Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5858923 | Hexahydropyridazine derivative and herbicide containing the same as active ingredient | Kiyoshi Takasuka, Hideyo Fujii, Seigo Koura, Noriyoshi Katsuyama | 1999-01-12 |