Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849421 | Anti-anxiety benzothiepino(5,4-c]pyridazines | Toru Nakao, Minoru Obata, Kenji Morita | 1989-07-18 |
| 4843075 | Benzothiopyrano[4,3-c]pyridazine compounds, methods for preparing said compounds and uses of said compounds | Toru Nakao, Yasuto Morimoto, Shuzo Takehara, Tetsuya Tahara | 1989-06-27 |