Issued Patents 2021
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11201297 | Organic electroluminescence device and electronic device | Kei YOSHIZAKI, Yuichiro Kawamura, Keiichi YASUKAWA, Kei Yoshida | 2021-12-14 |
| 11189803 | Organic electroluminescent element and electronic device containing the organic electroluminescent element | Kei YOSHIZAKI | 2021-11-30 |
| 11059781 | Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device | Satomi TASAKI, Masahiro Kawamura, Hitoshi Kuma, Kei Yoshida, Keiji Okinaka | 2021-07-13 |
| 11043638 | Organic electroluminescence device and electronic device | Kei Yoshida, Yuichiro Kawamura | 2021-06-22 |
| 10930860 | Organic electroluminescent element | Ryo Tsuchiya | 2021-02-23 |
| 10910565 | Organic electroluminescent element, material for organic electroluminescent elements, and electronic device | Kei Yoshida, Satomi TASAKI | 2021-02-02 |