Kazuhiro Yamada

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Wireless signal switching circuit and wireless communication apparatus
- Patent number 7,522,887
- Issue date Apr 21, 2009
- Sony Corporation
- Hiroaki Nagano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Wireless Signal Switching Circuit and Wireless Communication Apparatus
- Publication number 20070213015
- Publication date Sep 13, 2007
- SONY CORPORATION
- Hiroaki Nagano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE