Toshinori Hirano

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Reinforced cation exchange membrane and production process thereof
- Patent number 6,756,328
- Issue date Jun 29, 2004
- Asahi Kasei Kabushiki Kaisha
- Yuichi Sakuma
- D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...

Patents Applicationslast 30 patents

Information Patent Application
Reinforced cation exchange membrane and production process thereof
- Publication number 20020034904
- Publication date Mar 21, 2002
- Yuichi Sakuma
- D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...