Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5856320 | Cephem compounds, their preparation and their use as antimicrobial agents | Yasuyuki Kurita | 1999-01-05 |
| 5534508 | Cephem compounds and antimicrobial agents | Eiji Nakanishi, Yasuyuki Kurita, Masahiko Okunishi | 1996-07-09 |
| 4923616 | Method of separating chemical components in simulated moving bed | Kentaro Hirata, Yoshio Fukui | 1990-05-08 |
| 4690399 | Flexible dumbbell | — | 1987-09-01 |