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Yoichi Kanda
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Iwaki, JP
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last 30 patents
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Patent Grant
N-(phenylsulfonyl)picolinamide derivatives, process for producing t...
Patent number
6,610,853
Issue date
Aug 26, 2003
Kureha Kagaku Kogyo K.K.
Yoichi Kanda
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
6-(Nonsubstituted or substituted) phenoxy picolinic acids, process...
Patent number
6,200,933
Issue date
Mar 13, 2001
Kureha Kagaku Kabushiki Kaisha
Hisashi Kanno
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
6-phenoxy picolinic acid alkylidene hydrazide derivative, process f...
Patent number
6,159,901
Issue date
Dec 12, 2000
Kureha Kagaku Kogyo Kabushiki Kaisha
Hisashi Kanno
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
N-(substituted amino)imide derivatives, preparation process thereof...
Patent number
5,683,964
Issue date
Nov 4, 1997
Kureha Kagaku Kogyo K.K.
Yoichi Kanda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
N-(substituted amino) pyrrole derivatives preparation process there...
Patent number
5,612,287
Issue date
Mar 18, 1997
Kureha Kagaku Kogyo K.K.
Yoichi Kanda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
N-(substituted amino)pyrrole derivatives, and herbicidal compositions
Patent number
5,604,178
Issue date
Feb 18, 1997
Kureha Kagaku Kogyo K.K.
Yoichi Kanda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of phenyl (1,3,5-triazin-2-yl)carbamates
Patent number
5,380,843
Issue date
Jan 10, 1995
Kureha Kagaku Kogyo K.K.
Yoichi Kanda
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Benzylether derivatives
Patent number
5,162,583
Issue date
Nov 10, 1992
Kureha Kagaku Kogyo Kabushiki Kaisha
Takafumi Shida
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1,5-diphenyl-1H-1,2,4-triazole-3-carboxamide derivatives and herbic...
Patent number
4,973,353
Issue date
Nov 27, 1990
Kureha Kagaku Kogyo Kabushiki Kaisha
Takafumi Shida
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Phenylhydrazone derivative of oxamide and herbicidal composition co...
Patent number
4,968,345
Issue date
Nov 6, 1990
Kureha Kagaku Kogyo Kabushiki Kaishi
Takafumi Shida
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
1,5-diphenyl derivative of 1H-1,2,4-triazole-3-carboxamide and herb...
Patent number
RE33132
Issue date
Dec 19, 1989
Kureha Kagaku Kogyo Kabushiki Kaisha
Katsumichi Aoki
071 - Chemistry: fertilizers
Information
Patent Grant
Derivative of tetrahydrobenzothiazole and herbicidal composition co...
Patent number
4,650,515
Issue date
Mar 17, 1987
Kureha Kagaku Kogyo Kabushiki Kaisha
Katsumichi Aoki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Derivative of tetrahydrobenzothiazole and herbicidal composition co...
Patent number
4,577,029
Issue date
Mar 18, 1986
Kureha Kagaku Kogyo Kabushiki Kaisha
Katsumichi Aoki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1,5-Diphenyl derivative of 1,2,4-triazole-3-carboxamide and herbici...
Patent number
4,492,597
Issue date
Jan 8, 1985
Kureha Kagaku Kogyo Kabushiki Kaisha
Katsumichi Aoki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Derivatives of tetrahydrobenzothiazole and herbicidal compositions...
Patent number
4,481,027
Issue date
Nov 6, 1984
Kureha Kagaku Kogyo Kabushiki Kaisha
Katsumichi Aoki
C07 - ORGANIC CHEMISTRY