Katsuyuki Aihara

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical cable and optical transmission system
- Patent number 8,301,001
- Issue date Oct 30, 2012
- Sumitomo Electric Industries, Ltd.
- Tetsuya Nakanishi
- G02 - OPTICS
Information Patent Grant
Optical fiber and optical cable
- Patent number 8,249,407
- Issue date Aug 21, 2012
- Sumitomo Electric Industries, Ltd.
- Tetsuya Nakanishi
- G02 - OPTICS
Information Patent Grant
Optical fiber and optical cable
- Patent number 8,081,855
- Issue date Dec 20, 2011
- Sumitomo Electric Industries, Ltd.
- Tetsuya Nakanishi
- G02 - OPTICS
Information Patent Grant
Optical fiber and optical cable
- Patent number 8,081,856
- Issue date Dec 20, 2011
- Sumitomo Electric Industries, Ltd.
- Tetsuya Nakanishi
- G02 - OPTICS
Information Patent Grant
Optical fiber branch cable, method of wiring the same, and method o...
- Patent number 7,927,025
- Issue date Apr 19, 2011
- Sumitomo Electric Industries, Ltd.
- Kenichiro Ohtsuka
- G02 - OPTICS
Information Patent Grant
Optical connector and method of attaching optical fiber cord to opt...
- Patent number 7,731,429
- Issue date Jun 8, 2010
- Sumitomo Electric Industries, Ltd.
- Kenichiro Ohtsuka
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL CABLE AND OPTICAL TRANSMISSION SYSTEM
- Publication number 20120237174
- Publication date Sep 20, 2012
- Sumitomo Electric Industries, Ltd.
- Tetsuya Nakanishi
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER AND OPTICAL CABLE
- Publication number 20120141077
- Publication date Jun 7, 2012
- Sumitomo Electric Industries, Ltd.
- Tetsuya Nakanishi
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER AND OPTICAL CABLE
- Publication number 20110222824
- Publication date Sep 15, 2011
- SUMITOMO ELECTRIC INDUSTRIES
- Tetsuya NAKANISHI
- G02 - OPTICS
Information Patent Application
OPTICAL ACCESS NETWORK SYSTEM
- Publication number 20100104247
- Publication date Apr 29, 2010
- Sumitomo Electric Industries, Ltd.
- Tsuyoshi Imaizumi
- G02 - OPTICS
Information Patent Application
Optical Fiber Branch Cable, Method of Wiring the Same, and Method o...
- Publication number 20090304339
- Publication date Dec 10, 2009
- Kenichiro Ohtsuka
- G02 - OPTICS
Information Patent Application
OPTICAL CONNECTOR AND METHOD OF ATTACHING OPTICAL FIBER CORD TO OPT...
- Publication number 20090252460
- Publication date Oct 8, 2009
- Kenichiro Ohtsuka
- G02 - OPTICS