Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428429 | Amine compound and organic light-emitting diode including same | Soon-Wook Cha, Sang Woo Park, Jung-Ho Yoo, Ji Hwan Kim, Sung Woo Kim | 2025-09-30 |
| 12284914 | Organic light-emitting compound and organic light-emitting diode comprising same | Soon-Wook Cha, Jea-Geon Lim, Sang Woo Park, Ji Hwan Kim, Jung-Ho Yoo +1 more | 2025-04-22 |
| 12114562 | Compound for organic light-emitting diode and long lifespan organic light-emitting diode comprising same | Soon-Wook Cha, Jung-Ho Yoo, Sung Woo Kim, Jiwon Lee, Seok-Bae Park +4 more | 2024-10-08 |
| 11723265 | Organic light emitting diode with high efficiency | Young Hwan Park, Soon-Wook Cha, Sungeun Choi | 2023-08-08 |
| 11563181 | Amine compounds for organic light-emitting diode and organic light-emitting diode including the same | Soon-Wook Cha, Jea-Geon Lim, Sang Woo Park, Ji-Hwam Kim, Jung-Ho Yoo +1 more | 2023-01-24 |
| 11532792 | Organic light emitting diode having high efficiency | Soon-Wook Cha, Sang Woo Park, Jung-Ho Yoo, Yu-rim LEE, Sung Woo Kim +1 more | 2022-12-20 |
| 11482676 | Light emitting diode including boron compound | Sung-Hoon JOO, Ji Hwan Kim, Byung-sun YANG, Hyeon-jun JO, Sungeun Choi +11 more | 2022-10-25 |
| 11279693 | Organic heterocyclic compound and light-emitting diode comprising same | Soon-Wook Cha, Jung-Ho Yoo, Ji Hwan Kim, Sang Woo Park, Jea-Geon Lim | 2022-03-22 |
| 10947449 | Organic light-emitting diode with high efficiency and long lifetime | Hee-Dae Kim, Seok-Bae Park, Yu-rim LEE, Sang Woo Park, Soon-Wook Cha | 2021-03-16 |
| 10693084 | Compound for organic light-emitting device and organic light-emitting device including same | Seok-Bae Park, Hee-Dae Kim, Sang Woo Park, Soon-Wook Cha, Young Hwan Park +2 more | 2020-06-23 |
| 10562876 | Organic compounds for organic light-emitting diode and organic light-emitting diode including the same | Soon-Wook Cha, Seok-Bae Park, Sang Woo Park, Hee-Dae Kim | 2020-02-18 |
| 10468603 | Organic light-emitting diode having low driving voltage and long lifespan | Soon-Wook Cha, Seok-Bae Park, Sang Woo Park, Hee-Dae Kim | 2019-11-05 |
| 10014479 | Organic light-emitting diode with high efficiency and long lifetime | Hee-Dae Kim, Seok-Bae Park, Sang Woo Park, Soon-Wook Cha | 2018-07-03 |
| 9991449 | Anthracene derivatives for organic light-emitting diode and organic light-emitting diode including the same | Soon-Wook Cha, Sang Woo Park, Seok-Bae Park, Hee-Dae Kim | 2018-06-05 |