Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8841491 | Method for producing fluorene derivative | Katsuhiro Fujii, Suguru Hata, Hiroyuki Kato, Yuki NUMATA | 2014-09-23 |
| 8436214 | Noncrystalline form of fluorene derivative and process for preparation thereof | Katsuhiro Fujii, Suguru Hata | 2013-05-07 |