Toshiaki Nakagawa

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Seto-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Microphone and a method of manufacturing a microphone
- Patent number 7,888,840
- Issue date Feb 15, 2011
- Kabushiki Kaisha Toyota Chuo Kenkyusho
- Keiichi Shimaoka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Microphone and a method of manufacturing a microphone
- Publication number 20060284516
- Publication date Dec 21, 2006
- KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO
- Keiichi Shimaoka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE