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Tsuguo Takaya
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Otsu, JP
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last 30 patents
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Patent Grant
Method for production of cyclohexanecarboguanamine
Patent number
5,072,018
Issue date
Dec 10, 1991
Nippon Shokubai Kagaku Kogyo Co., Ltd.
Hidetaka Yatagai
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for production of methylolaminotriazine condensates based on...
Patent number
4,983,710
Issue date
Jan 8, 1991
Nippon Shokubai Kagaku Kogyo Co., Ltd.
Hidetaka Yatagai
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for production of cyclohexanecarboguanamine
Patent number
4,973,689
Issue date
Nov 27, 1990
Nippon Shokubai Kagaku Kogyo Co., Ltd.
Hidetaka Yatagai
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Optical material composed of resin having high refractive index
Patent number
4,973,640
Issue date
Nov 27, 1990
Nippon Shokubai Kagaku Kogyo Co., Ltd.
Tatsuhito Matsuda
G02 - OPTICS
Information
Patent Grant
Optical materials composed of resin from thioacrylat esters
Patent number
4,931,521
Issue date
Jun 5, 1990
Nippon Shokubai Kagaku Kogyo Co., Ltd.
Tatsuhito Matsuda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Thiolcarboxylic acid esters
Patent number
4,810,812
Issue date
Mar 7, 1989
Nippon Shokubai Kagaku Kogyo Co., Ltd.
Tatsuhito Matsuda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
3-amino-2,4,5-trifluorobenzoic acid and a method for manufacture th...
Patent number
4,782,179
Issue date
Nov 1, 1988
Nippon Shokubai Kagaku Kogyo Co., Ltd.
Koichi Hirota
C07 - ORGANIC CHEMISTRY