Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674811 | Cyanoketone derivative and herbicide containing it as an active component | Toshio Kitajima, Tadashi Kobutani, Shozo Kato, Masao Yamaguchi | 1997-10-07 |
| 5629265 | Cyanoketone derivative and herbicide containing it as an active component | Seiji Nagata, Junji Takenaka | 1997-05-13 |
| 5234894 | Carbonyl acetonitrile derivative and herbicide containing it as an active component | Seiji Nagata, Tadashi Kobutani | 1993-08-10 |
| 4802907 | N-substituted chloroacetanilides processes for production thereof, and herbicidal composition comprising the same | Tetsuo Takematsu, Shozo Kato, Toshihisa Suyama | 1989-02-07 |