СПИСОК патентов США - подгруппа МПК16 H04R13/00



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№ п/п Номер патента Название патента

2017

19609412Bone-conduction anvil and diaphragm

2016

29462365Structure and manufacture of bone-conduction transducer
39331558Vibration transducer and actuator
49288591Bone-conduction anvil and diaphragm

2015

59161134Acoustic generator, acoustic generating device, and electronic device
69014394Systems and methods for retaining a microphone

2014

78705789Magnet-less loudspeaker

2006

87149151Ultrasound transducer for application in extreme climatic conditions

2005

96920230Electromagnetic transducer and portable communication device

2004

106807283Electroacoustic transducer
116671952Method of lead wire connection

2003

126671383Electromagnetic transducer and portable communication device
136654478Electroacoustic transducer
146628800Electroacoustic transducer and method for manufacturing the same
156600400Electromagnetic electro-acoustic transducer

2002

166501845Electroacoustic transducer

2001

176233346Surface-mounted electromagnetic sound generator
186185310Planar magnetic acoustical transducer stamped pole structures

2000

196141427Bone-conduction speaker
206061459Surface-mounted electromagnetic sound generating body
216011856Electroacoustic transducer and electronic equipment using the same

1999

225974157Small electroacoustic transducer
235960096Electroacoustic transducer
245953437Electroacoustic transducer
255923769Electroacoustic transducer
265901235Enhanced efficiency planar transducers
275889732Sounder

1998

285747906Electroacoustic transducer
295721785Small-sized sound generator

1997

305625700Method of farbicating an electroacoustic transducer

1996

315581623Electroacoustic transducer and method of fabricating the same
325528697Integrated vibrating and sound producing device

1995

335416751Electroacoustic transducer

1982

344358642Electro-magnetic type electric acoustic transducer

1981

354257036Tone generator

1979

364160132Electromagnetic acoustic transducer with its air gap established at assembly by counteracting springs

1978

374090041Electromagnetic sonic generator for an alarm
384075437Composition, processing and devices including magnetic alloy

1977

394016376Concave diaphragm for electro-acoustic transducer
404015227Electromagnetic transducer
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017