Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844728 | Pyrazolesulfonamide derivative, and herbicide containing it | Susumu Yamamoto, Kakuta Takuya, Toshiaki Sato, Katsushi Morimoto, Eiichi Oya +2 more | 1989-07-04 |
| 4830660 | Imidazolesulfonamide derivatives and herbicides | Susumu Yamamoto, Takuya Kakuta, Toshiaki Sato, Katsushi Morimoto, Eiichi Oya +2 more | 1989-05-16 |
| 4824474 | Quinoline derivatives and herbicidal compositions and method of use thereof | Tatsuo Numata, Masataka Hatanaka, Junichi Watanabe, Takasi Ikai, Tsutomu Nawamaki | 1989-04-25 |