Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889853 | Hydroquinonlyphenyl butyric acid amide derivative | Toshio Tatsuoka, Kenji Suzuki, Fumio Satoh, Kunihiro Sumoto | 1989-12-26 |
| 4845094 | 2-phenylbenzoxepin derivative | Toshio Tatsuoka, Kayoko Nomura, Fumio Satoh, Takafumi Ishihara, Kunihiro Sumoto | 1989-07-04 |
| 4831049 | Pyrrolizidine compounds, and their use as antiarrhythmic agents | Kunihiro Sumoto, Fumio Satoh | 1989-05-16 |