Koichi Shizuru

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Conductive roll and method for producing same
- Patent number 8,163,389
- Issue date Apr 24, 2012
- Synztec Co., Ltd.
- Naoki Hirakawa
- B32 - LAYERED PRODUCTS

Patents Applicationslast 30 patents

Information Patent Application
Conductive roll and method for producing same
- Publication number 20050227089
- Publication date Oct 13, 2005
- HOKUSHIN CORPORATION
- Naoki Hirakawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...