Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11444246 | Aromatic amine derivative, and organic electroluminescent element using same | Tomoki Kato, Takayasu Sado | 2022-09-13 |
| 11411188 | Arylamine polymer including silicone, and electroluminescence device material and electroluminescence device using the polymer | Fumiaki Kato, Masashi Tsuji, Keigo FURUTA, Takao Motoyama, Yusaku KONISHI | 2022-08-09 |
| 11362279 | Aromatic amine derivative, and organic electroluminescent element using same | Tomoki Kato, Takayasu Sado | 2022-06-14 |