Yoshihiro Tokuda

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Kurashiki-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polyvinyl alcohol based polymer and method of manufacturing the same
- Patent number 7,439,300
- Issue date Oct 21, 2008
- Kuraray Co., Ltd.
- Hisamichi Yanai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing diamines
- Patent number 6,696,609
- Issue date Feb 24, 2004
- Kuraray Co., Ltd.
- Yoshihiro Tokuda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing diamines
- Patent number 5,973,208
- Issue date Oct 26, 1999
- Kuraray Co., Ltd.
- Katsushi Nagareda
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Polyvinyl alcohol based polymer and method of manufacturing the same
- Publication number 20050059778
- Publication date Mar 17, 2005
- Kuraray Co., Ltd
- Hisamichi Yanai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for producing diamines
- Publication number 20030187303
- Publication date Oct 2, 2003
- Kuraray Co., Ltd
- Yoshihiro Tokuda
- C07 - ORGANIC CHEMISTRY