Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4833268 | Threo-adrenalinecarboxylic acid, and the production and uses thereof | Hamao Umezawa, Hirotaro Narabayashi, Tomio Takeuchi, Shuichi Iwadare, Ikuo Matsumoto +3 more | 1989-05-23 |