СПИСОК патентов США - подгруппа МПК16 H04R1/42
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№ п/п | Номер патента | Название патента | |||
2017 | |||||
1 | 9602914 | Porting audio using a connector in a small form factor electronic device | |||
2016 | |||||
2 | 9497545 | Analog area speaker panel with precision placement and direction of audio radiation | |||
3 | 9430998 | Radio apparatus comprising an agglomeration of acoustically adsorbing members | |||
4 | 9344819 | Adjustable securing mechanism for a space access device | |||
5 | 9241205 | Vibration device, sound generator, speaker system, and electronic device | |||
2015 | |||||
6 | 9210514 | Throat microphone | |||
7 | 9186277 | External ear canal pressure regulation system | |||
8 | 9117435 | Volume amplifying assembly and portable electronic device packing case using the volume amplifying assembly | |||
9 | 9100754 | Electrically conductive membrane pump/transducer and methods to make and use same | |||
10 | 9060230 | Ear cleaning apparatus | |||
2014 | |||||
11 | 8804986 | Acoustic transducer including airfoil for generating sound | |||
2013 | |||||
12 | 8406450 | Thermoacoustic device with heat dissipating structure | |||
2004 | |||||
13 | 6752238 | Water resistant audible toys with sound effects | |||
2002 | |||||
14 | 6412594 | Water gun with sound effects module | |||
2000 | |||||
15 | 6055080 | Optical microphone | |||
1997 | |||||
16 | 5676353 | Hydraulic lever actuator | |||
1996 | |||||
17 | 5540248 | Fluidic sound amplification system | |||
1995 | |||||
18 | 5388162 | Sound innovation speaker system | |||
1994 | |||||
19 | 5377166 | Polyhedral directional transducer array | |||
20 | 5281777 | Fluid damped acoustic enclosure system | |||
1993 | |||||
21 | 5246353 | Air breezing pump | |||
22 | 5179595 | Electrodynamic-fluidic transducer element for pneumatic loudspeaker | |||
1991 | |||||
23 | 5060274 | Hydrostatic speaker and speaker driver | |||
24 | 5054080 | Pneumatic loudspeaker with a continuous pressurized fluid flow | |||
1989 | |||||
25 | 4815049 | Disappearing baffle for sonar arrays | |||
1988 | |||||
26 | 4722517 | Mechanical spring having negative spring stiffness useful in an electroacoustic transducer | |||
1987 | |||||
27 | 4700396 | Sound-wave receiving appliance | |||
1986 | |||||
28 | 4607382 | Electroacoustic transducer unit with reduced resonant frequency and mechanical spring with negative spring stiffness, preferably used in such a transducer unit | |||
1983 | |||||
29 | 4409681 | Transducer | |||
30 | 4392548 | Speaker enclosure and method of producing same | |||
1981 | |||||
31 | 4308431 | Speaker with low mass driver | |||
1980 | |||||
32 | 4194095 | Fluid flow control speaker system | |||
1979 | |||||
33 | 4175552 | Vibration device | |||
34 | 4161632 | Pneumatic acoustic transducer with ferromagnetic fluid valve | |||
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017 |