Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5240944 | Cyclic guanidine derivatives, anti-ulceratives and method of manufacturing the same | Tsuyoshi Tomiyama, Akira Tomiyama, Tadashi Shirai, Tomoyuki Kawai, Naoto Ueyama +1 more | 1993-08-31 |
| 5081152 | Azulene derivatives as thromboxane A.sub.2 and prostaglandin endoperoxide receptor antagonist | Tsuyoshi Tomiyama, Akira Tomiyama, Masayuki Yokota, Hiromi Hayashi, Rei Koyama +1 more | 1992-01-14 |
| 5008282 | Cyclic guanidine derivatives, anti-ulceratives and methods of manufacturing the same | Tsuyoshi Tomiyama, Akira Tomiyama, Tadashi Shirai, Tomoyuki Kawai, Naoto Ueyama +1 more | 1991-04-16 |