Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE49343 | Organic electroluminescence device | Masahiro Kawamura, Hirokatsu Ito, Toshinari Ogiwara | 2022-12-20 |
| 11264576 | Specifically substituted ladder type compounds for organic light emitting devices | Kei Yoshida, Kiyoshi Ikeda, Masahiro Kawamura | 2022-03-01 |