical unit for optically scanning an information surface, and optical scanning arrangement including the optical unit
2945995267Time division multiplexing multiple beam raster output scanning system
2955995246Light beam scanning apparatus for use with image forming apparatus
2965995130Laser beam scanning apparatus and method providing controllable print density
2975991470One-dimensional scanner system for two-dimensional image acquisition
2985991063Optical scanning device
2995987193Image writing device and method
3005982410Method and apparatus for recording picture information using a photographic single sheet printer
3015982402Apparatus for printing color image by combination of optical beam scanning units and photosensitive drums
3025981944Optical scanner which reduces the effects of external electrical noise and disturbing light
3035973798Image scanner
3045973716Image forming apparatus
3055973574Oscillator system with corrective frequency modulation
3065969347Synchronizing apparatus of a cascade scanning optical system having tilting measurement of reflecting surfaces
3075966232Scanning optical system
3085966231Method and apparatus for aligning multiple laser beams
3095965869Method of leading in APC control and image forming apparatus using the same
3105956072Optical scanner, image forming apparatus and image forming apparatus assembling method
3115943142Apparatus for reading and recording images
3125943087Laser beam printing machine
3135943086Multiple beam independent activation system and method for simultaneous image formation
3145936755Multi-beam scanning apparatus
3155933266Synchronization signal generating circuit for an optical scanning device
3165933184Color image forming device
3175930571Image forming apparatus and a method for forming an image on plural surfaces at the same time
3185930019Light scanning device, optical device, and scanning method of optical device
3195929979Scanning exposure device
3205929975Method and apparatus for exposing photosensitive material
3215929892Beam deflecting for enhanced laser printer scanning
3225929891Light beam scanning apparatus and image forming apparatus
3235920336Beam deflecting for resolution enhancement and banding reduction in a laser printer
3245917529Image forming apparatus having relationship between driving gear pitch and scanning line pitch
3255914800Optical scanning system
3265909300Scanning apparatus having a cascade scanning optical system
3275905851Light beam scanning recording device
3285903378Scanning apparatus having a cascade scanning optical system
3295903377Scanning apparatus having a cascade scanning optical system
3305892533Beam passage position control apparatus for controlling a beam passage position and an image forming apparatus using the same
3315886805Optical scanning device and a synchronizing signal detecting method thereof
3325883731Multi-beam scanning device
3335883657Synchronizing signal generating circuit for optical multiple-scanning device
3345883385Multibeam scanning method and apparatus with positional adjustment features
3355877885Scanning apparatus having a cascade scanning optical system
3365872586Apparatus for registration of plural image in an image forming apparatus
3375870174Variable density image processing apparatus
3385870132Laser beam scanning image forming apparatus having two-dimensionally disposed light emitting portions
3395867299Cascade scanning optical system
3405867298Dual format pre-objective scanner
3415861977Dual format dual resolution scanner with off-axis beams
3425859427Image scanning device
3435856879Image scanning device

1998

3445852461Image formation system and color misregistration correction system
3455841553Compact document scanner or printer engine
3465838884System for a raster output scanner
3475838479Optical exposure unit and image forming unit used in optical exposure unit
3485832186Image processing system which adds information to formed images
3495831757Multiple cylinder deflection system
3505828925Image forming apparatus capable of correcting position deviation of image
3515828483Printing and inspection system using rotating polygon and optical fibers
3525828479Cascade scanning optical system
3535825522Cascade scanning optical system
3545822501Optical scanning device having dichroic mirror for separating reading and recording light beams
3555822105Scanner
3565821978Image forming apparatus for forming an image in use with a plurality of laser beam scanners
3575821971Image registration for a raster output scanner (ROS) color printer
3585821970Color image forming apparatus
3595818612Scanning method and apparatus for pre-scanning document to allow manual adjustment of its orientation
3605818506Image forming apparatus having light beams that intersect with each other between first and second lens to provide an optical characteristic
3615818496Exposure device of electrophotographic apparatus with optical path position deciding device
3625815481Apparatus for transverse image registration of a photoreceptor belt
3635811795Bow-tie laser scan trace using dynamic laser positioner
3645808658Regulator with phase shift for polygon rephase without divide
3655805296Optical scanning apparatus including an image reading section and an image printing section that share a common optical system and a method of printing and reading an image using the common optical system
3665801740Image recording apparatus capable of adjusting an image recording speed
3675793181Method of and apparatus for feeding scanned medium
3685793036Synchronizing signal generating circuit for optical scanning device
3695790275Scanning optical system
3705790164Image scanning and writing apparatus which uses different synchronizing signals for scanning and writing
3715786594Multi-beam pitch adjustment system and method
3725777751Correction of curved scan lines in an optical scanning system
3735777659Dual-beam, reflex-controlled laser circuit for an electrophotographic printer
3745774169Image forming apparatus
3755771055Laser printer capable of cooling heat generating parts as well as reducing noise
3765764383Platenless book scanner with line buffering to compensate for image skew
3775760919Duplex documents scanner with alternating scan lines from dual imaging stations
3785760817Laser printer with apparatus to reduce banding by servo adjustment of a scanned laser beam
3795760816Variable phase clock generator for an electrophotographic printer
3805757518Image scanner
3815755500Image reading apparatus
3825754215Control circuit for polygon mirror motor and laser beam printing machine using the same
3835754214Image exposing apparatus using optical sensor to detect start synchronization of scanning line
3845754211Image forming apparatus with a single driving source
3855753907Multiple beam scanning apparatus
3865752075Integrated computer Scanner printer in a single system enclosure sharing control circuitry and light source wherein a single CPU performing all of the control tasks
3875750986Multiple laser beam differential intensity and start of scan sensing
3885748357Optical detecting apparatus
3895748225Condition sensitive method and apparatus for imaging a lithographic printing plate
3905745152Multiple beam laser scanner using lasers with different aperture sizes
3915740505Image forming apparatus
3925737007Structure of a laser beam scanner for a photosensitive printing device
3935737006Scanning method and apparatus for banding suppression
3945737003System for registration of color separation images on a photoconductor belt
3955734412Scan type laser marking device including a scanning speed setting a device
3965732162Two dimensional linearity and registration error correction in a hyperacuity printer
3975729793Dust adhesion prevention system for image scanning system
3985729353Method and device for correcting a position for writing an image on a transport belt
3995729024Original edge detecting system and optical sensor
4005724153Variable density image processing method and variable density image processing apparatus thereof
4015715498Color image forming apparatus and method for forming a color image corrected for aberration in registration of image stations for each color
4025715078Optical exposure unit and image forming unit used in optical exposure unit
4035713504Transport apparatus for auxiliary scanning
4045712963Printer control system including white enlarged line memory for storing expanded white print pixel signals and black enlarged line memory for storing expanded black print pixel signals
4055710751Polygon facet error effects elimination in multi-pass color systems
4065708512Facsimile apparatus and recording method therein

1997

4075694637Method for controlling an image forming apparatus which uses plural laser beams
4085694158Image forming apparatus with image carrier and sheet feed drive control
4095691759Method and apparatus for interleaving raster scan lines in a multi-beam laser imaging device
4105677724Laser beam printing device with mirror rotation speed controlled by origin sensor signal
4115671069Pixel clock generator
4125668644Video 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
4135663558Optical beam scanning unit with slit for producing horizontal synchronizing signal
4145661574Image processing method and apparatus for adding identifying information to an image portion and forming the portion at a lower of plural resolutions
4155654817Scanning device
4165646766Laser beam scanning apparatus and method
4175638189Raster scanner, mirror supporting structure of the same and method for adjusting mirror angle using the structure
4185635976Method and apparatus for the production of a structure by focused laser radiation on a photosensitively coated substrate
4195635321Method for preparing a lithographic printing plate
4205634171Image recording apparatus and image recording method
4215631691Image forming apparatus
4225627670Scanning optical apparatus having beam scan controller
4235627649Method and device for correcting a position for writing an image
4245627579Raster scanning optical system and method for adjusting scan line locations on a photoreceptor
4255625482Scanning optical apparatus
4265625183Rotary mirror scanner unit having optical angular displacement sensor
4275621451Image forming apparatus
4285619659System for extending ISA bus without using dedicated device driver software by using E.sup.2 P.sup.2 interface which provides multiplexed bus signal through standard parallel port connector
4295619488Information recording device
4305617986Apparatus for feeding scanned medium
4315617133Method and apparatus for adjusting orientation of light beams in a raster scanning system
4325617132Method and apparatus for adjusting the pixel placement in a raster output scanner
4335610730Low-cost high-resolution digital scanning camera
4345610652Electrophotographic image recording apparatus
4355610651Image forming apparatus with frequency corrector
4365610647Image forming apparatus including a plural laser beam scanning apparatus
4375610646Image forming apparatus having improved resolution switching capabilities
4385600404Correction of misregistration in an image forming apparatus depending on multiple regions of a transfer belt
4395596424Scanning optical system having image forming optical system and reading optical system with at least one common optical component
4405594556Scanner having a misalignment detector

1996

4415589870Spot profile control using fractional interlace factors in a polygon ROS
4425587825Scanning optical system
4435583557Image forming apparatus which corrects a deviation in a distance between plural light beams
4445579489Hand-held portable computer having capability for external expansion of an internal bus
4455578819Optical recorder having a signal separation circuit and a FIFO memory circuit
4465576852Synchronization signal generating unit of an image forming apparatus
4475576536Image 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
4485574491Apparatus spot position control in an output device employing a linear array of light sources
4495573894Method and apparatus for exposing photosensitive materials
4505570223Optical positioning system for at least one picture element
4515570195Image forming apparatus which detects scanning light through slitted shield plate
4525561772Expansion bus system for replicating an internal bus as an external bus with logical interrupts replacing physical interrupt lines
4535561743Digital method image forming apparatus and image forming method thereof
4545557449Laser beam scanning apparatus for controlling diameter of light spot
4555557438Scanning and tracking using rotating polygons
4565550668Multispot polygon ROS with maximized line separation depth of focus
4575550571Method of and apparatus for thermally recording images
4585543955Optical scanning system
4595543825High efficiency multispot facet tracked raster output scanning system
4605541637Image exposure apparatus with compensation for variations in scanning rate
4615539447Optical scanning unit and image forming apparatus using the same with rotating lever attached to a cover for light emission and prevention
4625539446Light beam position detection and control apparatus employing diffraction patterns
4635532859Electro-optical device for variable scan width
4645532731Method and apparatus for adjusting image forming positions to allow plural images to be formed on plural recording sheets
4655530642Control system for aspect ratio and magnification of a raster output scanner
4665521739Raster output scanner for reducing color misregistration
4675517328Wobble and bow correction by dual spot pixel intensity proportioning
4685517318Image forming apparatus
4695517230Control system for a variable-resolution raster output scanner
4705512927Image forming apparatus having a photosensitive drum rotatable at different speeds
4715510877Method and apparatus for lateral registration control in color printing
4725508513Fiber optic scanning beam detector
4735504613Optical scanner
4745499107Laser beam optical scanning system
4755498869Apparatus for wobble correction using an agile beam polygon ROS and all-spherical optics
4765488489Image read-out and reproducing apparatus
4775488225Rotary scanner and light beam scanning system having a specified relationship between the facets of the scanning mirror and the commuter segments of the motor
4785486954Optical device having an optical lens and a mounting assembly
4795485195Multi-phase pixel clock for a raster output scanner (ROS) printer
4805483054Converging position detecting apparatus with a single photodetecting element

1995

4815479201Optical beam scanner with circuit board mounted elements
4825477342Facsimile machine and recording control method with variable polygon mirror rotation speed
4835477330Synchronization 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
4845475415Optical head and printing system forming interleaved output laser light beams
4855475414Image forming apparatus having plural printing resolutions
4865463418Plural-beam scanning optical apparatus
4875461412Method and apparatus for actively correcting curvature in the scan of an optical output device
4885457785CPU-independent and device-driver transparent system for translating a computer's internal bus signals onto an intermediate bus and further translating onto an expansion bus
4895457567Laser scanner having improved frequency characteristics
4905457487Color image forming apparatus which times release of each of plural color image signals
4915453851Error reduction methods in scanning systems
4925451997Light scanning device with plural radii scanning lens system
4935451778Apparatus and method for beam steering in a raster output scanner
4945450211Image forming apparatus and method for maintaining set magnification not withstanding changes in optical system due to temperature change
4955450119Single pass color printer
4965448278Image forming apparatus using variable light beam
4975448267Laser beam printer having rotational control of image bearing member and deflecting device
4985446556Video 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
4995445017Motor start examining device and method
5005444525Image forming apparatus with image recording timing control
5015444239Fiber optic scanning beam detector
5025442171Optical system including provisions for correcting scanning beam spot displacements due to changing ambient conditions
5035440673Method and apparatus for pixel synchronization
5045440146Radiographic image reader
5055436755Dual-beam scanning electro-optical device from single-beam light source
5065436728Light beam scanning system with photodetector oriented to prevent unwanted reflections
5075436647Color image forming apparatus
5085430472Method and apparatus for eliminating distortion via overscanned illumination for optical printers and the like having high gamma photosensitive recording media and high addressability
5095426528Correction device of light beam deviation of primary scanning direction thereof in image forming apparatus
5105424780Apparatus and method for spacial scan modulation of a video display
5115424763Color misregistration-free color image forming apparatus
5125412409Image registration for a raster output scanner (ROS) color printer
5135410338Method and apparatus for moving an object with uniform motion
5145408095Optical scanner having an image forming mirror and means for reducing scanning line pitch irregularities
5155396276Optical beam scanning apparatus
5165394175Transverse image registration for a digital color printer
5175387995Optical positioning system for at least one picture element
5185386221Laser pattern generation apparatus
5195386123Beam steering sensor for a raster scanner using a lateral effect detecting device
5205382967Continuously tunable raster resolution printing
5215381259Raster output scanner (ROS) using an overfilled polygon design with minimized optical path length
5225381167Color image forming apparatus
5235381165Raster output scanner with process direction registration

1994

5245374993Image skew adjustment for a raster output scanning (ROS) system
5255373154Multisynchronizing signal optical scanning system for dispensing position error
5265371608Optical scan apparatus having jitter amount measuring means
5275367381Method and apparatus for enhanced resolution and contrast via super intensity controlled overscanned illumination in a two dimensional high addressability printer
5285365364Optical scanner and printer
5295365259Scanning optical device
5305363128Device and apparatus for scan line process direction control in a multicolor electrostatographic machine
5315363127Device and apparatus for scan line skew correction in an electrostatographic machine
5325363126Device and apparatus for high speed tracking in a raster output scanner
5335357273Resolution conversion via intensity controlled overscanned illumination for optical printers and the like having high gamma photosensitive recording media
5345357106Sensor for detecting beam position and start of scan position
5355353048Image recording apparatus
5365351070Single pass color printer having improved process and slow registration
5375349374Color image forming device to prevent color shifting
5385347298Exposure control device for use in electrophotographic printing apparatus
5395347124Control system for oscillatory-mirror light beam deflector
5405341156Image forming apparatus of laser scanning type
5415337076Method and apparatus for reproducing images including a multiple scanning operation
5425333067Apparatus and method for velocity compensation of the scanning spot in non-linear scanning systems
5435333008Imaging module mounting apparatus
5445331468Intensity redistribution for exposure correction in an overfilled symmetrical laser printer
5455331341Image forming apparatus
5465327263Image processing apparatus employing a spatial light modulator
5475325216Raster output scanner with subpixel addressability
5485323183Image recording apparatus
5495323018Storage phosphur size compensation system
5505322999Method and apparatus for precision control of galvanometer patterning system
5515321432Image forming apparatus with resolution control
5525319537Raser output scanner color printer with improved start of scan detection and process registration
5535319393Multiple-spot beam control for a raster output scanner an electrophotographic printer
5545315322Image forming apparatus with anti-banding implementation
5555311217Variable attenuator for dual beams
5565311216Exposure device having means for correcting intensity of laser beam dependent on variation in rotational speed of photosensitive member
5575309270Optical scanning system
5585302973Method and apparatus for image registration in a single pass ROS system
5595301060Optical element
5605300962Compound optics for a raster output scanner in an electrophotographic printer
5615294945Laser beam optical scanning system and laser printing provided with the laser beam optical scanning system
5625294943Method and apparatus for alignment of scan line optics with target medium
5635291222Image exposure apparatus
5645289204Image recording apparatus
5655289001Laser beam scanning apparatus having a variable focal distance device and the variable focal distance device for use in the apparatus
5665287125Raster output scanner with process direction spot position control
5675283681Scanning optical equipment
5685281812Light beam scanning system including piezoelectric means for correction of cross scan error
5695280379Scanning optical apparatus
5705280306Image reproducing apparatus
5715278587Method and apparatus for image registration
5725276534Optical apparatus for maintaining a focussed image by interconnected adjustment of object and image distances
5735276463Raster output scanning arrangement for a printing machine

1993

5745272492Compensation of magnification mismatch in single pass color printers
5755270835Method for forming halftone screen and apparatus therefor
5765270737Light deflecting apparatus
5775267057Image scanning and recording method and apparatus for compensating for a pyramidal error of a rotating polygon
5785264943Apparatus and method for providing accurate layer registration for multiple layer electronic printing systems
5795264872Raster output scanner with improved process direction registration
5805264870Image forming apparatus
5815264869Electro-optical control apparatus and system for spot position control in an optical output device
5825258775Motion correction through image enhancement
5835257048Optical element and photoreceptor registration system for a raster output scanner in an electrophotographic printer
5845257041Method and circuit for driving an electromechanical device rapidly with great precision
5855257037Compact image forming apparatus with color position adjustment
5865255115Optical scanning apparatus and recording apparatus using the same
5875253098Optical scanner
5885253085Variable scanning speed optical scanning device
5895251057Multiple beam optical modulation system
5905251055Optical scanning apparatus
5915247384Method of stabilizing resonant frequency and resonant scanner using the same
5925247383Scanner with a post facet lens system
5935247174Laser scanning apparatus having a scanning beam and a reference beam
5945245481Optical unit and method of fixing optical elements in optical unit
5955245462Laser beam scanning apparatus
5965245181Method and apparatus of detecting deviation of scanning line of light beam
5975243359Raster output scanner for a multistation xerographic printing system
5985241330Beam recording with scanning speed change due to F..theta. lens characteristics
5995241329Multiple resolution ROS
6005241252Motor drive system for a polygon scanner
6015241174Scanning optical apparatus having imaging position adjusting means
6025239313Continuously variable resolution laser printer
6035235438Image scanning and recording method and apparatus for compensating for a pyramidal error of a rotating polygon
6045235437Analog/digital image processor apparatus with liquid crystal light modulator
6055233402Color image forming apparatus with improved color image registration
6065233188Laser beam scanning apparatus for scanning a laser beam obtained by composing a plurality of beams
6075231575Image read-out apparatus
6085229608Read-out system for a luminescent storage screen
6095220450Scanning optical system capable of automatic focusing
6105218413Optical device for image forming apparatus
6115218377Laser printing device with control of oscillation amplitude
6125218200Image scanner with turnable reflecting plate for scanning objects at different locations
6135216248Photodetector with mask for stable output signal
6145212570Pixel clock phase locked loop for a laser scanner
6155212381Method of controlling slow scan direction of spot position in an optical output device employing an electro-optical control apparatus
6165208796Method and apparatus for transverse image registration on photoreceptive belts
6175208608Plotter with drawing speed change
6185208456Apparatus and system for spot position control in an optical output device employing a variable wavelength light source
6195204523Method for spot position control in an optical output device employing a variable wavelength light source and an optical beam deflecting element
6205202774Image reading apparatus
6215200766Optical scanning device used for image forming apparatus
6225200611Optical scanning apparatus having light shielding member
6235196957Laser scanner with post-facet lens system
6245196949Vestigial sideband scophony imaging modulator
6255196697Laser beam scanning apparatus having a variable focal distance device and the variable focal distance device for use in the apparatus
6265194981Light scanning apparatus
6275193013Scanner with non-linearity compensating pixel clock
6285191447Scanning beam control system with translated reference scale
6295185676Beam scanning apparatus and apparatus for writing image information
6305182576Raster scanning apparatus
6315182575Image forming apparatus
6325179277Methods for optically scanning a scanned face with an equi-angular scan velocity
6335177508Electrophotographic printer with print justification control

1992

6345175636Scanner with a linearized pixel clock
6355175570Color image forming apparatus having an adjustor which corrects the position of a latent image according to registration marks
6365173797Rotating mirror optical scanner with grooved grease bearings
6375172248Method for forming halftone screen and apparatus therefor
6385170181Laser scanning apparatus
6395166944Laser beam scanning apparatus and method
6405166704Laser writing device for image forming equipment
6415164844Flat bed scanner
6425164843Scanner with a linearized VCO pixel clock
6435164745Image forming apparatus having laser timing control using beam detection
6445162821Color image forming apparatus
6455161046Beam position control apparatus
6465157534Optical scanner
6475157532Post-objective type optical scanner
6485157417Printing apparatus
6495153768Multiple wavelength, multiple diode laser ROS
6505153767F-.theta. lens system and laser scanner using the same
6515153644Dual mode correction of image distortion in a xerographic printing apparatus
6525153604Laser beam printer with fixed start of scanning and method of operation of the printer
6535153422Photosensor and image scanner utilizing the same
6545151810Method for alignment of scan line optics with target medium
6555150249Two-mirror scanner with pincushion error correction
6565148190Scanning optical system with plural focusing units
6575144339Laser scanner with deflector and photosensitive drum control
6585142404Optical unit for use in laser beam printer or the like
6595140349Recording apparatus
6605140157Double beam scan type optical apparatus
6615138479Light beam scanning apparatus and method of detecting a variation of a scanning speed of a light beam
6625138339Microaddressability via overscanned illumination for optical printers and the like having high gamma photosensitive recording media
6635136416Optical scanning unit for use in laser beam printer or the like
6645136415Multi-reflection scanner
6655136160Optical unit for use in image-forming apparatus
6665134511Optical unit for use in laser beam printer or the like
6675132833Laser scanning system
6685130839Scanning optical apparatus
6695128795Scanning lens and scanning apparatus using scanning lens
6705124830Optical deflector device for deflecting laser beam
6715122658Scanning optical apparatus having focus position adjusting means
6725121138Resonant scanner control system
6735117243Scanner with electronic non-linearity compensation and method of processing image data
6745117106Scanning pattern drawing apparatus
6755115328Beam scan type recording apparatus with electrically F theta correcting function
6765115256Beam recorder with scan position control
6775113279Laser beam scanning apparatus
6785111244Image-forming machine with improved process and optional unit assemblies
6795111062Method and apparatus for reducing pixel clock jitter in a laser scanner
6805107280Divisional exposure apparatus
6815107279Digital image forming equipment
6825105208Image forming apparatus with good response motor servo control
6835105206Thermal printer for producing transparencies
6845103334Resolution improvement in flying spot scanner
6855103091Scanning optical apparatus having focal position deviation detecting and correcting capability
6865095383Optical unit for use in a laser beam printer or the like
6875095315Multipoint synchronization optical writing apparatus
6885093745Light beam scanning optical system
6895091789Multicolor image forming apparatus
6905087928Image recording apparatus
6915087813Horizontal sync signal generating device for use with an optical printer to determine starting positions of horizonal scanning on a photoconductive member
6925086223Image forming apparatus and method for removal of high frequency image jitter
6935084756Apparatus operable as a viewer or image scanner
6945084715Light beam scanning apparatus
6955084616Scanner having horizontal synchronizing signal generator with prism light diameter reducing means
6965083141Image forming apparatus
6975083140Multiple charge images initiation with scan synchronization
6985083023Composite light source unit and scanning device
6995081544Optical scanning apparatus
7005078463Laser beam scanning device

1991

7015072303Combined printer and facsimile apparatus which scans using different scan rates and dot sizes
7025072260Image forming apparatus having analog and digital exposure means
7035072244Superposed image forming apparatus with plural and adjustable image forming stations
7045072114Light beam scanning apparatus and light beam adjusting mechanism for use with such light beam scanning apparatus
7055066962Laser thermal printer having a light source produced from combined beams
7065064260Optical scanning unit operating under changing temperature and moisture conditions
7075059987Synchronizing signal generating system
7085058968Optical scanner for maintaining focus over a flat image plane
7095057943Image scanning apparatus
7105055860Image forming apparatus
7115053619Variable density scanning apparatus
7125049897Method and apparatus for beam displacement in a light beam scanner
7135048904Two-mirror scanner with pincushion error correction
7145046796Apparatus for correcting scanning beams on basis of tilting of surface segments of polygonal mirror used in scanning pattern drawing apparatus
7155043744Raster scanner including scanning beam tilt correction
7165043566Monitor mechanism for use with a scanning optical apparatus with composite drawing a monitoring beams
7175038156Light beam scanning optical system
7185033814Line light source
7195033806Optical scanner
7205032924System for producing an image from a sequence of pixels
7215031978Recording optical system
7225030970Microfilm printer with microvalue pixel generation
7235029956Optical scanner
7245028128Image display apparatus
7255023708Color image forming apparatus for superposing a plurality of images
7265023448Beam position sensor for a light beam scanner
7275019917Coordinate input apparatus
7285019837Stable mirror mount assembly for an optical scanning system
7295018808Method and apparatus for beam displacement in a light beam scanner
7305018806Image forming apparatus
7315015846Light beam control apparatus and linear scale device suitable for use therein
7325014137Method of generating an image scanning clock signal for an optical scanning device by selecting one of a plurality of out-of-phase clock signals
7335014075Multibeam recorder using mirror reflected parallel scan lines
7345012089Scanning beam control system and optical scale structure useful thereto
7355010353Laser recorder with integrally molded deflector
7365008686Optical scanning device for scanning a predetermined surface with a plurality of light beams
7375006705Light beam scanning apparatus with controller for varying spacing between a plurality of scanning beams
7385001499Light scanning apparatus and image forming apparatus utilizing same
7395001341Horizontal sync signal generating device for use in optical printer
7404997178Method of and mechanism for feeding sheet
7414996540Recorder with ligament supported scan mirror and resilient optical system support
7424992655Self-resonant galvanometer scanning system with evacuated chamber
7434990763Light beam recorder having beam duration and intensity controlled in accordance with scanning speed
7444988873Apparatus and method for scanning transparent phosphors
7454987304Telecentric scanning for transparent storage phosphors
7464984858Light beam scanning optical system
7474982205Laser 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

7484980549Beam position sensor for a light beam scanner having emitter and detector disposed along the same optical axis
7494978849Pel placement correction in the scan dimension of a multiple beam laser scanning system
7504975626Scanner motor controller for controlling the rotating speed of a scanner motor
7514975580Radiation image read-out and reproducing apparatus
7524972209Image recording forming blanks in peripheral edges
7534972208Method and apparatus for image frame length control
7544971413Laser beam depicting apparatus
7554967073Light scanning device having a synchronizing grid with a phase-detected starting point area
7564965749Method and apparatus providing skip line asynchronous imaging
7574965590Image printing apparatus
7584963900Multiple laser beam scanning optics
7594962981Optical scanner
7604962431Synchronizing signal generating system for laser scanner
7614962312Laser beam scanning device with plural sources and source-sensitive synchronization
7624953926Scanning optical system for use in a laser beam printer
7634952946Scanning beam position detecting apparatus for use in electronic printer
7644951160Image reproducing apparatus
7654951065Period varying beam recorder
7664950889Chromatic and misalignment compensation in a multiple beam laser scanning system
7674950888Scanning beam synchronization system
7684947039Flat stationary field light beam scanning device
7694945385Image forming apparatus
7704943871Image read-out and reproducing apparatus
7714943128Light scanning device
7724942406Laser printer with clock polygon control for inches and millimeters
7734941719Light scanning system
7744940310Optical scanning device using plural sources of differing wavelengths
7754937664Image forming apparatus
7764935891Pseudo-random phase shifted arithmetic bit clock generators for digital printers
7774935615Light intensity control for light beam recorder
7784933549Light beam scanning apparatus
7794932732Optical scanning apparatus
7804931637Scanner utilizing a particular light guide
7814926263Synchronizing circuit for optical scanning apparatus
7824926195Image recording apparatus
7834922272High precision image recording apparatus
7844922266Method for placing information on a medium while compensating for deviations from a characteristic time period
7854920430Method of and apparatus for jitter correction of a polygon mirror in an image recording apparatus
7864919499Optical printer of scaning type
7874918466Light beam image recording apparatus having commonly driven member
7884914457Electrostatic latent image forming apparatus
7894912564Clock signal generation apparatus
7904912563Electrophotographic image forming apparatus having replaceable optical unit
7914912491Apparatus for forming superimposed images
7924908708Light beam scanning optical system
7934908511Light beam scanning device
7944907236Method of controlling the quantity of light in a selected range
7954905022Image forming apparatus having laser light source
7964903067Multiimage forming apparatus
7974901089Method and devices for the recording of pictures by laser
7984899176Method of reducing average data rate in rotating mirror laser recorder
7994897546Radiation image recording, read-out and reproducing apparatus
8004893194Multi-copy system for a digital copier
8014893136Arithmetically computed motor hunt compensation for flying spot scanners
8024893012Radiation image read-out and reproducing apparatus

1989

8034888647Image recording apparatus with improved SOS detection
8044886967Light beam scanning apparatus
8054886963Laser beam scanning apparatus with compact SOS sensor
8064884083Printer compensated for vibration-generated scan line errors
8074882490Light beam scanning apparatus having two detectors whose signal ratio indicates main scanning position
8084878066Beam scanner with distortion correction
8094877955Optical unit with detachably-mounted optics to maintain hermetic sealing of the unit
8104876452Radiation image read-out apparatus
8114873435Laser beam scanning system
8124872065Method and apparatus for jitter correction of a polygon mirror in an image recording apparatus
8134869582Optical scanning apparatus for presenting the dislocation of a stationary mirror
8144868673Laser beam scanning device
8154868663Optical device for scanning still images in television
8164868586Reversible driving mechanism for electronic printer
8174866464Method and apparatus for generating a scan timing signal with diffuser and detector array
8184866459Image scanner with a non-spherical f.theta. lens system
8194864326Dual beam recorder
8204862196Image recording apparatus
8214861983Optical system for flying-spot scanning system
8224858019Light scanning recording device
8234856858Optical scanner
8244855759Laser scanning with an elastic nip roller
8254853710Imaging by laser beam scanning
8264853535Light beam scanning device generating a stable synchronizing signal
8274852957Optical system for flying spot scanning apparatus
8284850663Light scanning system
8294847644Image formation device
8304847642Electrophotographic apparatus
8314847492Optical beam scanner with detector position adjustment means
8324845358Synchronizing device for laser printer
8334841147Image read-out and recording apparatus
8344841137Beam position control device
8354841135Rotary light beam deflector with revolution surface mirror
8364838632Two-dimensional beam scanner
8374837636Motion sensor for sensing the relative position and velocity of a recording member
8384837588Synchronizing signal generating system for laser scanner
8394832429Scanning imaging system and method
8404829175Light 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
8414827126Light beam scanning apparatus
8424823002Deflection scanning optical system with reflecting sections
8434816923Two dimensional light beam scanner used in radiation image information readout
8444816920Planar surface scanning system
8454813046Optical scanning method
8464809042Light beam scanning device and electronic photographic recording device using the same
8474809021Apparatus and method for generating images by producing light spots of different sizes
8484809020Control apparatus for electronic image printer
8494807156Adjustable print size control for raster output scanners
8504806753Light scanning device with a short-path synchronizing grid
8514805974Polycone.TM. scanning system with multiple beams
8524805012System for high resolution exposure address with coarser resolution exposing array
8534804982Printer having reversible driving mechanism
8544803367Light beam scanning apparatus employing beam modulation in accordance with the start of scan and end of scan signals
8554800401Light scanning device for scanning with a lasler beam and an image forming apparatus for forming an image with a laser beam
8564800400Electronic image printing apparatus
8574800271Galvanometric optical scanning system having synchronization photodetectors
8584800270Galvanometric optical scanning system having a pair of closely located synchronization
8594797749Scanning system with tunable resonant actuator
8604797709Integrated scanner/plotter for microfilm aperture cards
8614796964Method of utilizing a multiple emitter solid state laser in a raster output scanner (ROS)
8624796963Scanning apparatus using a rotary polygon mirror
8634796961Multi-beam scanning optical system

1988

8644794405Circuit for modulating a scanning beam in a text and graphics image setting apparatus
8654792858Optical scanning system having a rotatable platen assembly and method for loading same
8664786919Method and apparatus for placing information on a medium while compensating for deviations from a characteristic time period
8674777514Laser computer output microfilm camera
8684774533Copying apparatus
8694771337Image recording apparatus
8704769717Apparatus for producing images
8714764672Structure of high-resolution polygon laser scanner
8724762994Compact optical scanner driven by a resonant galvanometer
8734761662Image forming apparatus comprising an image bearing member driven at a predetermined constant speed
8744761660Laser scanning apparatus using a fan style grating plate
8754760465Electronic blackboard which detects an abnormal operating condition by reading a non-image section of a writing surface at power-up
8764760251Optical scanning apparatus wherein image scanning clock signal frequency is corrected to render scanning speed constant
8774759593High resolution optical scanner
8784750045Light beam scanning system
8794746940Line scanner to reduce banding
8804745416Laser beam printer with optical system for preventing ghost images
8814736110Image pick-up apparatus
8824734715Variable light beam scanning apparatus
8834733307Light beam recording apparatus, light beam read-out apparatus and light beam scanning apparatus
8844733252Beam splitter for multibeam A/O modulators and printer systems
8854731623Image formation device
8864729617Scanning clock generating device for optical scanner
8874725967Frequency converter for use in a laser printer
8884725855Multi-beam laser printer with beam spacing detection during blanking time
8894720632Synchronizing light beam detector
8904719515Method of generating synchronizing signals
8914717925Optical scanner without extra convergent lens

1987

8924714933Laser picture-drawing apparatus
8934710779Optical recording apparatus
8944707710Method of detecting a drift amount in two-dimensionally scanning a form slide film and a detecting apparatus
8954700066Light beam scanning apparatus for reading out or recording an image
8964698648Image recording method and apparatus such as a light beam multiformat camera
8974695849Recording apparatus
8984692877Digital timing control system with memory look ahead
8994691241Method and system for compensating for a shading phenomenon
9004691212Piezoelectric optical beam deflector
9014689690Synchronizing signal generating circuit
9024687283Scanning optical system
9034686363Self-resonant scanner biasing system
9044683499Method for generating a pixel synchronizing signal in a picture input scanning apparatus and a reproduction record scanning apparatus and apparatus therefor
9054676582Radiation image read-out and reproducing apparatus
9064667099Optical linear encoder
9074661861Laser printing facsimile receiver
9084660077Color image forming apparatus
9094648685Method of driving galvanometer mirror
9104647145Method of and apparatus for obtaining image data
9114638156Light beam scanning apparatus with adjustable scanning speed and offset
9124635000Temporal pixel clock synchronization system

1986

9134630130Scanning system for controlling stray beams caused by undesirable optical reflections
9144630070Laser beam recording apparatus
9154627685Post-objective type scanning device
9164620768Optical scanning system
9174620237Fast scan jitter measuring system for raster scanners
9184616132Synchronization apparatus for scanner
9194613910Still picture to television signal conversion system
9204608578Braked media transport for laser scanners
9214602154Photodetector for generating position signals
9224600951Scanning sample, signal generation, data digitizing and retiming system
9234600837Optical scanning apparatus with dynamic scan path control
9244600266Light beam scanning apparatus with a variable scanning width
9254591903Recording apparatus
9264588887Resonant galvanometer scanner assembly
9274587531Clock signal producing apparatus
9284585938Surface deviation compensation for a beam scanning system
9294584612Picture recording method
9304583128Continuous tone recording system incorporating feedback control circuit
9314582989Image scanning read-out apparatus
9324578689Dual mode laser printer
9334578577Light beam scanning device
9344575214Copier/laser-printer conversion
9354571623Data clocking circuitry
9364568982Optical scanning method and apparatus
9374566043Laser recording apparatus
9384566016Dual intensity laser beam picture recording method
9394564864Image forming apparatus
9404563056Optical system for laser printer

1985

9414561717Optical system for information processing
9424556903Inspection scanning system
9434549222Dot matrix printing method and printer therefor
9444547038Apparatus for scanning a plane with light beams
9454532552Laser activating system for laser printing
9464523093Scanning beam reference and read system
9474518998Method and apparatus for producing a time advanced output pulse train from an input pulse train
9484516023Scanner/plotter optical system
9494512625Scanner optics with no cross scan field curvature
9504505578Braked gravity transport for laser reading and writing systems
9514492985Beam scanning means for input/output unit

1984

9524477727Beam position detection system for use in an optical scanning system
9534469453Rotary multi-mirror driving motor
9544461534Optical scanning system with two sequential reflection stations
9554453170Image forming apparatus with vibration compensation
9564449046Start of line detection and synchronization circuit for optical scanning systems
9574447134Grating signal system using zero order beam of acousto-optic modulator
9584445126Image forming apparatus
9594441126Adaptive corrector of facet errors in mirror scanning systems
9604435733Flying spot scanner for laser printer
9614429948Optical alignment compensation
9624429218Scanning beam detector
9634424589Flat bed scanner system and method
9644424519System and method for producing artwork for printed circuit boards

1983

9654422102Laser recording method and apparatus simultaneously scanning and reading out adjacent data
9664422083System and method for producing artwork for printed circuit boards
9674420760Printer beam position feedback sensor
9684419675Imaging system and method for printed circuit artwork and the like
9694419576Focus compensation linkage
9704417260Image scanning system
9714410234Timing pulse generator for scanning apparatus
9724408868Digital plate maker system and method
9734408826Apparatus 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
9744404569System and method for producing artwork for printed circuit boards
9754403235Optical scanning and imaging system utilizing laser diode
9764398211Solid state optical microscope
9774397521Double pass optical system for raster scanners
9784393387Beam recording apparatus effecting the recording by a plurality of beams
9794388652Synchronized, variable speed capstan motor drive system for facsimile recorder
9804386272Apparatus and method for generating images by producing light spots of different sizes
9814386271Clock generator
9824374617Multi-function document processor
9834370678Recording apparatus with beam scan information reading

1982

9844363037Apparatus and process for recording an image free of line structure
9854358793Beam scanning copying apparatus
9864354196Laser engraving system with massive base table and synchronization controls
9874352984Light beam scanning device
9884349847Image size control for raster scanners
9894342050Beam intensity measurement system for raster scanners
9904329012Two-dimensional scanning device
9914329011Method for driving a light scanning apparatus
9924327990Electronic printing apparatus
9934327287Laser scanning apparatus
9944323297Image forming optical system using a semiconductor laser
9954321628Scanning apparatus
9964321627Optical scanner for ink jet printer
9974321564Sequential beam switching of acousto-optic modulator
9984320420Hybrid bit clock servo
9994318582Two-dimensional scanning apparatus
10004314154Two-dimensional scanning device having compensation for scanned image strain
10014310757Apparatus for correcting scanning speed in a polygon used for laser scanning

1981

10024308544Electronic alignment of laser beam utilized in a laser scanning system
10034307930Light beam scanning device
10044306252Optical scanning method and apparatus
10054306242Laser recording system
10064293202Light beam recording device
10074290086First grate detector for an optical scanning system
10084285012Light beam scanner
10094284994Laser beam recorder
10104279472Laser scanning apparatus with beam position correction
10114270131Adaptive error correction device for a laser scanner
10124268867Pixel clock for scanner
10134268110Facet angle corrector for multi-faceted optical scanner
10144266252Lens system for document scanning
10154264120Beam scanning device
10164259696Apparatus and method for jet drop copying with an array of jets and photodetectors
10174259004Scanning device with optical path length compensator
10184258396Document illumination apparatus
10194258395Document scanning system
10204257053High-resolution laser plotter
10214256959Optical scanner including feedback for reflector control
10224253724Recording optical system
10234251825Non-impact printer using a modulated light beam
10244251126Light beam scanning device with opposed deflecting surfaces
10254248495Projecting optical system with deflected optical axis maintained parallel to next optical axis
10264247160Scanner with reflective pyramid error compensation

1980

10274231070High speed copying means and method
10284229769Facsimile system
10294219850Optical encoder
10304216378Optical scanner
10314214157Apparatus and method for correcting imperfection in a polygon used for laser scanning
10324214154Light beam scanning apparatus
10334213158Optical data recording system utilizing acoustic pulse imaging to minimize image blur
10344213157Self tracking laser scanning apparatus
10354212530Means and method for printing on light sensitive material
10364212018Laser beam recording system
10374206348Optical scanner with electrooptical feedback for beam positioning
10384205348Laser scanning utilizing facet tracking and acousto pulse imaging techniques
10394204233Electronic facet error correction for laser scanning
10404201455Laser-operated apparatus for data and signal recording
10414195316Apparatus and method for correcting imperfection in a polygon used for laser scanning
10424188113Copying device with facsimile function

1979

10434180822Optical scanner and recorder
10444180307Two-dimensional scanning apparatus with constant speed scan
10454178064Real time grating clock for galvanometer scanners in laser scanning systems
10464171902Information processing system having an optic axis adjusting mirror device
10474170028Facet tracking in laser scanning
10484155103Dot matrix copying apparatus
10494144539Feedback control for laser discharge system
10504143403Light beam scanning system
10514140903Precision speed control for optical scanners
10524139257Synchronizing signal generator

1978

10534121251Method of detecting a synchronizing light beam
10544107740Optical scanning system utilizing an oscillating lens and mirror
10554100408Signal generator for raster type scanners
10564093340Light-beam deflection system
10574084197Flying spot scanner with scan detection
10584084188Optical scanner
10594080634Halftone reproduction device with high resolution scanning and recording system
10604071754Beam alignment detector
10614070089Two dimensional laser scanner with movable cylinder lens

1977

10624040737Method and arrangement for eliminating ghost image
10634040096Flying spot scanner with runout correction
10644034408Flying spot scanner
10654025154Optical scanning system
10664024341Method of picking out synchronizing light beam in light scanning systems
10674015081Multifunction scanning system
10684012585Input and output flying spot scanning system
10694010364Optical scanning system
10704006299Flat field scanning system

1976

10713997722Facsimile reproduction system
10723995110Flying spot scanner with plural lens correction
10733988537Illuminating and transmitting system
10743984171Linear scan system
10753973825Flat field scanning system
10763970359Flying spot flat field scanner
10773966319Flat field scanning mirror
10783955048Scanning method and apparatus
10793952151Method and apparatus for stabilized reproduction of remotely-sensed images
10803946150Optical scanner
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017