Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888418 | Derivatives of 13-deoxycarminomycin | Shohachi Nakajima, Tomio Takeuchi | 1989-12-19 |
| 4877870 | Process for producing 10-hydroxyanthracyclines | Hamao Umezawa, Kuniaki Tatsuta, Shohachi Nakajima | 1989-10-31 |
| 4833241 | Anthracycline compound | Hamao Umezawa, Shohachi Nakajima | 1989-05-23 |