Issued Patents 2024
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12137613 | Polycyclic compound and organoelectro luminescent device using same | Bong-ki SHIN, Sung-Hoon JOO, Byung-sun YANG, Ji Hwan Kim, Sung-eun CHOI | 2024-11-05 |
| 12010915 | Organic light-emitting diode having long lifespan, low voltage, and high efficiency property | Soon-Wook Cha, Sang Woo Park, Jung-Ho Yoo, Ji Hwan Kim, Sung Woo Kim +1 more | 2024-06-11 |
| 11985891 | Polycyclic aromatic compounds and organic electroluminescent devices using the same | Sunghoon Joo, Ji Hwan Kim, Byung-sun YANG, Sungeun Choi, Su Jin Kim +1 more | 2024-05-14 |