Toshihiko Tanaka

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Yokkaichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of preparing vinyl chloride polymers and copolymers of impro...
- Patent number 5,665,836
- Issue date Sep 9, 1997
- Tosoh Corporation
- Toshihiko Tanaka
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Internal-finishing skin material
- Patent number 5,171,788
- Issue date Dec 15, 1992
- Nippon Polyurethane Industry Co., Ltd.
- Noriyoshi Yano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Non-tacky composite resin composition and process for the preparati...
- Patent number 5,102,953
- Issue date Apr 7, 1992
- Nippon Polurethane Industry Co., Ltd.
- Noriyoshi Yano
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...