СПИСОК патентов США - подгруппа МПК16 H04R15/00



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№ п/п Номер патента Название патента

2016

19462392Speaker device with a magnetic gap filled with magnetic fluid and changing magnetic flux density in axial and circumferential directions
29432775Energy conversion apparatus
39407998Hearing device with analog filtering and associated method
49402135Magnetostrictive parametric transducer
59369809MEMS component for generating pressure pulses
69344804Miniature moving-coil speaker
79318940Wearable vibration device
89307324Speaker
99301066Auditory comprehension and audibility device
109277304Magnetic circuit for loudspeaker, and loudspeaker using same
119271071Loudspeaker
129241206Decoupled drive unit for a loudspeaker enclosure

2015

139226053Digital speaker driving apparatus
149210489Off-axial audio speaker using single audio source
159167357Method for the binaural left-right localization for hearing instruments
169131293Magnetic assembly for speaker
179074995Magnetostrictive phased array transducer for transducing shear horizontal bulkwaves
189020164Apparatus to mitigate ear pressure on airline flights while preserving awareness of the cabin surroundings
198983090MEMS microphone using noise filter

2014

208923538Method and device for frequency compression
218908891Hearing aid apparatus and method
228867759System and method for utilizing inter-microphone level differences for speech enhancement

2013

238488824Audio encoding and decoding method and associated audio encoder, audio decoder and computer programs
248471432Magnetostrictive actuator

2012

258213634Modular and scalable directional audio array with novel filtering
268134432Magnetically biased magnetopropant and pump
278126169Super magnetostriction speaker
288098841Sound field controlling apparatus

2011

298064626Loudspeaker apparatus
307995780Hearing aid with feedback cancellation
317893801Magnetically biased magnetopropant and pump

2010

327813923Calibration based beamforming, non-linear adaptive filtering, and multi-sensor headset
337742608Feedback elimination method and apparatus
347719924Macrosonic generator for the air-based industrial defoaming of liquids

2009

357551518Driving means for acoustic marine vibrator

2007

367165453Flexible electromagnetic acoustic transducer sensor

2006

377043313Clock system capable of synchronizing clock frequencies of power processing devices and digital signal processing devices

2005

386891286Magnetostrictive actuator

2004

396747852Magnetoresistance sensors with Pt-Mn transverse and longitudinal pinning layers and a decoupling insulation layer
406690805Audio signal noise reduction system

2002

416449131Canted longitudinal patterned exchange biased dual-stripe magnetoresistive (DSMR) sensor element and method for fabrication thereof
426438243Vibration wave detector
436438242Acoustic transducer panel

2001

446230390Canted longitudinal patterned exchange biased dual-stripe magnetoresistive (DSMR) sensor element and method for fabrication thereof
456215301Magnetoresistive detector comprising a layer structure and a current directing means
466178249Attachment of a micromechanical microphone

2000

476087828Displacement detection sensor using magnetostriction

1999

485982054Magnetostrictive device

1998

495850109Magnetostrictive actuator
505706254Surface element and a device for generating sound

1995

515474833Magnetoresistive transducer and method of manufacture

1994

525357232Magnetostrictive element
535338287Electromagnetic induction hearing aid device

1992

545103483Spherical membrane omnidirectional loudspeaker using a magnetostrictive bimetallic strip

1991

555014321Wide passband omnidirectional loudspeaker

1990

564924503Electroacoustic transducer

1989

574864548Flextensional transducer
584862430Wide pass band elastic wave omnidirectional transducer

1988

594782471Omnidirectional transducer of elastic waves with a wide pass band and production process

1987

604703464Permanent magnet biased magnetostrictive transducer

1984

614488010Loudspeaker
624473721High-frequency loud speaker

1982

634361879Ferrofluid transducer

1981

644249225Magnetic field transducer systems

1980

654223401Broadband free-flooding magnetostrictive scroll transducer

1979

664170498Transducer

1978

674129851Electroacoustic transducer with a magnetostrictive core
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Дата формирования списка: 03.04.2017