Shinichi Nishikawa

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Ibaraki-Shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing optical element made of glass
- Patent number 7,559,214
- Issue date Jul 14, 2009
- Minolta Co., Ltd.
- Shinichi Nishikawa
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Method of manufacturing micro glass optical element
- Patent number 6,742,364
- Issue date Jun 1, 2004
- Minolta Co., Ltd.
- Shinichi Nishikawa
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
Method of manufacturing optical element made of glass
- Publication number 20040231362
- Publication date Nov 25, 2004
- MINOLTA CO., LTD.
- Shinichi Nishikawa
- C03 - GLASS MINERAL OR SLAG WOOL