Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885022 | Herbicidal pyrazole derivatives | Masatoshi Baba, Takuya Kakuta, Norio Tanaka, Eiichi Oya, Tsutomu Nawamaki +1 more | 1989-12-05 |
| 4881965 | Wheat growing process utilizing selective herebicide | Susumu Yamamoto, Takuya Kakuta, Toshiaki Sato, Katsushi Morimoto, Eiichi Oya +1 more | 1989-11-21 |
| 4830660 | Imidazolesulfonamide derivatives and herbicides | Susumu Yamamoto, Takuya Kakuta, Toshiaki Sato, Katsushi Morimoto, Eiichi Oya +2 more | 1989-05-16 |