Tetsuya Katou

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical module and optical transmission apparatus
- Patent number 7,027,674
- Issue date Apr 11, 2006
- OpNext Japan, Inc.
- Naoki Matsushima
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical module and optical transmission apparatus
- Publication number 20040264835
- Publication date Dec 30, 2004
- Hitachi, Ltd
- Naoki Matsushima
- G02 - OPTICS