Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11302263 | Organic light emitting display device and compensation method therefor | Ji-Hee Song, Chul-Kwon Lee, Ho Chul Lee | 2022-04-12 |
| 10106915 | Electro-spinning type pattern forming apparatus | Won Tae Hwang, Goo Sang Jeong | 2018-10-23 |