Tetsuya Onishi

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Kusatsu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Variable optical attenuator
- Patent number 7,212,721
- Issue date May 1, 2007
- Omron Corporation
- Kiyoshi Imai
- G02 - OPTICS
Information Patent Grant
Optical switch
- Patent number 7,095,919
- Issue date Aug 22, 2006
- Omron Corporation
- Ryuji Kawamoto
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Monitoring device
- Publication number 20060209396
- Publication date Sep 21, 2006
- Omron Corporation
- Hirokazu Tanaka
- G02 - OPTICS
Information Patent Application
Optical multiplexer/demultiplexer and production method for optical...
- Publication number 20060198576
- Publication date Sep 7, 2006
- Omron Corporation
- Koichi Furusawa
- G02 - OPTICS
Information Patent Application
Optical switch and optical switch unit
- Publication number 20060115209
- Publication date Jun 1, 2006
- Omron Corporation
- Yoichi Nakanishi
- G02 - OPTICS
Information Patent Application
Variable optical attenuator
- Publication number 20060013553
- Publication date Jan 19, 2006
- Kiyoshi Imai
- G02 - OPTICS
Information Patent Application
Optical switch
- Publication number 20050175275
- Publication date Aug 11, 2005
- Omron Corporation
- Ryuji Kawamoto
- G02 - OPTICS