Seizo Sumida

Person

Nishinomiya, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Urea derivatives, and their use as herbicides
- Patent number 4,690,709
- Issue date Sep 1, 1987
- Sumitomo Chemical Company, Limited
- Ichiki Takemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-Substituted phenyl-1-methylcyclopropanecarboxamides, and their he...
- Patent number 4,447,260
- Issue date May 8, 1984
- Sumitomo Chemical Company, Limited
- Hiroshi Noguchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N'-Phenyl-N-methylurea derivatives
- Patent number 4,437,880
- Issue date Mar 20, 1984
- Sumitomo Chemical Company, Limited
- Junya Takahashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-[2-(Cyclopropyl) ethoxy] phenylanilide derivatives, and their pro...
- Patent number 4,427,596
- Issue date Jan 24, 1984
- Sumitomo Chemical Company, Limited
- Ichiki Takemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal composition having enhanced herbicidal activity with hig...
- Patent number 4,401,459
- Issue date Aug 30, 1983
- Sumitomo Chemical Company, Limited
- Takeo Satomi
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
N-Phenyl-N-methylurea derivatives
- Patent number 4,399,072
- Issue date Aug 16, 1983
- Sumitomo Chemical Company, Limited
- Takemoto Ichiki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oximecarbamate derivatives, and their production and use
- Patent number 4,381,935
- Issue date May 3, 1983
- Sumitomo Chemical Company, Limited
- Yoshiaki Kosuge
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Urea derivatives, and their production and use
- Patent number 4,378,992
- Issue date Apr 5, 1983
- Sumitomo Chemical Company, Limited
- Ryo Yoshida
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3-Thiooxo-5-oxo-hexahydro-1,2,4-triazine and its production and use
- Patent number 4,361,437
- Issue date Nov 30, 1982
- Sumitomo Chemical Company, Limited
- Shunichi Hashimoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal composition comprising triazinone compound
- Patent number 4,337,082
- Issue date Jun 29, 1982
- Sumitomo Chemical Company, Limited
- Shunichi Hashimoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Urea derivatives, and their production and use
- Patent number 4,334,912
- Issue date Jun 15, 1982
- Sumitomo Chemical Company, Limited
- Ryo Yoshida
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oximecarbamate derivatives, and their production and use
- Patent number 4,315,768
- Issue date Feb 16, 1982
- Sumitomo Chemical Company, Limited
- Yoshiaki Kosuge
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Herbicidal compositions and methods employing urea derivatives
- Patent number 4,309,212
- Issue date Jan 5, 1982
- Sumitomo Chemical Company, Limited
- Ichiki Takemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3,5-Dioxo-1,2,4-triazines
- Patent number 4,297,129
- Issue date Oct 27, 1981
- Sumitomo Chemical Company, Limited
- Yuzuru Sanemitsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal N-phenyl-N-methylurea derivatives
- Patent number 4,280,835
- Issue date Jul 28, 1981
- Sumitomo Chemical Company, Limited
- Takemoto Ichiki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N'-phenyl-N-methylurea derivatives
- Patent number 4,260,411
- Issue date Apr 7, 1981
- Sumitomo Chemical Company, Limited
- Ryo Yoshida
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-Alkoxy pyridazinoquinazolinone derivatives as herbicides
- Patent number 4,256,483
- Issue date Mar 17, 1981
- Sumitomo Chemical Company, Limited
- Shuichiro Asao
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-Phenyl-N-methyl-urea derivatives, and their production and use
- Patent number 4,249,938
- Issue date Feb 10, 1981
- Sumitomo Chemical Company, Limited
- Ichiki Takemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-(4-Benzyloxyphenyl)-N-methyl-N-methoxyurea
- Patent number 4,144,049
- Issue date Mar 13, 1979
- Sumitomo Chemical Company, Limited
- Ryo Yoshida
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N'-[4-(substituted phenethyloxy)phenyl]-N-methyl-N-methoxyurea
- Patent number 4,129,436
- Issue date Dec 12, 1978
- Sumitomo Chemical Company, Limited
- Ichiki Takemoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-(4-substituted benzyloxy)phenyl)-N-methyl-N-methoxyurea
- Patent number 4,123,256
- Issue date Oct 31, 1978
- Sumitomo Chemical Company, Limited
- Ryo Yoshida
- C07 - ORGANIC CHEMISTRY

Seizo Sumida

Person

Patents Grantslast 30 patents

Urea derivatives, and their use as herbicides

N-Substituted phenyl-1-methylcyclopropanecarboxamides, and their he...

N'-Phenyl-N-methylurea derivatives

N-[2-(Cyclopropyl) ethoxy] phenylanilide derivatives, and their pro...

Herbicidal composition having enhanced herbicidal activity with hig...

N-Phenyl-N-methylurea derivatives

Oximecarbamate derivatives, and their production and use

Urea derivatives, and their production and use

3-Thiooxo-5-oxo-hexahydro-1,2,4-triazine and its production and use

Herbicidal composition comprising triazinone compound

Urea derivatives, and their production and use

Oximecarbamate derivatives, and their production and use

Herbicidal compositions and methods employing urea derivatives

3,5-Dioxo-1,2,4-triazines

Herbicidal N-phenyl-N-methylurea derivatives

N'-phenyl-N-methylurea derivatives

2-Alkoxy pyridazinoquinazolinone derivatives as herbicides

N-Phenyl-N-methyl-urea derivatives, and their production and use

N-(4-Benzyloxyphenyl)-N-methyl-N-methoxyurea

N'-[4-(substituted phenethyloxy)phenyl]-N-methyl-N-methoxyurea

N-(4-substituted benzyloxy)phenyl)-N-methyl-N-methoxyurea