Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6197768 | Pyridocarbazole derivatives having cgmp-pde inhibitory activity | Masayuki Ohashi, Toshiyuki Shudo, Tatsuto Notsu, Akira Kikuchi, Kazutoshi Yanagibashi +1 more | 2001-03-06 |
| 6018046 | Pyridocarbazole derivatives having cGMP-PDE inhibitory activity | Masayuki Ohashi, Toshiyuki Shudo, Tatsuto Notso, Akira Kikuchi, Kazutoshi Yanagibashi +1 more | 2000-01-25 |
| 5151431 | 4,5-dihydro-6H-imidazo[4,5,1-ij]quinolin-6-one-6-oxime-O-sulfonic acid derivatives useful for treating hypertension or edema | Hitoshi Inaba, Kazuo Kato, Ichiro Yamamoto, Ei Mochida, Kikuo Ohtomo | 1992-09-29 |