СПИСОК патентов США - подгруппа МПК16 H04R7/20


Выделить слова в названиях патентов:


№ п/п Номер патента Название патента

2017

19601682Electroacoustic transducer
29584903MEMS device and process
39560453Electroacoustic transducer
49538291Speaker

2016

59532144Loudspeaker
69516421Acoustic sensing apparatus and method of manufacturing the same
79485583Vibration unit for acoustic module
89473856Piezoelectric electroacoustic transducer
99473853Acoustic unit, loudspeaker and acoustic module having the same, and manufacturing method thereof
109466280Acoustic device suspension
119462388Acoustic transducer comprising a plurality of coaxially arranged diaphragms
129445200Piezoelectric speaker having weight and method of producing the same
139426578Electromagnetic transducer
149402134Manufacturing method for stiffened diaphragm and the manufactured diaphragm using same
159398376Electroacoustic transducer
169392370Voice coil speaker
179369804MEMS membrane overtravel stop
189277327Acoustic generator, acoustic generating device, and electronic device
199277324Three part membrane speaker
209277305Suspension for a sound transducer
219271082Surrounds for audio drivers
229253578Directional loudspeaker
239247349Loudspeaker, video device, and portable information processing apparatus
249237402Integrated CMOS/MEMS microphone die
259236042Oscillation device

2015

269226074Surround with variations of concavity
279210511Micro-electroacoustic device
289173037Vibrating body for acoustic transducer and speaker device
299143870Microphone system with mechanically-coupled diaphragms
309143866Voice coil former stiffener
319137608Actuator, piezoelectric actuator, electronic device, and method for attenuating vibration and converting vibration direction
329137607Low profile loudspeaker suspension system
339094750Loudspeaker, inner-ear headphone including loudspeaker, and hearing aid including loudspeaker
349088849Loudspeaker
359078069MEMS microphone with springs and interior support
368991548Acoustic diaphragm suspending

2013

378397861Diaphragm surround

2012

388094863Separate support structure for loudspeaker diaphragm

2011

397931115Diaphragm surrounding

2010

407699139Diaphragm surround

2009

417568552Acoustic passive radiator rocking mode reducing
427542583Loudspeaker
437510047Speaker edge and resonator panel assembly

2008

447438155Tangential stress reduction system in a loudspeaker suspension

2007

457275620Square speaker

2005

466957714Speaker and speaker diaphragm
476895097Planar type speaker and system using it
486892850Surround for speaker system and manufacturing method thereof
496862361Audio speaker
506851513Tangential stress reduction system in a loudspeaker suspension
516850138Vibration actuator having an elastic member between a suspension plate and a magnetic circuit device

2004

526801634Loudspeaker coil suspension system
536745867Loudspeaker drive unit
546735323Speaker
556724910Diaphragm stable through hygroscopic cycling
566700987Loudspeaker
576697496Electroacoustic transducer comprising a membrane with an improved pleats area
586680430Speaker edge, method of foam-molding the same, apparatus for foam-molding the same, speaker edge foam-molding system, and speaker employing the speaker edge

2003

596610237Method of making a loudspeaker drive unit having a resiliently suspended panel-form member
606606390Loudspeakers
616567529Low frequency loudspeaker driver having a polygonal diaphragm and method for mounting drivers in a tightly packed two-dimensional array
626543574Method of making a speaker edge containing isocyanate and polyol

2002

636478109Laminated composite panel-form loudspeaker
646422337Loudspeaker with a suspension member made of a laminate
656397972Loudspeakers
666351544Regressively hinged spider

2001

676278787Loudspeakers
686219432Loudspeaker drive unit
696171534Method of making a speaker cone and surround assembly

2000

706160898Suspension mount for sound reproduction devices according to the flexural wave principle
716095280Concentric tube suspension system for loudspeakers
726069965Loudspeaker
736039145Diaphragm-edge integral moldings for speakers, acoustic transducers comprising same and method for fabricating same

1999

745991425Low reflection/low diffraction treatment for loudspeaker transducer diaphragm

1998

755744761Diaphragm-edge integral moldings for speakers and acoustic transducers comprising same
765734132Concentric tube suspension system for loudspeakers
775719946Loudspeaker for higher audio frequencies and a manufacturing method thereof
785705108Method for making edge for loudspeaker diaphragm

1997

795689093Cone of a speaker

1996

805578800Member for loudspeaker
815574797Suspension mount for loudspeakers
825521886Diaphragm for use with an electro-acoustic transducer and method of producing the same

1995

835418337Loudspeaker driver surrounding

1994

845371805Speaker and speaker system employing the same
855293009Dust protection cap for conical loudspeaker

1993

865205897Method of bonding loudspeaker diaphragm

1991

875047191Method for manufacturing loudspeaker diaphragm

1989

884881617Radially arcuated speaker cone
894817165Acoustic speaker device with a diaphragm having a spider web type core

1987

904703510Electro-acoustic transducer with diaphragm and blank therefor
914646874Loudspeaker diaphragm

1985

924547631Large-excursion electroacoustic transducer
934531608High frequency compression driver
944491698Electro-acoustic transducer with diaphragm and blank therefor

1984

954433214Acoustical transducer with a slotted piston suspension

1983

964384174Moving voice coil loudspeaker, peripheral diaphragm support, diaphragm construction, bobbin to diaphragm reinforcement

1982

974324312Diaphragm suspension construction
984321434Electroacoustic transducer
994319098Loudspeaker having a unitary mechanical-acoustic diaphragm termination

1981

1004284167Sound reproducing device

1980

1014235302Loudspeaker
1024228327Electromagnetic type acoustic transducers
1034225756Broad band dynamic loudspeaker
1044198550Peripherally reinforced laminated loudspeaker diaphragm
1054188711Method of making broad band dynamic loudspeaker

1978

1064115667Loudspeaker voice coil bearing
1074107479Electro-acoustic transducer

1976

1083997023Loudspeaker with improved surround
1093983337Broad-band acoustic speaker
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017