СПИСОК патентов США - подгруппа МПК16 H04R7/02


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№ п/п Номер патента Название патента

2017

19602930Dual diaphragm microphone
29544693Device for emitting an acoustic wave
39538290Coaxial loudspeaker arrangement

2016

49516426Electrostatic membrane pump/transducer and methods to make and use same
59485581Method of manufacturing speaker with diaphragm arrangement
69467782Electro acoustic diaphragm
79438997Diaphragm, loudspeaker using diaphragm, electronic device and mobile device using loudspeaker, and method for producing diaphragm
89426576Loudspeaker and electrodynamic acoustic transducer with bulbous waveguide tip
99402134Manufacturing method for stiffened diaphragm and the manufactured diaphragm using same
109313580Audio speaking having an electrostatic membrane pump and methods to use same
119313578Sensor device integrated with ultrasonic transducer and microphone and manufacturing method thereof
129294841Acoustic radiator including a combination of a co-axial audio speaker and passive radiator
139264814Microphone
149232316Optically clear diaphragm for an acoustic transducer and method for making same

2015

159210513Multiple-ring coaxial audio speaker using single audio source
169185491Reinforced diaphragm for a low profile loudspeaker transducer with two sets of inner and outer magnets
179181080MEMS microphone with low pressure region between diaphragm and counter electrode
189148727Non-axisymmetric geometry for cloth loudspeaker suspensions
199143868Electrically conductive membrane pump/transducer and methods to make and use same
209137605Formed diaphragm frame for receiver
219113250Speaker with diaphragm arrangement
229028429Acoustic sensor assembly
239027700Bonding structure of diaphragm for microspeaker
248925675Compound membrane and acoustic device using same

2014

258903118Diaphragm and speaker
268807267Self resonance-type sound-producing speaker and method of placing thereof

2013

278553911Diaphragm of MEMS electroacoustic transducer

2012

288215445Electroacoustic transducer

2011

298002079Diaphragm for speaker, speaker using the diaphragm for speaker, and process for producing the diaphragm for speaker

2010

307849958Vibration system part for speaker device and manufacturing method thereof
317708111Acoustic diaphragm and method for manufacturing an acoustic diaphragm
327686128Speaker diaphragm and speaker
337677356Acoustic material and method for making the same

2009

347599511Loudspeaker with undulated membrane
357529382High fidelity loudspeaker
367527124Loudspeaker diaphragm
377523537Method of manufacturing a tuning fork with reduced quadrature errror and symmetrical mass balancing
387483545Acoustic diaphragm

2008

397416047Diaphragm for a loudspeaker with a moving coil
407360626Audio speaker with wobble free voice coil movement
417344001Speaker diaphragm and speaker structure

2006

426988584Speaker diaphragm edge and its manufacturing method

2004

436759769Electromechanic film and acoustic element
446740202Speaker diaphragm and method of manufacturing same
456694039Loudspeaker

2003

466591938Speaker diaphragm

2002

476474440Diaphragm for speaker and speaker device provided with the same

2001

486222931High power acoustical transducer
496183674Manufacturing method of diaphragm for use in electroacoustic transducers

1999

505937075Loudspeaker
515933508Horn speaker system
525907133Device for electroacoostic diffusion, with diaphragms, spiders and horns of balsa wood or mixtures thereof
535903658Loudspeaker and a method for producing the same
545875253Loudspeaker and a method for producing the same

1998

555796054Loudspeaker diaphragm

1997

565599563Tool for molding a surround onto a loudspeaker cone

1996

575556464Vibration plate of a speaker and method for producing same

1995

585458958Speaker cone and process for production thereof
595432004Vibration plate of a speaker and method for producing same

1994

605329072Acoustic diaphragm
615319718Loudspeaker cone and method for making same
625283027Method of molding an acoustic diaphragm part of para aromatic polyamide

1993

635243662Electrodynamic sound generator for hearing aids
645206466Diaphragm for speaker
655198624Audio transducer with controlled flexibility diaphragm
665180785Diaphragm and method for producing same

1992

675152938Process for preparation of a wholly carbonaceous diaphragm for acoustic equipment use
685149470Method of making a diaphragm of carbonaceous material
695143169Loudspeaker diaphragm provided with a rear load
705127060Centering device for speaker diaphragm
715102729Speaker diaphragm
725098976Acoustic material
735080743Process for preparation of a wholly carbonaceous diaphragm for acoustic equipment use

1991

745072806Diaphragm for acoustic equipment
755064019Electroacoustic diaphragm and method for making same
765056617Diaphragm for loudspeaker
775043185Method for fabricating a graphite film for use as an electroacoustic diaphragm
785033093Compact microphone and method of manufacture
795031720Speaker diaphragm
804996119Speaker cone plate and method of forming
814987002Process for forming a crystalline diamond film

1990

824975318Improved acoustic carbon diaphragm
834968551Acoustic vibrator member and method of manufacturing
844959185Process for producing acoustic carbon diaphragm
854949386Speaker system
864928312Acoustic transducer
874921559Process of making an acoustic carbon diaphragm
884919859Process of making an acoustic carbon diaphragm
894903308Audio transducer with controlled flexibility diaphragm

1989

904855093Process of making a diaphragm of carbonaceous materials for a speaker
914849071Method of forming a sealed diaphragm on a substrate
924847981Method for producing a diaphragm for acoustic appliances
934823907Balloon assembly
944817152Stereo system with piezo-electrical film speaker
954803242Diaphragm for loudspeakers

1988

964761451Acoustic vibration sheet and polypropylene composition for the same
974758388Method of manufacturing ceramic vibration plate for speaker
984753969Diaphragm for electroacoustic transducer
994726443Diaphragm

1987

1004699242Magnetic speaker
1014674592Diaphragm for use in electro-acoustic transducer
1024639283Method for making a diaphragm for an electro-acoustic transducer

1985

1034552243Diaphragm material for acoustical transducer
1044550797Loudspeaker diaphragm made of a molded, sintered ceramic body
1054532383Electroacoustic transducer having a variable thickness diaphragm
1064530386Cushion tire
1074518642Loudspeaker diaphragm and method for making same
1084518443Acoustic diaphragm
1094517416Electro-acoustic transducer having a diaphragm comprising a layer of polymethacrylimide foam
1104508192Microphone diaphragm

1984

1114487877Diaphragm for loudspeaker
1124472543Flame retardant diaphragm for acoustic transducers
1134471085Diaphragm material for loudspeakers
1144471084Diaphragm for loudspeakers
1154460060Vibratory diaphragm for loudspeaker
1164451609Flame-retarded acoustic diaphragm
1174429068Rubber material
1184428996Diaphragm for speaker
1194427846Moving coil loudspeakers

1983

1204412103Diaphragm for an electro-acoustic transducer
1214410768Electro-acoustic transducer
1224404315Molding compositions and diaphragms, arm pipes and head shells molded therefrom
1234395814Acoustic vibrating element of graphite and method of manufacturing same
1244392027Method and apparatus for providing a uniform sound distribution in an aircraft cabin
1254384174Moving voice coil loudspeaker, peripheral diaphragm support, diaphragm construction, bobbin to diaphragm reinforcement
1264377617Loudspeaker diaphragm and process for producing same

1982

1274362772Vibratory elements for audio equipment
1284359132High performance speaker diaphragm
1294352407Diaphragms for acoustic instruments and method of producing the same
1304351411Speaker device
1314348342Method for making electrodynamic loudspeakers having a planar diaphragm of expanded polystyrene
1324343376Vibratory elements for audio equipment
1334341838Molding compositions and diaphragms, arm pipes and head shells molded therefrom

1981

1344308094Diaphragm for speaker and method of producing same
1354281223Electro-acoustic transducer
1364273900Diaphragm for acoustic equipment

1980

1374221773Method of producing a carbon diaphragm for an acoustic instrument
1384190746Diaphragm material for moving coil loudspeaker, may be laminated or integral with surround

1979

1394173701Speaker diaphragm molded from poly-biphenol phthalate type resin film
1404135601Boron coated diaphragm for use in a loud speaker

1978

1414129195Diaphragm for speaker
1424128138Diaphragm for speaker
1434122314Loudspeaker having a laminate diaphragm of three layers
1444107479Electro-acoustic transducer
1454086449Loudspeaker with burning resistant diaphragm
1464076098Loudspeaker diaphragm

1977

1474039044Low frequency electro-acoustic transducer with interconnected diaphragms interleaved with fixed diaphragms
1484026384Reconstituted mica acoustic diaphragm
1494020299Electro-acoustic transducer diaphragms
1504003449Planar diaphragm

1976

1513946832Diaphragm for loud speaker
1523935924Vibratory material of paper pulp and carbon fibers
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017