Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839351 | Antibacterial compounds, and use | Tatsuo Nishimura, Yoshinobu Yoshimura, Akio Miyake | 1989-06-13 |
| 4826834 | Cephem compounds | Yoshinobu Yoshimura, Shoji Kishimoto | 1989-05-02 |