Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835282 | Isothiazoles as intermediates for herbicidal sulfonamides | Fumio Kimura, Takahiro Haga, Kazuyuki Maeda, Hiroshi Shimoharada, Masahiko Ikeguchi | 1989-05-30 |
| 4822402 | Thiophenesulfonamide compounds, and herbicidal compositions containing them | Fumio Kimura, Takahiro Haga, Kazuyuki Maeda, Koji Hayashi, Masahiko Ikeguchi | 1989-04-18 |