Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE32637 | Physiologically active peptide | — | 1988-04-05 |
| 4667017 | Method for producing an active protein | — | 1987-05-19 |
| 4457867 | Physiologically active peptide | — | 1984-07-03 |
| 4393225 | AI-77 Compounds and pharmaceutically acceptable salts thereof | Hiroshi Hayashi, Yukiji Shimojima, Takashi Shirai, Mitsuru Shibukawa | 1983-07-12 |
| 4314059 | Process for preparing cephalosporin compounds | Chisei Shibuya, Kunihiko Ishii, Takumi SANO | 1982-02-02 |
| 4258195 | Novel thiol esters and process for preparing cephalosporin compounds using same | Chisei Shibuya, Kunihiko Ishii, Takumi SANO | 1981-03-24 |
| 4229573 | 7.alpha.-Methoxycephalosporin derivatives | Chisei Shibuya, Hirataka Itoh, Kunihiko Ishii, Mitsuru Shibukawa | 1980-10-21 |