Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4656262 | 7-methoxy cephalosporin derivative | Yoshihiko Oka, Shunichi Watanabe, Takeshi Saito, Hiroshi Gushima, Keisuke Murakami +6 more | 1987-04-07 |
| 4410626 | Process for the production of 7.alpha.-methoxycephalosporin derivatives | Hiroshi Gushima, Shunichi Watanabe, Takeshi Saito, Toshio Sasaki, Hideo Eiki +1 more | 1983-10-18 |
| 4279997 | Process for production of aminoglycoside antibiotics | Yoshihiko Oka, Hitoshi Ishida, Moto Morioka, Yoso Numusaki, Tsutomu Yamafuji +1 more | 1981-07-21 |
| 4259326 | 7.alpha.-Methoxycephalosporin derivatives | Hiroshi Gushima, Shunichi Watanabe, Takeshi Saito, Toshio Sasaki, Hideo Eiki +1 more | 1981-03-31 |
| 4242449 | 7-Methoxy cephalosporins and process of producing them | Yoshihiko Oka, Shunichi Watanabe, Takeshi Saito, Hiroshi Gushima, Keisuke Murakami +6 more | 1980-12-30 |
| 4209511 | Aminoglycoside antibiotics and process for production thereof | Yoshihiko Oka, Hitoshi Ishida, Moto Morioka, Yoso Numasaki, Tsutomu Yamafuji +1 more | 1980-06-24 |