Naoto Oyama

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Chiyoda-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical fiber, optical fiber component and optical transmission method
- Patent number 6,804,441
- Issue date Oct 12, 2004
- The Furukawa Electric Co., Ltd.
- Shinichi Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low-dispersion optical fiber and optical transmission system using...
- Patent number 6,766,089
- Issue date Jul 20, 2004
- The Furukawa Electric Co., Ltd.
- Shinichi Arai
- G02 - OPTICS
Information Patent Grant
Low-dispersion optical fiber and optical transmission system using...
- Patent number 6,684,018
- Issue date Jan 27, 2004
- The Furukawa Electric Co., Ltd.
- Shinichi Arai
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Low-dispersion optical fiber and optical transmission system using...
- Publication number 20040062500
- Publication date Apr 1, 2004
- Shinichi Arai
- G02 - OPTICS
Information Patent Application
Optical fiber, optical fiber component and optical transmission method
- Publication number 20030108318
- Publication date Jun 12, 2003
- Shinichi Arai
- G02 - OPTICS
Information Patent Application
Low-dispersion optical fiber and optical transmission system using...
- Publication number 20020102085
- Publication date Aug 1, 2002
- The Furukawa Electric CO., LTD
- Shinichi Arai
- G02 - OPTICS