Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11201297 | Organic electroluminescence device and electronic device | Kei YOSHIZAKI, Toshinari Ogiwara, Keiichi YASUKAWA, Kei Yoshida | 2021-12-14 |
| 11060485 | Control valve assembly | Kousuke Shirai | 2021-07-13 |
| 11043638 | Organic electroluminescence device and electronic device | Toshinari Ogiwara, Kei Yoshida | 2021-06-22 |
| 10964891 | Pyrene derivative, organic light-emitting medium, and organic electroluminescent element containing pyrene derivative or organic light- emitting medium | Yumiko Mizuki, Hirokatsu Ito, Takeshi Ikeda, Hiroyuki Saito, Masahiro Kawamura | 2021-03-30 |