Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9640116 | Hybrid driving manner organic light emitting diode display apparatus | Jongmin Park, Younghwan Ahn, Joonhee Lee | 2017-05-02 |
| 9330599 | Organic light emitting display capable of compensating for noise output from a power source supply unit | Sunghoon Kim, Dongwon Park, Younghwan Ahn | 2016-05-03 |