Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693792 | .beta.-lactam and cephem compounds and processes for their production | Shigeru Torii, Hideo Tanaka, Takashi Shiroi, Yutaka Kameyama | 1997-12-02 |
| 5599925 | Penam derivatives | Shigeru Torii, Hideo Tanaka, Masatoshi Taniguchi, Takashi Shiroi, Yutaka Kameyama | 1997-02-04 |
| 5470972 | Process for preparing examethylenecephem compounds | Shigeru Torii, Hideo Tanaka, Takashi Shiroi, Yutaka Kameyama | 1995-11-28 |