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Satoshi Nakagawa
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Ichihara, JP
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last 30 patents
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Patent Grant
Styrene base random copolymer and process for producing the same
Patent number
5,854,366
Issue date
Dec 29, 1998
Sumitomo Chemical Company, Limited
Satoshi Nakagawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Styrene copolymers, polystyrene compositions, and injection-molded...
Patent number
5,708,112
Issue date
Jan 13, 1998
Sumitomo Chemical Company, Limited
Hayato Kihara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Processes for producing styrene copolymers
Patent number
5,459,210
Issue date
Oct 17, 1995
Sumitomo Chemical Company, Limited
Hayato Kihara
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...