Toyokawa; Yasufumi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Toyokawa; Yasufumi.The latest application filed is for "alkanoic acid derivatives and herbicidal compositions".
- Toyokawa; Yasufumi - Tokyo JP
- Toyokawa; Yasufumi - Shizuoka JP
| Patent | Date |
|---|---|
| Alkanoic acid derivatives and herbicidal compositions Grant 5,087,289 - Kaku , et al. February 11, 1 | 1992-02-11 |
| 2-phenoxyprimidine derivative and herbicidal composition Grant 5,019,151 - Wada , et al. * May 28, 1 | 1991-05-28 |
| Alkanoic acid derivatives and herbicidal compositions Grant 4,968,340 - Kaku , et al. November 6, 1 | 1990-11-06 |
| 2-phenoxypyrimidine derivative and herbicidal composition Grant 4,946,495 - Wada , et al. * August 7, 1 | 1990-08-07 |
| Cyclohexane derivatives having plant-growth regulating activities and uses of these derivatives Grant 4,866,201 - Motojima , et al. September 12, 1 | 1989-09-12 |
| 2-(4',6'-di-substituted pyrimidine-2'-yl)oxy- or thio-benzoic acid Grant 4,770,691 - Nezu , et al. September 13, 1 | 1988-09-13 |
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