Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663162 | Cephem derivatives | Kunio Atsumi, Eijiro Umemura, Yuko Kano, Sohjiro Shiokawa, Masaki Tsushima +3 more | 1997-09-02 |
| 5618795 | Dibekacin derivatives and arbekacin derivatives active against resistant bacteria, and the production thereof | Shinichi Kondo, Seiji Shibahara, Takayuki Usui, Shuichi Gomi, Atsushi Tamura +3 more | 1997-04-08 |