Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668271 | Indolopyrrolocarbazole derivatives | Katsuhisa Kojiri, Hisao Kondo, Hiroharu Arakawa, Hiroyuki Suda | 1997-09-16 |
| 5622976 | Oxadiazole derivatives having acetylcholinesterase-inhibitory and muscarinic agonist activity | Hisashi Takasugi, Atsushi Kuno | 1997-04-22 |
| 5591842 | Indolopyrrolocarbazole derivatives | Katsuhisa Kojiri, Hisao Kondo, Hiroharu Arakawa, Hiroyuki Suda | 1997-01-07 |