Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12371613 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | Ryuhei FURUE, Hirokazu Kuwabara, Makoto Yamamoto, Yuji SUZAKI | 2025-07-29 |
| 12365683 | Light emitting device and fused polycyclic compound for light emitting device | In Seob PARK, Takuma Yasuda, Hyukgi Min | 2025-07-22 |
| 12219871 | Light emitting device | Keigo HOSHI, Tetsuji HAYANO | 2025-02-04 |
| 12178123 | Organic electroluminescence device and compound for organic electroluminescence device | Yuji SUZAKI, In Seob PARK, Takuma Yasuda, Jong Uk Kim, Hyukgi Min | 2024-12-24 |
| 12114566 | Light emitting device and polycyclic compound for light emitting device | — | 2024-10-08 |
| 12114564 | Nitrogen-containing compound for organic electroluminescence device | Ryuhei FURUE | 2024-10-08 |
| 11800793 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | Hankyu Pak, MUN-KI SIM, Seokhwan Hwang, Junha Park, JANG YEOL BAEK +5 more | 2023-10-24 |
| 11605788 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | Ryuhei FURUE | 2023-03-14 |
| 11545631 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | Yoshimasa Fujita, Kyohei Matsuo, Takuma Yasuda | 2023-01-03 |
| 11515486 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | — | 2022-11-29 |
| 11424417 | Organic electroluminescence device and compound for organic electroluminescence device | Yoshimasa Fujita, Keigo HOSHI | 2022-08-23 |
| 11271169 | Nitrogen-containing compound and organic electroluminescence device including the same | — | 2022-03-08 |
| 10930858 | Nitrogen-containing compound and organic electroluminescence device including the same | — | 2021-02-23 |
| 5568329 | Audio signal processing apparatus for high speed or forward/reverse direction reproduction | Naoto Hirohata, Katsuyuki Shudo | 1996-10-22 |