Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4665166 | Process for preparing cephalosporin compounds | Shigeru Torii, Hideo Tanaka, Michio Sasaoka, Norio Saito, Takashi Shiroi | 1987-05-12 |
| 4656264 | Bicyclic azetidinone intermediates | Shigeru Torii, Hideo Tanaka, Michio Sasaoka, Norio Saito, Takashi Shiroi | 1987-04-07 |
| 4622178 | Process for preparing azetidinone derivatives | Shigeru Torii, Hideo Tanaka, Michio Sasaoka, Norio Saito, Takashi Shiroi | 1986-11-11 |
| 4604457 | 2-substituted cephem derivatives and process for preparing the same | Shigeru Torii, Hideo Tanaka, Michio Sasaoka, Norio Saito, Takashi Shiroi | 1986-08-05 |