Issued Patents 2023
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11739061 | Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device | Satomi TASAKI, Masahiro Kawamura, Hitoshi Kuma, Kei Yoshida, Keiji Okinaka | 2023-08-29 |
| 11730052 | Light-emitting device | Yoshikazu Tanaka, Keiji Okinaka | 2023-08-15 |
| 11723272 | Organic electroluminescence element and electronic device | Kei YOSHIZAKI, Ryota Takahashi, Yuichiro Kawamura | 2023-08-08 |
| 11618722 | Compound, composition, organic electroluminescent element, and electronic appliance | Masatoshi Saito, Kei Yoshida, Yuichiro Kawamura, Kei YOSHIZAKI | 2023-04-04 |
| 11569456 | Organic electroluminescent element and electronic device | Kei Yoshida, Ryohei Hashimoto, Yumiko Mizuki | 2023-01-31 |