Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11152574 | Organic electroluminescent device using aryl amine derivative containing heterocycle | Masahiro Kawamura, Emiko Kambe, Akifumi Nakamura, Yasunori Kijima, Tadahiko Yoshinaga | 2021-10-19 |
| 11094888 | Organic electroluminescent device using aryl amine derivative containing heterocycle | Masahiro Kawamura, Emiko Kambe, Akifumi Nakamura, Yasunori Kijima, Tadahiko Yoshinaga | 2021-08-17 |