Katsuichi Ohsawa

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Osaka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical transmitter
- Patent number 7,298,977
- Issue date Nov 20, 2007
- Matsushita Electric Industrial Co., Ltd.
- Katsuichi Ohsawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Optical transmitter
- Publication number 20050063710
- Publication date Mar 24, 2005
- Matsushita Electric Industrial Co., Ltd.
- Katsuichi Ohsawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE