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Takaichi Sugiyama
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Chiyoda-ku, Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Process for producing acidic aqueous alumina sol
Patent number
7,569,614
Issue date
Aug 4, 2009
Nissan Chemical Industries, Ltd.
Kiyomi Ema
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Process for preparing an aqueous solution of sulfanilic acid modifi...
Patent number
6,458,870
Issue date
Oct 1, 2002
Nissan Chemical Industries, Ltd.
Jun Uchida
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Process for preparing an aqueous solution of sulfanilic acid modifi...
Patent number
6,214,965
Issue date
Apr 10, 2001
Nissan Chemical Industries, Ltd.
Jun Uchida
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Reaction product of sulfonated amino resin and amino group-containi...
Patent number
5,989,391
Issue date
Nov 23, 1999
Nissan Chemical Industries, Ltd.
Yoshitane Watanabe
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
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Patent Application
Process for producing acidic aqueous alumina sol
Publication number
20060128817
Publication date
Jun 15, 2006
Nissan Chemical Industries, Ltd.
Kiyomi Ema
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL