Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4329460 | Uracil derivatives and production thereof | Koichi Matsumura, Hiroshi Shimadzu, Naoto Hashimoto | 1982-05-11 |
| 4317821 | Maytansinoids, their use and pharmaceutical compositions thereof | Hiroshi Akimoto | 1982-03-02 |
| 4309428 | Maytansinoids | Hiroshi Akimoto | 1982-01-05 |