Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5440049 | Process for producing enyne derivatives | Susumu Nakagawa, Akira Asai, Makoto Ishihara, Yoshiharu Tanaka | 1995-08-08 |
| 5436354 | Intermediates for producing enyne derivatives | Susumu Nakagawa, Akira Asai, Makoto Ishihara, Yoshiharu Tanaka | 1995-07-25 |
| 5407930 | Cephalosporin derivatives | Susumu Nakagawa, Ryuji Mitomo, Ryosuke Ushijima, Akira Asai | 1995-04-18 |
| 5403835 | Cephalosporin derivatives | Susumu Nakagawa, Ryuji Mitomo, Ryosuke Ushijima, Akira Asai | 1995-04-04 |
| 5359091 | Intermediates for producing enyne derivatives | Susumu Nakagawa, Akira Asai, Makoto Ishihara, Yoshiharu Tanaka | 1994-10-25 |
| 5296612 | Process for producing enyne derivatives | Susumu Nakagawa, Akira Asai, Makoto Ishihara, Yoshiharu Tanaka | 1994-03-22 |
| 5231183 | Process for producing enyne derivatives | Susumu Nakagawa, Akira Asai, Makoto Ishihara, Yoshiharu Tanaka | 1993-07-27 |
| 5225406 | 1-carboxy-1-vinyloxyimino aminothiazole cephalosporin derivatives | Susumu Nakagawa, Ryuji Mitomo, Koji Yamada, Norikazu Otake, Fumio Nakano +4 more | 1993-07-06 |
| 5084453 | 1-carboxy-1-vinyloxyimino aminothiazole cephalosporin derivatives | Susumu Nakagawa, Ryuji Mitomo, Koji Yamada, Norikazu Otake, Fumio Nakano +4 more | 1992-01-28 |
| 5061794 | Cephalosporin derivatives, and antibacterial agents | Susumu Nakagawa, Koji Yamada, Fumio Nakano, Norikazu Otake, Akira Asai +4 more | 1991-10-29 |