Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11133478 | Aromatic amine derivative and organic electroluminescent device using the same | Masakazu Funahashi, Mitsunori Ito, Masahiro Kawamura | 2021-09-28 |
| 11053229 | Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic device | Hirokatsu Ito, Tasuku HAKETA, Yu KUDO | 2021-07-06 |
| 11024806 | Aromatic amine derivative, and organic electroluminescent element comprising the same | Masakazu Funahashi, Masahiro Kawamura | 2021-06-01 |
| 10964891 | Pyrene derivative, organic light-emitting medium, and organic electroluminescent element containing pyrene derivative or organic light- emitting medium | Hirokatsu Ito, Takeshi Ikeda, Hiroyuki Saito, Masahiro Kawamura, Yuichiro Kawamura | 2021-03-30 |