Kazuhiko Yamamoto

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Fuji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hardener for epoxy resin and epoxy resin composition
- Patent number 7,820,772
- Issue date Oct 26, 2010
- ASAHI KASEI CHEMICALS CORPORATION
- Taketoshi Usui
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Hardener for Epoxy Resin and Epoxy Resin Composition
- Publication number 20070244268
- Publication date Oct 18, 2007
- ASAHI KASEI CHEMICALS CORPORATION
- Taketoshi Usui
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...