Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4731375 | Coumarin derivatives and antiallergic agents containing the same | Jun Nakano, Kiyoshi Kuriyama, Yoshiyuki Hiyama, Toshiaki OKUDA | 1988-03-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4731375 | Coumarin derivatives and antiallergic agents containing the same | Jun Nakano, Kiyoshi Kuriyama, Yoshiyuki Hiyama, Toshiaki OKUDA | 1988-03-15 |