Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693629 | Progesterone compound and use thereof | Satoshi Hibino, Tetsuya Kohno, Shiho Fujimori, Hideo Nemoto, Yoshitatsu ICHIHARA +1 more | 1997-12-02 |
| 4747603 | Oil seal comprising lip seal with thermal expansion controlled reinforcing ring | Eigoro Tsukagoshi, Yoshio Arai | 1988-05-31 |
| 4604463 | Camptothecin derivatives and process for preparing same | Tadashi Miyasaka, Seigo Sawada, Kenichiro Nokata, Masahiko Mutai | 1986-08-05 |