Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859701 | Azulene derivatives and pharmaceutical compositions containing them | Masabumi Yasunami, Kahei Takase, Katsumi Suzuki, Osamu Hiwatashi, Masaru Okutsu +2 more | 1989-08-22 |