Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5051444 | Pyrrolidine derivatives as anti-amnesia agents | Katsumi Tamoto, Keiichi Ono | 1991-09-24 |
| 4880827 | Pyrrolidine derivatives having inhibitory action for proline specific endopepidase | Katsumi Tamoto, Keiichi Ono | 1989-11-14 |