Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810422 | Bile acid derivatives, their salts and production thereof | Akira Yazaki, Masaharu Yokomoto, Yuzo Hirao | 1989-03-07 |
| 4793948 | Bile acid derivatives and production thereof | Akira Yazaki, Susumu Yoshida | 1988-12-27 |