Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4303664 | Novel penicillin derivatives containing a coumarin nucleus and medicines containing the same | Syoji Ono, Takashi Sugiyama, Yataro Ichikawa, Yoji Suzuki, Hitoshi Ohmori +1 more | 1981-12-01 |