Shuji Okagawa

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Utsunomiya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing an elliptic core optical fiber
- Patent number 6,948,340
- Issue date Sep 27, 2005
- Moritex Corporation
- Shuji Okagawa
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
Method of producing an elliptic core optical fiber, and a processed...
- Publication number 20020162361
- Publication date Nov 7, 2002
- Shuji Okagawa
- C03 - GLASS MINERAL OR SLAG WOOL