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Tomoo Sugawara
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Nakahara-ku, Kawasaki-shi, Kanagawa, JP
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last 30 patents
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Patent Grant
Metathesis catalyst system
Patent number
5,463,002
Issue date
Oct 31, 1995
Nippon Zeon Co., Ltd.
Tomoo Sugawara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of making ring-opened polynorbornene polymers using pot life...
Patent number
5,204,427
Issue date
Apr 20, 1993
Nippon Zeon Co., Ltd.
Masao Torii
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Reinforced polymeric matrix
Patent number
5,063,103
Issue date
Nov 5, 1991
Nippon Zeon Co., Ltd.
Tomoo Sugawara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for production of molded article of norbornene polymer
Patent number
4,977,226
Issue date
Dec 11, 1990
Tomoo Sugawara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...