Tachikawa; Shigehiko
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tachikawa; Shigehiko.The latest application filed is for "condensed heterocyclic derivatives and herbicides".
- Tachikawa; Shigehiko - Shizuoka JP
| Patent | Date |
|---|---|
| Condensed heterocyclic derivatives and herbicides Grant 5,770,544 - Yokota , et al. June 23, 1 | 1998-06-23 |
| Condensed heterocyclic derivatives and herbicides Grant 5,616,537 - Yokota , et al. April 1, 1 | 1997-04-01 |
| Pyrimidine or triazine derivatives and herbicides Grant 5,527,763 - Miyazaki , et al. June 18, 1 | 1996-06-18 |
| Picolinic acid derivative and herbicidal composition Grant 5,403,816 - Takabe , et al. * April 4, 1 | 1995-04-04 |
| Picolinic acid derivative, and herbicidal composition Grant 5,391,537 - Takabe , et al. February 21, 1 | 1995-02-21 |
| Pyrimidine derivatives and herbicidal composition containing the same Grant 5,118,339 - Tamaru , et al. June 2, 1 | 1992-06-02 |
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