Koji Ishikawa

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical branching unit
- Patent number 7,362,933
- Issue date Apr 22, 2008
- Omron Corporation
- Fumio Takahashi
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical branching unit
- Publication number 20070053636
- Publication date Mar 8, 2007
- Omron Corporation
- Fumio Takahashi
- G02 - OPTICS