-
-
Condenser microphone
-
Patent number 8,787,601
-
Issue date Jul 22, 2014
-
Yamaha Corporation
-
Toshihisa Suzuki
-
B81 - MICRO-STRUCTURAL TECHNOLOGY
-
-
Condenser microphone
-
Patent number 8,126,167
-
Issue date Feb 28, 2012
-
Yamaha Corporation
-
Seiji Hirade
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
Capacitor microphone
-
Patent number 8,059,842
-
Issue date Nov 15, 2011
-
Yamaha Corporation
-
Yukitoshi Suzuki
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
MEMS transducer
-
Patent number 7,888,754
-
Issue date Feb 15, 2011
-
Yamaha Corporation
-
Masayoshi Omura
-
B81 - MICRO-STRUCTURAL TECHNOLOGY
-
Semiconductor device
-
Patent number 7,607,355
-
Issue date Oct 27, 2009
-
Yamaha Corporation
-
Kenichi Shirasaka
-
H04 - ELECTRIC COMMUNICATION TECHNIQUE
-
Surface acoustic wave device
-
Patent number 6,538,359
-
Issue date Mar 25, 2003
-
Yamaha Corporation
-
Tatsuya Hiraku
-
H03 - BASIC ELECTRONIC CIRCUITRY