Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5053498 | Therapeutic and prophylactic agents for peptic ulcer | Yusei Shiraga, Chikara Fukaya, Toshiaki Akira, Masakazu Iwai, Kazumasa Yokoyama +5 more | 1991-10-01 |
| 4983584 | Therapeutic and prophylactic agents for peptic ulcers | Chikara Fukaya, Hitoshi Yasuda, Toshiaki Akira, Masakazu Iwai, Kazumasa Yokoyama | 1991-01-08 |
| 4983723 | Cycloalkane derivatives | Hitoshi Yasuda, Chikara Fukaya, Kazumasa Yokoyama | 1991-01-08 |
| 4888417 | Therapeutic and prophylactic agents for peptic ulcer | Yusei Shiraga, Chikara Fukaya, Toshiaki Akira, Masakazu Iwai, Kazumasa Yokoyama +5 more | 1989-12-19 |
| 4732760 | Curative and preventive agent for ulcers of digestive organs | Yoshiro Iga, Toshiaki Akira | 1988-03-22 |