Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5675023 | Chromone derivative, and aldose reductase inhibitor comprising said compound as active component | Yasushi Igarashi, Takuji Yamaguchi, Mika Tomita, Hiroko Hayashi, Toshitsugu Sato +1 more | 1997-10-07 |
| 5627204 | Chromone derivative, and aldose reductase inhibitor comprising said compound as active component | Yasushi Igarashi, Takuji Yamaguchi, Mika Tomita, Hiroko Hayashi, Toshitsugu Sato +1 more | 1997-05-06 |
| 5455267 | Chromone derivative, and aldose reductase inhibitor comprising said compound as active component | Yasushi Igarashi, Takuji Yamaguchi, Mika Tomita, Hiroko Hayashi, Toshitsugu Sato +1 more | 1995-10-03 |