Yoichiro Umeki

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Substituted phenyl (or pyridyl) urea compound and herbicidal compos...
- Patent number 4,959,092
- Issue date Sep 25, 1990
- Mitsubishi Kasei Corporation
- Hiroki Ohta
- C07 - ORGANIC CHEMISTRY