Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11211585 | Flexible substrate and flexible organic light emitting diode device | Nack-Bong Choi, Byung-Su Ahn | 2021-12-28 |
| 8969128 | Method of fabricating thin film transistor substrate and organic light emitting display device using the same | Jong-Hyun Park, Soo Young Yoon, Mi Jung Lee, Jae Kyung Choi | 2015-03-03 |