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Shoichi Ichikawa
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Nisshin, JP
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last 30 patents
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Patent Grant
Polypropylene-base resin composition and products of injection mold...
Patent number
6,441,081
Issue date
Aug 27, 2002
Sumitomo Chemical Company, Limited
Hajime Sadatoshi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...