Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663162 | Cephem derivatives | Kunio Atsumi, Eijiro Umemura, Sohjiro Shiokawa, Toshiaki Kudo, Masaki Tsushima +3 more | 1997-09-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663162 | Cephem derivatives | Kunio Atsumi, Eijiro Umemura, Sohjiro Shiokawa, Toshiaki Kudo, Masaki Tsushima +3 more | 1997-09-02 |