Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5478835 | Tricyclic compounds and intermediates thereof | Toshiaki Kumazawa, Masashi Yanase, Hiroyuki Obase, Shoji Oda, Shiro Shirakura +2 more | 1995-12-26 |
| 5340807 | Tricyclic compounds and intermediates thereof | Toshiaki Kumazawa, Masashi Yanase, Hiroyuki Obase, Shoji Oda, Shiro Shirakura +2 more | 1994-08-23 |