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2017

19609438Speaker apparatus and electronic device having the same
29609430Temperature measurement apparatus and protection apparatus for sound signal converting device
39602900Speaker frame and speaker having the same
49601969Inhibiting rocking of loads driven by plural levers
59591407Speaker
69591387Loudspeaker with improved thermal load capacity
79584922Hybrid speaker
89584921Sound transducer
99578421Miniature speaker
109571936Audio speaker having a high-saturation magnetic insert
119571935Loudspeaker with ducts for transducer voice coil cooling
129565498Audio driver and method for transforming an electrical signal into air movement
139549262Miniature electroacoustic transducer and assembling method thereof
149538291Speaker

2016

159532145Low-profile speaker
169532141Protection apparatus for sound signal converting device
179532132Hearing-impaired person assistance speaker
189525945Loudspeaker protection systems and methods
199525933Ultrathin speaker module
209525924Magnetic shielding and communication coil
219521490Speaker diaphragm and production method for speaker diaphragm
229510102Moving iron sounding device
239510101Direct measurement of an input signal to a loudspeaker to determine and limit a temperature of a voice coil of the loudspeaker
249510100Energy converter, speaker, and method of manufacturing energy converter
259497548Moving-coil type stereo pickup cartridge
269491536Headphone driver, loudspeaker, and method of manufacturing headphone driver or loudspeaker
279485587Speaker device assembly with recoil vibration attenuating counter balance
289485586Speaker driver
299485585Shock resistant coil and receiver
309485584Dual ring magnet apparatus
319479874Speaker and edge structure thereof
329479873Speaker apparatus
339473854Electrodynamic exciter and vehicle lamp employing the same
349473837Sound transducer with ventilation structure
359467783Low profile loudspeaker transducer
369467759Speaker box
379462403Package-integrable high sound quality moving coil loudspeaker structure
389462392Speaker device with a magnetic gap filled with magnetic fluid and changing magnetic flux density in axial and circumferential directions
399462390Diaphragm for speaker, method of manufacturing same, and speaker
409456282Bone-conduction speaker
419456281Miniature speaker
429456280Electromagnetic transducer
439451344Speaker device
449445207Bone conduction device including a balanced electromagnetic actuator having radial and axial air gaps
459445201Inverted dual coil transducer
469438999Acoustic transducer assembly
479438998Acoustic transducer assembly
489432788Thin film circuit for acoustic transducer and methods of manufacture
499432782Electromagnetic transducer with air gap substitute
509432773Speaker and audio-visual system
519426577Magnetic assembly for speaker
529420376Microphone
539406288Actuator for vibrating a sound board in a musical instrument and method for attaching same
549402116Bone conduction speaker and compound vibration device thereof
559398375Electrodynamic electroacoustic transducer, diaphragm thereof, and method of manufacturing the same
569398355Rectangular wall mounted speaker assembly with four corner walls and corner mounting bracket
579392369Speaker having center pleat
589386377Magnetic assembly and electro-acoustic transducer using same
599386376Speaker assembly for a high-temperature environment
609380390Loudspeaker
619373314Installation structure for acoustic transducer
629369807Electroacoustic transducer and manufacturing method thereof
639369800Intrinsically safe audio circuit for a portable two-way radio
649363604Speaker box
659363592LED lighting device and speaker
669357311Miniature speaker
679351058Speaker frame and speaker having the same
689344804Miniature moving-coil speaker
699344803Easy mounting configuration for loudspeaker
709338535Micro-speaker
719338534Miniature speaker
729332352Audio speaker with sandwich-structured composite diaphragm
739332351Long-throw acoustic transducer
749332328Magnetic yoke used for a moving-iron microphone/transducer
759325183Reducing inductive heating
769319796Voice coil speaker
779319795Method and apparatus for minimizing or preventing interference of two-way radio speaker microphones caused by fine metal particles
789319777Drive control circuit for vibration speaker
799319767Earphone
809313579Sound generator for vehicle
819301053Audio transducer with electrostatic discharge protection
829301034Magnetic suspension transducer
839294845Miniature speaker
849294843Multimedia acoustics system having audio frequency digital interface
859294842Heat dissipation device for moving-coil loudspeaker
869288581Speaker unit
879288580Speaker device, audio visual equipment, mobile information processing apparatus, vehicle, and earphone
889282410Transducer motor structure with enhanced flux
899282409Bass shaker transducer
909277326Miniature speaker
919277325Inner magnetic transducer with multiple magnetic gaps and multiple coils and preparation method thereof
929277304Magnetic circuit for loudspeaker, and loudspeaker using same
939271085Damper of a voice coil plate for a plate speaker
949271083Speaker magnetic circuit
959271071Loudspeaker
969270797Reducing inductive heating
979258649Speaker device
989258638Anti-diffraction and phase correction structure for planar magnetic transducers
999258631Micro-speaker
1009258630Coaxial audio speaker using single audio source
1019247350Acoustic transducer assembly
1029247349Loudspeaker, video device, and portable information processing apparatus
1039247348Speaker having a horizontal former
1049247344Loudspeaker
1059241220Speaker device
1069241213Acoustic transducer
1079238252Vibration sounder
1089232301Coaxial speaker system having a compression chamber

2015

1099226076Evacuation of liquid from acoustic space
1109226075Communication terminal having bone conduction function
1119226071Direct measurement of an input signal to a loudspeaker to determine and limit a temperature of a voice coil of the loudspeaker
1129219962Transducer and method of operation
1139215525Transducer with modifiable passive component
1149210513Multiple-ring coaxial audio speaker using single audio source
1159210512Flat-type speaker having plurality of magnetic circuits which are horizontally connected
1169197965Planar-magnetic transducer with improved electro-magnetic circuit
1179185493Method and apparatus for computing metric values for loudspeaker protection
1189185491Reinforced diaphragm for a low profile loudspeaker transducer with two sets of inner and outer magnets
1199173036Manufacturing method for narrow-type diaphragm and thin-type diaphragm, speaker-use diaphragm manufactured using same manufacturing method, speaker, electronic apparatus, and movable device
1209173035Dual coil moving magnet transducer
1219167350Magnetic circuit and coaxial speaker using the same
1229161140Medical device for lessening the effects of noise and interference from varying or alternating magnetic fields
1239161134Acoustic generator, acoustic generating device, and electronic device
1249161109Loudspeaker, and electronic apparatus and mobile device using the loudspeaker
1259154884Electro-acoustic transducer
1269154883Low rise speaker assembly having a dual voice coil driver
1279148727Non-axisymmetric geometry for cloth loudspeaker suspensions
1289148715Speaker frame and speaker having the same
1299143871Micro converter, audio device and hearing aid
1309137607Low profile loudspeaker suspension system
1319137593Loudspeaker with port comprising a particle filter
1329131323Hearing prosthesis having an implantable actuator system
1339131304Loudspeaker and equipment including the same
1349131302Speaker temperature control using speaker temperature and speaker impedance estimates
1359130445Electromechanical transducer with non-circular voice coil
1369113258Speaker
1379106992Loudspeaker and electronic equipment including the loudspeaker
1389106987Handling power dissipation in a multi microspeaker module
1399100753Acoustic transducer
1409100740Innovative magnetic design for speakers
1419100738Electrodynamic loudspeaker with conducting elements
1429100733Multi-way coaxial loudspeaker with internal magnet motor and permanent magnet cylinder
1439094750Loudspeaker, inner-ear headphone including loudspeaker, and hearing aid including loudspeaker
1449088849Loudspeaker
1459084056Coaxial speaker system having a compression chamber with a horn
1469084052Moving coil miniature loudspeaker module
1479078059Transducer
1489071909Electromagnetic transducer
1499071898Acoustic loudspeaker
1509055359Electroacoustic transducing device
1519042594Electrodynamic transducer having a dome and an inner hanging part
1528995703Magnetic motor system
1538995702Speaker apparatus

2014

1548890375Multi-function vibrating device
1558824720Detachable earphone
1568731223Microspeaker with inner resonance chamber

2013

1578428296Bobbin and loudspeaker using the same
1588422725Bobbin and loudspeaker using the same
1598422723Loudspeaker and electronic device including loudspeaker
1608411895Bobbin and loudspeaker using the same

2012

1618280096Electrodynamic transducer, in particular of the loudspeaker type with ferrofluid suspension and related devices
1628208347Geophone having improved damping control
1638116510Loudspeaker

2011

1648027225Methods and systems for seismic sensors
1657961553Sensory signal output apparatus
1667929379Methods and systems for seismic sensors

2010

1677668333Speaker frame and speaker device having a speaker frame

2009

1687619498Vibrator
1697576462Electromagnetic exciter
1707557474Electromagnetic exciter

2008

1717457429Laminated motor structure for electromagnetic transducer
1727357218Frame for speaker device and speaker device
1737331420Frame for speaker device and speaker device

2007

1747225895Audio speaker with wobble free voice coil movement
1757185735Audio speaker with wobble free voice coil movement

2005

1766929092Speaker diaphragm
1776917690Electromagnetic transducer having multiple magnetic air gaps whose magnetic flux is in a same direction
1786914998Speaker apparatus
1796912292Concentric co-planar multiband electro-acoustic converter
1806904154Acoustic device
1816888433Method for producing repulsion magnetic circuit and its production system
1826876752Loudspeakers systems and components thereof
1836868167Audio speaker and method for assembling an audio speaker
1846868165Loudspeaker
1856865281Liquid cooled speaker
1866859544Magnetic circuit for speaker, method of manufacture thereof, and speaker using same
1876850138Vibration actuator having an elastic member between a suspension plate and a magnetic circuit device
1886842529Speaker
1896837333Loudspeaker system with forced air circulation and control circuit therefor

2004

1906829366Magnetic circuit and loudspeaker using the same
1916817084Method for manufacturing a speaker apparatus
1926814181Electrically conductive damper device for speaker
1936810988Speaker's damper with lead wire and guide sleeve
1946810129Waterproof speaker for use in an automobile
1956804368Micro-speaker and method for assembling a micro-speaker
1966804366Speaker apparatus
1976792125Pivotable speaker mounting apparatus
1986788799Speaker device and associated method for manufacturing the speaker device
1996778677Repairable electromagnetic linear motor for loudspeakers and the like
2006774510Electromagnetic motor with flux stabilization ring, saturation tips, and radiator
2016771792Track-shaped loudspeaker
2026771791Air pump speaker
2036766034Multifunction acoustic device
2046754362Speaker and speaker system
2056751333Inertial vibration transducers
2066744904Multifunction acoustic device
2076744895Loudspeaker
2086738490Loudspeaker with independent magnetic dampening and excursion control
2096735323Speaker
2106735322Speaker
2116724909Speaker apparatus
2126723913Fan cooling of active speakers
2136721435Acoustic loudspeaker with energy absorbing bearing and voice coil, and selective sound dampening and dispersion
2146714656Loudspeaker system with dust protection
2156714655Speaker
2166704430Electroacoustic transducer
2176700988Speaker spider with integral lead wire arrangement and manufacturing method thereof
2186694037Spider-less loudspeaker with active restoring apparatus
2196681027Magnetic core for speaker
2206681026Rectangular transducer for panel-form loudspeaker
2216678387Loudspeaker having cooling system
2226674872Speaker
2236672423Speaker and method of assembling the speaker

2003

2246671385Speaker and magnetic circuit used for the speaker
2256665414Speaker system and cooling device therefor
2266654476Low cost broad range loudspeaker and system
2276654475Electricity-to-sound transducer
2286643381Sound quality improving mechanism for loudspeaker
2296639995Concentric magnetic configuration for loudspeakers
2306639994Loudspeaker having adjustable motor strength
2316639993Loudspeaker with low distortion and high output power
2326636612Speaker for use in confined spaces
2336622817Sound reproduction device working according to the bending wave principle
2346611606Compact high performance speaker
2356611605Speaker having a device capable of generating sound and vibration
2366601645Speaker heat sink
2376600399Transducer motor/generator assembly
2386590994Linear vibrating device and speaker equipped with the same
2396590990Speaker apparatus
2406567528Offset apex spider
2416563932Magnet system for loudspeakers
2426549637Loudspeaker with differential flow vent means
2436546107Method and apparatus for controlling the propagation of magnetic fields by electrodynamic/magnetic transducers in telecommunication devices
2446537234Vibration transducer
2456535613Air flow control device for loudspeaker
2466519349Loudspeaker

2002

2476449375Loudspeaker spider with regressive rolls
2486438246Speaker apparatus
2496430300Cooling mechanism for an audio speaker
2506404894Packaging
2516399870Musical instruments incorporating loudspeakers
2526390231Loudspeaker with directed airflow cooling
2536385327Device having two coaxially disposed bodies which are movable relative to one another along a translation axis
2546377145Vibration actuator having magnetic circuit elastically supported by a spiral damper with increased compliance
2556373959Electroacoustic transducer
2566373957Loudspeaker structure
2576370257Apparatus including an electroacoustic transducer having terminal contacts which extend in the direction of the transducer axis and including a printed circuit board having mating contacts
2586359997Loudspeaker having radially magnetized magnetic ring
2596351544Regressively hinged spider
2606351542Loudspeakers with panel-form acoustic radiating elements
2616343136Speaker apparatus and manufacturing method thereof

2001

2626333575Vibration exciter
2636330340Loudspeaker with a diaphragm having integral vent bores
2646327371Loudspeaker with cooling adapter
2656327369Loudspeakers comprising panel-form acoustic radiating elements
2666321070Portable electronic device with a speaker assembly
2676320967Passenger vehicles incorporating loudspeakers comprising panel-form acoustic radiating elements
2686307942Panel-form microphones
2696304661Loudspeakers comprising panel-form acoustic radiating elements
2706289106Cap and center pole apparatus and method of coupling
2716285770Noticeboards incorporating loudspeakers
2726275598Sound reproduction device
2736269168Speaker apparatus
2746266426Visual display means incorporating loudspeakers
2756263084Power amplifier and loudspeaker frame integration
2766259800Speaker and speaker apparatus
2776259798Passive radiator cooled electronics/heat sink housing for a powered speaker
2786243479Loudspeaker having pole piece with integral vent bores
2796236733Loudspeaker
2806222931High power acoustical transducer
2816219433Wax, copper foil flexible wire with wax and speakers using this flexible wire
2826219431Loudspeaker with improved cooling structure
2836219425Loudspeaker with heat radiating hole and electrical device employing the same
2846215881Ceiling tile loudspeaker
2856212284Sound reproduction device
2866208743Electrodynamic acoustic transducer with magnetic gap sealing
2876201878Portable compact disc player
2886198831Panel-form loudspeakers
2896192136Inertial vibration transducers
2906188775Panel-form loudspeakers
2916188774Loudspeaker
2926181799Greetings or the like card
2936178252Electroacoustic transducer comprising a diaphragm having through portions for mounting a voice coil
2946175637Acoustic transducer

2000

2956151402Vibration transducers
2966134336Integrated speaker assembly of a portable electronic device
2976118884Audio voice coil adaptor ring
2986115479Wax, copper foil flexible wire with wax and speakers using this flexible wire
2996097828Electroacoustic transducer
3006088466Audio voice coil adaptor ring
3016075866Electroacoustic transducer having axially extending corrugated supporting means for the diaphragm
3026072886Electroacoustic transducer comprising spring contacts formed with at least one bend
3036064894Portable radio telephone having improved speaker and housing assembly for handsfree and private operation
3046020805Permanent magnet assembly

1999

3056005957Loudspeaker pressure plate
3066003766Vending machine
3075991424Planar diaphragm speaker with heat dissipator
3085987148Driver for a horn radiator
3095970158Compact horn speaker
3105969298Compression driver
3115966797Method of manufacturing a damper for a loudspeaker
3125953436Apparatus for generating an audible tone
3135940522Speaker with passive voice coil cooling
3145909499Speaker with magnetic structure for damping coil displacement
3155909015Self-cooled loudspeaker
3165903656Monitor has tubular loudspeaker reducing CRT's mask vibrations
3175898786Loudspeakers
3185894524High power tweeter
3195894263Vibration generating apparatus
3205892184Passive radiator and system comprising the passive radiator
3215878150Damper for a loudspeaker and a method for producing the same
3225878149Loudspeaker having a yoke, magnet, cylindrical throat, and spacer plate configuration
3235862242Speaker
3245859917Flush-mount swivel tweeter system for vehicular audio

1998

3255847333Electrodynamic loudspeaker and system comprising the loudspeaker
3265841880Multi-point drive type speaker
3275835612Speaker apparatus
3285828767Inductive braking in a dual coil speaker driver unit
3295802191Loudspeakers, systems, and components thereof
3305790682Damper for speaker
3315786741Polygon magnet structure for voice coil actuator
3325776597Speaker damper
3335764784Electroacoustic transducer
3345757946Magnetic fluid loudspeaker assembly with ported enclosure
3355751828Magnetic circuit unit for loud-speaker and method of manufacturing the same
3365748760Dual coil drive with multipurpose housing
3375740265Loudspeaker unit and loudspeaker system employing the unit
3385734734Audio voice coil adaptor ring
3395729617Magnet system
3405729616Centering diaphragm
3415715324Speaker having magnetic circuit
3425714722Loudspeaker

1997

3435701657Method of manufacturing a repulsion magnetic circuit type loudspeaker
3445701357Loudspeaker structure with a diffuser
3455689573Frequency-dependent amplitude modification devices for acoustic sources
3465687248Light weight and low magnetic leakage loudspeaker
3475682436Multipoint driving loudspeaker having repulsion magnetic-type driving unit
3485668886Loudspeaker structure
3495664024Loudspeaker
3505604815Single magnet audio transducer and method of manufacturing
3515602931Connection line
3525598625Method for assembly of radial magnet voice coil actuators
3535594805Loudspeaker

1996

3545590210Loudspeaker structure and method of assembling loudspeaker
3555583945Speaker with a molded plastic frame including a positioning projection, and a method for manufacturing the same
3565550332Loudspeaker assembly
3575548657Compound loudspeaker drive unit
3585539262Axially focused radial magnet voice coil actuator
3595536984Voice coil actuator
3605524151Electroacoustic transducer having a mask
3615511131Loudspeaker
3625499440Staking method
3635497428Self-cooled magnetic structure for loudspeakers

1995

3645475765Improvements in or relating to loudspeakers
3655471437Electrodynamic acoustic transducer
3665461677Loudspeaker
3675452366Loudspeaker
3685446797Audio transducer with etched voice coil
3695434458Voice coil actuator
3705426707Electrodynamic loudspeaker with cooling arrangement
3715424496Electromagnetic converter
3725418860Voice coil excursion and amplitude gain control device
3735402503Light-weight conical loudspeaker
3745390257Light-weight speaker system
3755381483Minimal inductance electrodynamic transducer

1994

3765371806Loudspeaker
3775357587Distortion reduction in loudspeakers
3785357586Flow-through air-cooled loudspeaker system
3795351220Moving-coil electrodynamic electroacoustical transducer
3805343533Transducer flux optimization
3815335287Loudspeaker utilizing magnetic liquid suspension of the voice coil
3825321762Voice coil actuator
3835315663Passive loudspeaker enclosure for a television receiver
3845303209Electroacoustic transducer having a partition wall and a mask wall
3855295195Magnetic circuit in a loudspeaker
3865287413Dual voice coil sound reproducing device

1993

3875270676Method of making elements of a magnetic circuit in a loudspeaker
3885246353Air breezing pump
3895243662Electrodynamic sound generator for hearing aids
3905243151Conical loudspeaker
3915216723Permanent magnet transducing
3925214710Permanent magnet system with associated coil arrangement
3935210805Transducer flux optimization
3945199005Electromagnetic drive assembly for under water sonar transducer
3955198624Audio transducer with controlled flexibility diaphragm
3965197104Electrodynamic loudspeaker with electromagnetic impedance sensor coil

1992

3975166982Horn speaker having a cooling device
3985155773Electrodynamic transducer including inset
3995151943Low distortion dynamic loudspeaker
4005142260Transducer motor assembly
4015081684Shallow loudspeaker with slotted magnet structure

1991

4025070530Electroacoustic transducers with increased magnetic stability for distortion reduction
4035062140Induction speaker
4045042072Self-cooled loudspeaker
4055018206Network mounting device for coaxial type speaker
4065008945Water-proof speaker unit

1990

4074980921Magnetic system for dynamic loudspeaker
4084979220Integral body speaker with detachable terminal plate
4094975965Loudspeaker design
4104933975Dynamic loudspeaker for producing high audio power
4114914707Balanced vehicular speaker system
4124903308Audio transducer with controlled flexibility diaphragm
4134897877Sub-woofer driver combination with dual voice coil arrangement

1989

4144881617Radially arcuated speaker cone
4154868882Loudspeaker
4164856071Planar loudspeaker system
4174807295Loudspeaker
4184799266Electroacoustic converter

1988

4194792978Planar loudspeaker system
4204783824Speaker unit having two voice coils wound around a common coil bobbin
4214757547Air cooled loudspeaker
4224752963Electroacoustic converter having a recessed step on the center pole
4234720868Dynamic transducer device

1987

4244661973Minimization of distortion due to a voice coil displacement in a speaker unit
4254654486Poor-scatter pot magnet system for magnetic-dynamic loudspeakers or acoustic transducers

1986

4264628154Annular gap magnet system, particularly for low frequency loudspeakers
4274584438Percussion air motor
4284580015Loud speaker with minimized magnetic leakage
4294577069Electroacoustical transducer
4304565905Loudspeaker construction

1985

4314550229Trumpet horn speaker
4324547632Dynamic loudspeaker
4334527017Magnet system for an electroacoustic transducer
4344525604Horn loudspeaker with convex diaphragm
4354520237Electrodynamic speaker
4364492827Horn speaker with reduced magnetic flux leakage

1984

4374465906Low-leakage pot magnet system for moving-coil loudspeakers
4384465905Loudspeaker assembly
4394427846Moving coil loudspeakers
4404426553Vehicle loudspeaker arrangement with magnetic-field-sensitive device

1983

4414421956Loud speaker with minimized magnetic leakage
4424414437Moving coil dynamic transducer
4434412104Rectangular magnetic circuit for speaker
4444399334Speaker unit for headphones
4454386332Magnetic circuit for dynamic speaker
4464378471Horn speaker with linear grooves in a front surface of a pole piece of a yoke
4474374624Sound emitting device for electronic timepiece

1982

4484365680Force measuring device
4494357498Coaxial type multi-way planar diaphragm loudspeaker system
4504341930Electrodynamic loudspeaker
4514334127Magnetic circuit for planar diaphragm type loudspeaker
4524327257Alignment device for electro-acoustical transducers
4534323737Driver unit for planar diaphragm type loudspeaker
4544320263Dynamic transducer with moving coil in an air gap filled with magnetic liquid
4554317965Thin miniaturized dynamic-type loudspeaker
4564312118Method for producing speaker construction

1981

4574303806Dynamic electroacoustic transducer having a moving coil in an air gap filled with a magnetic liquid
4584295011Linear excursion-constant inductance loudspeaker
4594293741Magnet assembly
4604289937Speaker with fine grain ferromagnetic material on center pole or ring
4614264789Voice coil assembly for a speaker
4624252211Loudspeaker
4634243839Transducer with flux sensing coils
4644243838Stiffness variation device

1980

4654234766Speaker assembly
4664230907Dynamic loudspeaker able to be driven at increased steady power
4674210778Loudspeaker system with heat pipe
4684208736Hydrophone having a plurality of directional outputs
4694205205Dynamic loudspeaker having magnetic assembly adhesively bonded within a surrounding basket
4704188711Method of making broad band dynamic loudspeaker

1979

4714160133Moving voice coil loudspeaker with magnetic damping increasing at large excursions
4724158756Dynamic loudspeaker with plastic basket encapsulating front pole plate
4734144416Unitary tuned port and loudspeaker frame
4744143537Method for the manufacture of loud speakers
4754138896Electrodynamic sound converter
4764138593Moving voice coil loudspeaker with heat dissipating enclosure

1978

4774115667Loudspeaker voice coil bearing
4784071111Weatherproof loudspeaker assembly and method of making same

1977

4794061890Loudspeaker with single layer rectangular wire voice coil wound on slit metal bobbin with a notch in the adjacent pole plate
4804055732Inboard type magnetic system for electro-dynamic transducer
4814035591Electroacoustic transducers
4824017694Method for making loudspeaker with magnetic fluid enveloping the voice coil
4834013846Piston loudspeaker
4844008374Loudspeaker systems

1976

4853991286Heat dissipating device for loudspeaker voice coil
4863987245Compensated speaker-microphone
4873983337Broad-band acoustic speaker
4883979566Electromagnetic transducer
4893961378Cone construction for loudspeaker
4903953687Magnetic structure for moving voice coil loudspeaker
4913935402Loudspeaker voice coil arrangement
4923935399Loud speakers
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017