Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11653565 | Polycyclic aromatic compound | Takuji Hatakeyama, Hajime Gotoh, Yasuyuki Sasada, Motoki Yanai, Toshiaki IKUTA | 2023-05-16 |
| 10686141 | Polycyclic aromatic compound | Takuji Hatakeyama, Hajime Gotoh, Yasuyuki Sasada, Motoki Yanai, Toshiaki IKUTA | 2020-06-16 |
| 10374166 | Polycyclic aromatic compound | Takuji Hatakeyama, Kiichi Nakajima, Hiroki HIRAI, Yohei Ono, Kazushi SHIREN +3 more | 2019-08-06 |