Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10418574 | Organic light emitting diode and organic light emitting diode display device comprising the same | Heungsu Park, Jihwan Yoon, Sangwoo Lee | 2019-09-17 |
| 10297644 | Organic light emitting diode display device | Hajin Song, Byeongwook Yoo, Jihwan Yoon | 2019-05-21 |