Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4279997 | Process for production of aminoglycoside antibiotics | Yoshihiko Oka, Hitoshi Ishida, Yoso Numusaki, Tsutomu Yamafuji, Takashi Osono +1 more | 1981-07-21 |
| 4209511 | Aminoglycoside antibiotics and process for production thereof | Yoshihiko Oka, Hitoshi Ishida, Yoso Numasaki, Tsutomu Yamafuji, Takashi Osono +1 more | 1980-06-24 |