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Noriyasu Yasuda
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Ichihara, JP
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last 30 patents
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Patent Grant
Modifier for resin and rubber
Patent number
5,703,167
Issue date
Dec 30, 1997
Marubishi Oil Chemical Co., Ltd.
Tadayuki Ohmae
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Rubber compositions and vulcanized rubber compositions
Patent number
5,344,881
Issue date
Sep 6, 1994
Sumitomo Chemical Company, Limited
Keisaku Yamamoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Rubber composition
Patent number
5,250,627
Issue date
Oct 5, 1993
Sumitomo Chemical Company, Limited
Keisaku Yamamoto
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...