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Hiroyuki Tagawa
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Tokyo, JP
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last 30 patents
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Patent Grant
Thermoplastic polyurethane resin having broad rubbery-state region...
Patent number
5,494,990
Issue date
Feb 27, 1996
Hodogaya Chemical Co., Ltd.
Hiroyuki Tagawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...