Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5587505 | Triterpene derivatives and endothelin-receptor antagonists containing the same | Toshiro Konoike, Yoshitaka Araki, Tetsuyoshi Hayashi, Takehiko Tozyo | 1996-12-24 |
| 5463107 | Triterpene derivatives and endothelin-receptor antagonists containing the same | Toshiro Konoike, Yoshitaka Araki, Tetsuyoshi Hayashi, Takehiko Tozyo | 1995-10-31 |
| 5248807 | Triterpene derivatives | Masafumi Fujimoto, Shinichi Mihara, Miharu Nakamura, Toshiro Konoike | 1993-09-28 |