Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428407 | Organic electroluminescent compound and organic electroluminescent device including the same | Se-Jin Lee, Seok-Bae Park, Hee-Dae Kim, Yeong-Tae CHOI, Seung-Soo Lee +6 more | 2025-09-30 |
| 12221430 | Compound having pyrimidine ring structure and organic electroluminescence device | Kouki KASE, Yuta HIRAYAMA, Kazuyuki SURUGA | 2025-02-11 |
| 12102002 | Compound having benzazole ring structure, and organic electroluminescent device | Kouki KASE, Ji-Yung KIM, Yuta HIRAYAMA, Kazuyuki SURUGA, Shuichi Hayashi | 2024-09-24 |
| 12037332 | Compound including benzimidazole ring structure and organic electroluminescent element | Kouki KASE, Su Jin Lee, Kazuyuki SURUGA, Yuta HIRAYAMA | 2024-07-16 |
| 12024527 | Compound having azabenzoxazole ring structure and organic electroluminescent element | Kouki KASE, Ji-Yung KIM, Yuta HIRAYAMA | 2024-07-02 |
| 10950802 | Organic light-emitting diode with high efficiency | Young Hwan Park, Seo-Yeon Yoon, Soon-Wook Cha, Sung Keun Choi | 2021-03-16 |
| 10741768 | Organic light-emitting diode with high efficiency | Chang Hee Lee, Hyun Jong SEO, Seo-Yeon Yoon, So Young Shim | 2020-08-11 |
| 10566543 | Pyrimidine derivative and organic electroluminescent devices | Norimasa Yokoyama, Shuichi Hayashi, Hideyoshi Kitahara, Sung Keum Choi, Ji-Yung KIM +1 more | 2020-02-18 |
| 9985216 | Indenoindole derivative and organic electroluminescent element | Makoto Nagaoka, Shigetaka Numazawa, Norimasa Yokoyama, Shigeru Kusano | 2018-05-29 |