Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6150519 | Process for preparing .beta.-lactam derivatives | Sigeru Torii, Hideo Tanaka, Michio Sasaoka, Yutaka Kameyama, Isao Wada | 2000-11-21 |
| 5929233 | Cyclization for preparing halo-cephems | Sigeru Torii, Hideo Tanaka, Michio Sasaoka, Yutaka Kameyama, Isao Wada | 1999-07-27 |