Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874861 | Pyridazinone derivatives, preparation thereof, and insecticidal, acaricidal, nematicidal, fungicidal compositions | Tomoyuki Ogura, Yasuo Kawamura, Masatoshi Baba, Masakazu Taniguchi, Masayoshi Hirose +2 more | 1989-10-17 |
| 4837217 | Pyridazinone derivatives, preparation thereof, and insecticidal, acaricidal, nematicidal, fungicidal compositions | Tomoyuki Ogura, Yasuo Kawamura, Masatoshi Baba, Kiminori Hirata, Masaki Kudo +2 more | 1989-06-06 |