Kouji Ohura

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Sakura-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical multiplexer/demultiplexer
- Patent number 6,690,852
- Issue date Feb 10, 2004
- Fujikura Ltd.
- Hirokuni Ogawa
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical multiplexer/demultiplexer
- Publication number 20020021863
- Publication date Feb 21, 2002
- Hirokuni Ogawa
- G02 - OPTICS