Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11248009 | Polycyclic aromatic compound, material for an organic device, organic electroluminescent element, display apparatus and lighting apparatus | Takuji Hatakeyama, Hiroyuki Imai, Yuko Yamaga, Daisuke Inoue | 2022-02-15 |