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last 30 patents
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Patent Grant
N-substituted-3-(nitrogen-containing 5-membered ring)-benzenesulfon...
Patent number
5,362,885
Issue date
Nov 8, 1994
Kureha Kagaku Kogyo K.K.
Hideo Arabori
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
N-substituted-3-(nitrogen-containing 5-membered ring)-benzenesulfon...
Patent number
5,242,894
Issue date
Sep 7, 1993
Kureha Kagaku Kogyo K.K.
Hideo Arahori
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
N-substituted-3-(substituted hydrazino)-benzenesulfonamides
Patent number
5,198,566
Issue date
Mar 30, 1993
Kureha Kagaku Kogyo K.K.
Hideo Arabori
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
N-substituted-3-(substituted hydrazino)benzenesulfonamide derivativ...
Patent number
5,151,114
Issue date
Sep 29, 1992
Hideo Arahori
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
N-substituted-3-( (2,3-dimethylmaleimido)amino)-benzenesulfonamide...
Patent number
5,129,942
Issue date
Jul 14, 1992
Kureha Kagaku Kogyo K.K.
Hideo Arabori
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
N-substituted-3-(nitrogen-containing 5-membered ring)-benzenesulfon...
Patent number
5,127,937
Issue date
Jul 7, 1992
Kureha Kagaku Kogyo K.K.
Hideo Arabori
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
N-substituted-3-(substituted hydrazino)-benzenesulfonamide derivati...
Patent number
5,059,238
Issue date
Oct 22, 1991
Kureha Kagaku Kogyo K.K.
Hideo Arabori
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
N-substituted-3-[(2,3-dimethylmaleimido)amino)]-benzenesulfonamide...
Patent number
5,028,255
Issue date
Jul 2, 1991
Kureha Kagaku Kogyo K.K.
Hideo Arabori
C07 - ORGANIC CHEMISTRY