Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5221674 | Pyridazinone derivatives | Kikuo Yasuda, Kenyu Shibata, Nobuyoshi Minami, Toshimi Seki, Masafumi Shiraiwa +4 more | 1993-06-22 |
| 5130314 | Carbostyril substituted pyridazinones | Kikuo Yasuda, Kenyu Shibata, Nobuyoshi Minami, Toshimi Seki, Masafumi Shiraiwa +4 more | 1992-07-14 |
| 5082844 | Pyridazinone derivatives | Kikuo Yasuda, Kenyu Shibata, Nobuyoshi Minami, Toshimi Seki, Masafumi Shiraiwa +4 more | 1992-01-21 |