Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4971961 | Cephalosporin compounds and antibacterial agents | Kaysuyoshi Iwamatsu, Kenji Sakagami, Takashi Yoshida, Seiji Shibahara, Takashi Tsuruoka +1 more | 1990-11-20 |
| 4950660 | Beta-lactam compound and process for production thereof | Yuichi Yamamoto, Kenji Sakagami, Ken Nishihata, Shinichi Kondo | 1990-08-21 |
| 4918068 | Cephem compounds | Yuichi Yamamoto, Kenji Sakagami, Takashi Yoshida, Ken Nishihata, Sinichi Kondo | 1990-04-17 |
| 4839350 | Cephalosporin compounds and the production thereof | Kenji Sakagami, Yuichi Yamamoto, Takashi Yoshida, Ken Nishihata, Shinichi Kondo +1 more | 1989-06-13 |
| 4791197 | Cephalosporin compounds | Kenji Sakagami, Ken Nishihata, Takashi Yoshida, Shunzo Fukatsu | 1988-12-13 |
| 4560750 | Cephem compounds and process for preparing the same | Kiyoaki Katano, Fumio Kai, Ken Nishihata, Eiichi Akita | 1985-12-24 |
| 4485235 | Process for preparing 7-.alpha.-methoxycephem compounds | Kiyoaki Katano, Fumio Kai, Ken Nishihata, Eiichi Akita | 1984-11-27 |