Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5707987 | Carbapenem derivatives | Susumu Nakagawa, Ryosuke Ushijima | 1998-01-13 |
| 5550121 | Aminoalkylpyrrolidinylthiocarbapenem derivatives | Susumu Nakagawa, Shinji Kato, Satoshi Murase, Osamu Okamoto, Ryuji Mitomo +2 more | 1996-08-27 |
| 5449672 | Alkylaminoalkylpyrrolidinylthiocarbapenem derivatives | Susumu Nakagawa, Shinji Kato, Satoshi Murase, Osamu Okamoto, Ryuji Mitomo +2 more | 1995-09-12 |
| 5438054 | 2-(substituted pyrrolidinylthio) carbapenem derivatives | Susumu Nakagawa, Norikazu Ohtake, Fumio Nakano, Koji Yamada, Ryosuke Ushijima +1 more | 1995-08-01 |
| 5374720 | 2-(substituted pyrrolidinylthio)carbapenem derivatives | Susumu Nakagawa, Norikazu Ohtake, Fumio Nakano, Koji Yamada, Ryosuke Ushijima +1 more | 1994-12-20 |
| 5373002 | 2-(substituted pyrrolidinylthio) carbapenem derivatives | Susumu Nakagawa, Norikazu Ohtake, Fumio Nakano, Koji Yamada, Ryosuke Ushijima +1 more | 1994-12-13 |
| 5258509 | Process for producing 2-carbon-substituted carbapenem derivatives | Susumu Nakagawa, Yoshiaki Kato | 1993-11-02 |
| 5153188 | Piperidylthiocarbapenem derivatives | Susumu Nakagawa, Shinji Kato | 1992-10-06 |
| 5100888 | Cyclic amidinylthiocarbapenem derivatives | Susumu Nakagawa, Yoshiaki Kato | 1992-03-31 |
| 5049665 | Cephalosporin derivatives | Susumu Nakagawa, Yoshiaki Katoh, Satoshi Murase | 1991-09-17 |
| 4918070 | Cephalosporin derivatives and antibacterial agents | Susumu Nakagawa, Yoshiaki Katoh, Satoshi Murase | 1990-04-17 |