Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5942641 | Fluorenone derivatives, process for preparing the same and central or peripheral nerve degeneration repair and protective agent | Tatsuyoshi Tanaka, Yohji Sakurai, Nobutaka Fujisawa, Takao Nishi | 1999-08-24 |