Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404271 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | — | 2025-09-02 |
| 12398148 | Polycyclic compound and organic electroluminescence device including the same | — | 2025-08-26 |
| 12052915 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | Ikuo Sasaki, Makoto Yamamoto | 2024-07-30 |
| 11950492 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | Yuji SUZAKI | 2024-04-02 |
| 11825733 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | — | 2023-11-21 |
| 11785836 | Organic electroluminescence device and compound for organic electroluminescence device | — | 2023-10-10 |
| 11575086 | Monoamine compound and organic electroluminescence device including the same | Ichinori Takada, Ichiro Imada, Hiroaki ITOI | 2023-02-07 |
| 11563187 | Nitrogen-containing compound-containing compound and organic electroluminescence device including the same | — | 2023-01-24 |
| 11502259 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | Yuji SUZAKI, Nobutaka Akashi | 2022-11-15 |
| 11367841 | Heterocyclic compound and organic electroluminescence device including the same | — | 2022-06-21 |
| 11254694 | Polycyclic compound and organic electroluminescence device including the same | — | 2022-02-22 |
| 11251380 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | — | 2022-02-15 |
| 11165029 | Amine compound and organic electroluminescence device including the same | Masatsugu Ueno, Hiroaki ITOI | 2021-11-02 |
| 10923663 | Monoamine compound and organic electroluminescence device including the same | Ichinori Takada, Ichiro Imada, Hiroaki ITOI | 2021-02-16 |
| 10818850 | Organic electroluminescence device and compound including nitrogen for organic electroluminescence device | — | 2020-10-27 |
| 10777747 | Amine compound and organic electroluminescence device including the same | Hiroaki ITOI, Hideo Miyake, Masatsugu Ueno | 2020-09-15 |
| 10700296 | Heterocyclic compound and organic electroluminescence device including the same | — | 2020-06-30 |