СПИСОК патентов США - подгруппа МПК16 H04R7/14


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№ п/п Номер патента Название патента

2017

19609421Apparatus and methods related to a tactile vibrator for a speaker system

2016

29510087Acoustic device
39473840Dynamic headphone unit and method of producing dynamic headphone unit
49467782Electro acoustic diaphragm
59403083Systems and methods for game-based modification of communications functionality
69398376Electroacoustic transducer

2015

79185491Reinforced diaphragm for a low profile loudspeaker transducer with two sets of inner and outer magnets
89148726Micro electrical mechanical system with bending deflection of backplate structure
99131319Component having a micromechanical microphone structure
109088849Loudspeaker
119088840Vibration module for sound transducer

2014

128750554Speaker diaphragm and speaker device
138698869Method and apparatus for controlling intra-refreshing in a video telephony communication system
148646570Diaphragm of electric sound converter and its manufacturing method

2013

158368738Joining users to a conferencing session

2012

168280097Microelectromechanical system diaphragm and fabricating method thereof
178259152Video call distributor
188253775Multipoint conference system, multipoint conference method, and program
198253773Video camera utilizing subscriber-based networks
208215445Electroacoustic transducer
218208678Membrane or membrane configuration for an electrodynamic sound transducer, and loudspeaker comprising such a membrane or membrane configuration

2010

227743879Diaphragm, spherical-shell diaphragm and electroacoustic transducer, and method of manufacturing electroacoustic transducer

2008

237416047Diaphragm for a loudspeaker with a moving coil
247360626Audio speaker with wobble free voice coil movement

2007

257306073Electroacoustic transducer comprising a membrane with a middle area comprising stiffening grooves

2005

266863153Loudspeaker diaphragm

2004

276724910Diaphragm stable through hygroscopic cycling

2003

286535612Electroacoustic transducer with diaphragm securing structure and method
296510232Electroacoustic transducer having diaphragm with coil mounting projections and interposed stabilizing walls

2001

306201874Electrostatic transducer with nonplanar configured diaphragm

2000

316134337Loudspeaker
326026929High frequency radially arcuated center speaker cone with variable thickness

1999

335883967Slotted diaphragm loudspeaker
345880412High frequency radially arcuated center speaker cone
355878148Compression driver

1998

365847332Polycarbonate-based radially arcuated speaker cone

1994

375325439Loudspeaker apparatus
385304746Reduction of standing waves and intermodulation distortion in electro-acoustic transducer

1993

395256837Paper cone for cone type speaker

1991

405027411High frequency loudspeaker

1989

414881617Radially arcuated speaker cone

1985

424536623Electro-acoustic transducer with diaphragm and blank therefor

1982

434354066Rigid-diaphragm transducer with plural coils
444321434Electroacoustic transducer

1979

454132872Ribbed conical-central dome diaphragm with tapered thickness components

1978

464100992Loudspeaker
474086450Variable thickness cone for a dynamic speaker and quality control inspection method therefor

1977

484056697Movable diaphragm connector method flexible hinge diaphragm surround and electro-acoustic transducer with folded diaphragm with intermediate flexible portions
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017