Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11133478 | Aromatic amine derivative and organic electroluminescent device using the same | Yumiko Mizuki, Mitsunori Ito, Masahiro Kawamura | 2021-09-28 |
| 11024806 | Aromatic amine derivative, and organic electroluminescent element comprising the same | Yumiko Mizuki, Masahiro Kawamura | 2021-06-01 |
| 10944057 | Compound, material for organic electroluminescence devices, organic electroluminescence device, and electronic equipment | Tomoki Kato, Nobuhiro Yabunouchi, Takahiro Fujiyama | 2021-03-09 |