Toshiharu Kawasaki

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Styrene polymer resin and composition thereof
- Patent number 6,933,343
- Issue date Aug 23, 2005
- PS Japan Corporation
- Takeshi Ikematsu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aromatic monovinyl resin composition
- Patent number 6,890,978
- Issue date May 10, 2005
- A&M Styrene Co., Ltd.
- Toshiharu Kawasaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the preparation of rubber-reinforced styrene resin
- Patent number 6,399,711
- Issue date Jun 4, 2002
- Asahi Kasei Kabushiki Kaisha
- Toshiharu Kawasaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Styrene polymer resin and composition thereof
- Publication number 20040192844
- Publication date Sep 30, 2004
- Takeshi Ikematsu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Aromatic monovinyl resin composition
- Publication number 20030008952
- Publication date Jan 9, 2003
- Toshiharu Kawasaki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...