Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868159 | Novel substances KS-501 and KS-502 and process for their preparation | Satoshi Nakanishi, Koji Yamada, Isao Kawamoto, Katsuhiko Ando, Hiroshi Sano +1 more | 1989-09-19 |
| 4847387 | Antibiotic compounds DC-92B and DC-92D | Hirofumi Nakano, Isami Takahashi, Fusao Tomita, Kozo Asano, Tadashi Ashizawa +1 more | 1989-07-11 |