Takao Totsuka

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Fujisawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
High-frequency circuit apparatus and communication apparatus using...
- Patent number 7,760,691
- Issue date Jul 20, 2010
- Hitachi Media Electronics Co., Ltd.
- Takao Totsuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High-frequency circuit apparatus and communication apparatus using...
- Patent number 7,570,622
- Issue date Aug 4, 2009
- Hitachi Media Electronics Co., Ltd.
- Takao Totsuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
High-frequency circuit apparatus and communication apparatus using...
- Publication number 20080137560
- Publication date Jun 12, 2008
- Hitachi Media Electronics Co., Ltd.
- Takao Totsuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
High-frequency circuit apparatus and communication apparatus using...
- Publication number 20080070515
- Publication date Mar 20, 2008
- Hitachi Media Electronics Co., Ltd.
- Takao Totsuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
High-frequency circuit apparatus and communication apparatus using...
- Publication number 20080070514
- Publication date Mar 20, 2008
- Hitachi Media Electronics Co., Ltd.
- Takao Totsuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
High-frequency circuit apparatus and communication apparatus using...
- Publication number 20070183348
- Publication date Aug 9, 2007
- Hitachi Media Electronics Co., Ltd.
- Takao Totsuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE