СПИСОК патентов США - подгруппа МПК16 H04R1/38
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| № п/п | Номер патента | Название патента | |||
2017 | |||||
| 1 | 9602908 | Set of headphones and headphone cable | |||
2016 | |||||
| 2 | 9516426 | Electrostatic membrane pump/transducer and methods to make and use same | |||
| 3 | 9313580 | Audio speaking having an electrostatic membrane pump and methods to use same | |||
| 4 | 9264798 | Dual cartridge directional microphone | |||
| 5 | 9247359 | Transducer, a hearing aid comprising the transducer and a method of operating the transducer | |||
| 6 | 9232318 | Hearing device with a microphone | |||
2015 | |||||
| 7 | 9094748 | Dynamic microphone unit and dynamic microphone | |||
| 8 | 9060216 | Voice acquisition system for vehicle | |||
2013 | |||||
| 9 | 8515091 | Forwarding an audio signal in an immersive audio conference system | |||
2012 | |||||
| 10 | 8116499 | Microphone adaptor for altering the geometry of a microphone without altering its frequency response characteristics | |||
2007 | |||||
| 11 | 7252176 | Reflex-ported folded horn enclosure | |||
| 12 | 7207413 | Closed loop embedded audio transmission line technology for loudspeaker enclosures and systems | |||
| 13 | 7201252 | Loudspeaker systems | |||
2004 | |||||
| 14 | 6798890 | Directional microphone assembly | |||
| 15 | 6788796 | Differential microphone | |||
| 16 | 6690806 | Various directional/omni-directional hearing aid microphone and housing structures | |||
| 17 | 6674996 | Mobile phone accessory, particularly for the hands-free function, and an arrangement | |||
2003 | |||||
| 18 | 6647118 | Noise canceling microphone unit for composing noise canceling handset by using normal housing | |||
| 19 | 6587569 | Differential-pressure microphone | |||
2002 | |||||
| 20 | 6421444 | Embedded higher order microphone | |||
2000 | |||||
| 21 | 6031922 | Microphone systems of reduced in situ acceleration sensitivity | |||
1999 | |||||
| 22 | 5969838 | System for attenuation of noise | |||
| 23 | 5870485 | Computer visual display monitor with integral stereo speaker and directional microphone and method for construction | |||
1997 | |||||
| 24 | 5703957 | Directional microphone assembly | |||
| 25 | 5682418 | Structure for mounting a microphone on a portable radio telephone | |||
| 26 | 5651074 | Noise canceling gradient microphone assembly | |||
1996 | |||||
| 27 | 5586191 | Adjustable filter for differential microphones | |||
| 28 | 5539834 | Baffled microphone assembly | |||
1994 | |||||
| 29 | 5329593 | Noise cancelling microphone | |||
| 30 | 5303307 | Adjustable filter for differential microphones | |||
1993 | |||||
| 31 | 5268965 | User selectable noise canceling for portable microphones | |||
| 32 | 5226076 | Directional microphone assembly | |||
| 33 | 5216711 | Telephone handset including directional microphone module | |||
| 34 | 5214709 | Hearing aid for persons with an impaired hearing faculty | |||
| 35 | 5204907 | Noise cancelling microphone and boot mounting arrangement | |||
1992 | |||||
| 36 | 5121426 | Loudspeaking telephone station including directional microphone | |||
1991 | |||||
| 37 | 5029215 | Automatic calibrating apparatus and method for second-order gradient microphone | |||
1990 | |||||
| 38 | 4975966 | Reducing microphone puff noise | |||
| 39 | 4965775 | Image derived directional microphones | |||
1989 | |||||
| 40 | 4887300 | Pressure gradient microphone | |||
| 41 | 4858719 | Pressure gradient pickup | |||
| 42 | 4850016 | Microphone | |||
| 43 | 4817168 | Directional microphone | |||
1988 | |||||
| 44 | 4789044 | Narrow directional microphone | |||
1987 | |||||
| 45 | 4694499 | Directional microphone with acoustic washer | |||
| 46 | 4685137 | Microphone with non-symmetrical directivity pattern | |||
1986 | |||||
| 47 | 4633045 | Differential microphone | |||
1984 | |||||
| 48 | 4463222 | Noise canceling transmitter | |||
| 49 | 4456796 | Unidirectional electret microphone | |||
1983 | |||||
| 50 | 4410770 | Directional microphone | |||
| 51 | 4401859 | Directional microphone with high frequency selective acoustic lens | |||
1982 | |||||
| 52 | 4340787 | Electroacoustic transducer | |||
1981 | |||||
| 53 | 4258235 | Pressure gradient electret microphone | |||
1979 | |||||
| 54 | 4174469 | Adjustable directivity microphone incorporated in a tape recorder casing | |||
| 55 | 4170721 | Microphone with molded block amplifier electrostatic | |||
| 56 | 4142072 | Directional/omnidirectional hearing aid microphone with support | |||
1977 | |||||
| 57 | 4041251 | Hearing aid to be worn behind the ear of the user and provided with a pressure-gradient microphone | |||
| 58 | 4009355 | Reversible anti-noise microphone | |||
1976 | |||||
| 59 | 3995124 | Noise cancelling microphone | |||
| 60 | 3963881 | Unidirectional condenser microphone | |||
| 61 | 3940575 | Directional microphone | |||
| © 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017 | |||||