Harutoshi Yoshikawa

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Yawata, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of controlling graminaceous weeds
- Patent number 6,124,243
- Issue date Sep 26, 2000
- Takeda Chemical Industries, Ltd.
- Yasuo Ishida
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal imidazo[1,2-a]pyridin-3-ylsulfonylurea
- Patent number 5,534,482
- Issue date Jul 9, 1996
- Takeda Chemical Industries, Ltd.
- Yasuo Ishida
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfonylurea compounds and herbicidal use
- Patent number 5,017,212
- Issue date May 21, 1991
- Takeda Chemical Industries, Ltd.
- Yasuo Ishida
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Herbicidal pyridyl-ethoxy-phenyl urea derivatives
- Patent number 4,443,246
- Issue date Apr 17, 1984
- Takeda Chemical Industries, Ltd.
- Yutaka Kawamatsu
- C07 - ORGANIC CHEMISTRY