СПИСОК патентов США - подгруппа МПК16 H04R11/00


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№ п/п Номер патента Название патента

2017

19609412Bone-conduction anvil and diaphragm
29602914Porting audio using a connector in a small form factor electronic device
39601980Electromechanical transducer and electroacoustic transducer
49591389Electronic device
59549258Audio output balancing
69544707Audio output balancing
79544694Piezoelectric element, piezoelectric vibration module, and methods of manufacturing the same
89538269Speaker device

2016

99510105Electronic device
109491551Network for bone conduction transducers
119485585Shock resistant coil and receiver
129462365Structure and manufacture of bone-conduction transducer
139456282Bone-conduction speaker
149449635Method for forming a magnetic head for perpendicular magnetic recording
159392362Microphone disruption apparatus and method
169332328Magnetic yoke used for a moving-iron microphone/transducer
179326066Arrangement and method for converting an input signal into an output signal and for generating a predefined transfer behavior between said input signal and said output signal
189301062MRI safe actuator for implantable floating mass transducer
199301054Electromechanical transducer and electrocoustic transducer
209288591Bone-conduction anvil and diaphragm

2015

219226087Audio output balancing during synchronized playback
229226073Audio output balancing during synchronized playback
239137610Apparatus in an acoustic assembly for registering assembly parts
249137609Earphone device with impedance correction unit
259100753Acoustic transducer

2014

268861776Electromechanical conversion system with moving magnets; acoustic diffuser comprising said system and a moving member that generates sound waves
278646168Method for manufacturing a magnetic write pole of a perpendicular magnetic write head using novel mask fabrication

2012

288340329Piezoelectric speaker
298098546Geophone having improved sensitivity

2011

308050144Vertical geophone having improved distortion characteristics

2008

317321664Receiver having an improved bobbin

2005

326909613Assembly comprising an electrical element
336883384Force sensing device having magnetized element and magneto electric material
346879700Speaker and its production method of the same
356855104Implantable transducer for hearing aids and process for tuning the frequency response of one such transducer

2004

366834114Multifunction acoustic device
376792126Information processing device and speaker unit applicable thereto
386763571Armature assembly for balanced moving armature magnetic transducer and method of locating and adjusting same
396727789Magnetic transducers of improved resistance to arbitrary mechanical shock
406678388Electroacoustic transducer

2003

416658133Electromagnetic transducer and portable communicating device
426654477Receiver and method of construction
436618487Electro-dynamic exciter
446570993Electric-mechanical-acoustic converter and method for producing the same
456563933Electromagnetic transducer for generating sound in hearing aids, particularly electronic hearing aids
466526153Armature assembly for balanced moving armature magnetic transducer and method of locating and adjusting same
476526152Electroacoustic transducer having a moving coil and elastic holding elements for the connecting leads of the moving coil

2002

486496586Thin Loudspeaker
496473515Cap and center pole apparatus and method of coupling
506463158Apparatus for picking up sound waves
516433674Electromagnetic sound generator
526389148Electric-acoustic transducer having moving magnet and transducing method thereof
536373362Signal converter
546345103Visor mounting of microphone for vehicle operator

2001

556208237Electro-mechanical and acoustic transducer for portable terminal unit

2000

566141430Electroacoustic transducer
576123660Partially or fully implantable hearing aid
586111971Electroacoustic transducer
596078677Electroacoustic transducer with improved diaphragm attachment
606075870Electroacoustic transducer with improved shock resistance
616072887Receiver-transmitter of communication equipment
626041131Shock resistant electroacoustic transducer
636035052Acoustic transducer
646023519Electroacoustic transducer
656023518Electromagnetic sound generator

1999

666009047Sound generation device
675960093Miniature transducer

1998

685825778VSB modulator input interfrace using simple standard
695809158Transducer
705757947Transducer

1997

715675885Method of winding a coil for an electroacoustic transducer
725666328Three axis seismic vibrator
735649020Electronic driver for an electromagnetic resonant transducer
745647013Electroacostic transducer
755642333Electroacoustic transducer and method of winding coil therein
765637840Miniaturized high power speaker

1996

775537472Portable telephone with flip stand or hinged doors and having speaker therein
785524061Dual mode transducer for a portable receiver

1995

795438627Reactance-mass actuator

1994

805337364Communication device for transmitting audio information to a user
815333205Microphone assembly
825313127Moving magnet motor
835299176Balanced armature transducers with transverse gap

1993

845222050Water-resistant transducer housing with hydrophobic vent
855193116Hearing and output transducer with self contained amplifier

1992

865107540Electromagnetic resonant vibrator

1991

875068901Dual outlet passage hearing aid transducer

1990

884956868Magnetically shielded electromagnetic acoustic transducer
894901357Electromagnetic transducer

1989

904807295Loudspeaker
914802081Elongated phonograph pick-up head with snap-together construction

1988

924728934Tactile stimulation device for hearing-impaired individuals

1987

934680492Audio-frequency electromechanical vibrator
944644518Circuit connection for coils wound on yoke of an electromagnetic pickup cartridge
954635287Audio-frequency electromechanical vibrator

1986

964630253Electromagnetic pickup cartridge having elongate core elements
974597071Pickup cartridge of moving magnet type
984581496Diaphragm for attenuating harmonic response in an electroacoustic transducer
994578808Electro-acoustic transducers

1985

1004524439Electromagnetic pickup cartridge with flux sensors mounted above moving magnet
1014520238Pickup device for picking up vibration transmitted through bones
1024518831Transducer with translationally adjustable armature
1034494227Stereo phono pick-up and/or cutter
1044493071Pickup cartridge

1984

1054473722Electroacoustic transducers
1064456984Magnetic pick-up and/or cutter cartridge
1074443667Electromagnetic transducer
1084430520Transducer shielding enclosure
1094427958Telephone transducers
1104425482Ring armature electroacoustic transducer

1983

1114410769Transducer with adjustable armature yoke and method of adjustment
1124397012Electrodynamic pickup cartridge having simplified coil structure
1134387788Diaphragm pressure ring for tone generators
1144386244Electromagnetic transducer
1154385210Electro-acoustic planar transducer
1164383310Pickup cartridge of movable magnet type
1174380689Electroacoustic transducer for hearing aids
1184368528Pickup cartridge
1194367544Electromagnetic transducers for converting mechanically acoustic events into alternating voltages

1982

1204360711Magnetic electro-acoustic transducer construction
1214353125Electromagnetic pickup cartridge
1224352176Electromagnetic pickup cartridge
1234330878Sound producing device for watches

1981

1244272654Acoustic transducer of improved construction
1254271335Pickup cartridge having a resilient biasing member for holding an elongated stylus holder against a support surface thereof
1264269103Electromagnetic pickup for stringed musical instruments
1274266287Transducer systems with controlled damping
1284258234Electroacoustic device
1294249747Phonograph pick-up cartridge
1304246450Telephone transducer assembly and method of making same

1980

1314241241Electromechanical record disk dynamic range expander
1324237347Electrodynamic transducer with longitudinally moving magnet
1334221937Moving iron type cartridge
1344209669Pick-up cartridge
1354194744Phonograph pick-up transducer using a one-piece bearing and inertial damper fabricated from different materials
1364187452Electromechanical torsional oscillator with resonant frequency and amplitude control

1979

1374177360Moving magnet type pickup cartridge
1384174111Compressive pivot suspension system for an electromagnetic cartridge
1394151379Electromagnetic speaker with bucking parallel high and low frequency coils drives sounding board and second diaphragm or external apparatus via magnetic coupling and having adjustable air gap and slot pole piece
1404140886Magnetic type pickup cartridge block shaped pole piece construction
1414139742Cutaneous communication device
1424136884Electromagnet type pickup device

1978

1434126769Moving armature transducer with reinforced and pivoted diaphragm
1444124783Phonographic pickup
1454124782Sound pickup having plastic enveloped pole plate to pole rod junction
1464123067Stylus vibrating mechanism in pickup cartridge
1474109116Hearing aid receiver with plural transducers
1484103117Pick-up cartridge
1494103116Pickup cartridge with moving magnet armature
1504075418Stereophonic pickup cartridge
1514072823Moving magnet pickup cartridge
1524067582Stylus suspension

1977

1534054758Mounting of pickup stylus
1544050341Electromagnetic pickup for stringed musical instruments
1554037060Stereophonic pickup cartridge
1564031336Electromagnetic pickup with magnetic gap displacement generator
1574031335Stereo pick-up with casing serving as common pole piece
1584011417Dynamic type pickup
1594010334Moving magnet contact acoustic transducer
1604009885Stereo phonograph pick-up cartridge
1614004108Armature for sound pick-up cartridge
1624002863Transducer and method of making same

1976

1634000381Moving magnet transducer
1643991284Gramaphone pickup
1653987256Grooved record playback system with multiple transducers
1663987255Pickup-cartridge with moving magnet
1673983335Stylus assembly and transducer using same
1683964752Methods and devices for recording, engraving and reproducing modulated information in tetraphony
1693954273Phonograph pickup cartridge
1703937904Moving magnet electroacoustic transducer
1713935398Transducer with improved armature and yoke construction
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017