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Hiroyoshi Kuramoto
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Nagoya, JP
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last 30 patents
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Patent Grant
Concrete article and method of producing same
Patent number
5,447,798
Issue date
Sep 5, 1995
Toray Industries, Inc.
Tadami Kamaishi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Patent Grant
2-Diphenylmethyleneamino-3-indolylpropionitrile and alkyl esters of...
Patent number
4,399,289
Issue date
Aug 16, 1983
Toray Industries, Inc.
Shinzo Imamura
C07 - ORGANIC CHEMISTRY