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Toshihiro Toyoda
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Yokohama, JP
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last 30 patents
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Patent Grant
Catalytic preparation of polyamide or polyamide-polymide with N,N'-...
Patent number
4,795,795
Issue date
Jan 3, 1989
Mitsui Toatsu Chemicals, Incorporated
Masahiro Kouno
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Process for the preparation of polyamide compounds by the reaction...
Patent number
4,395,531
Issue date
Jul 26, 1983
Mitsui Toatsu Chemical Incorporated
Toshihiro Toyoda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...