Hisamichi Yanai

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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
Polyvinyl alcohol powder
- Patent number 5,811,488
- Issue date Sep 22, 1998
- Kuraray Co., Ltd.
- Naoto Narumoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing ethylene-vinyl ester copolymers, ethylene-vin...
- Patent number 5,352,750
- Issue date Oct 4, 1994
- Kuraray Co., Ltd.
- Hisamichi Yanai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for producing ethylene-vinyl alcohol copolymers
- Patent number 5,240,997
- Issue date Aug 31, 1993
- Kuraray Co., Ltd.
- Hisamichi Yanai
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

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-...