Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11800785 | Material for organic device and organic electroluminescent device using the same | Takuji Hatakeyama, Kazushi SHIREN, Guofang Wang, Yasuyuki Sasada | 2023-10-24 |
| 11647666 | Organic electroluminescent element | Takuji Hatakeyama, Katsuya Masuda, Motoki Yanai | 2023-05-09 |
| 11600790 | Polycyclic aromatic compound for organic electroluminescent device | Takuji Hatakeyama, Akio Tajima, Akihide MIZUTANI, Daisuke Baba | 2023-03-07 |