Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10847585 | Organic light emitting display device including a sound generating apparatus | YeongRak Choi, KwanHo Park, Sungtae Lee | 2020-11-24 |
| 10555073 | Panel vibration type sound generating display device | YeongRak Choi, KwanHo Park, Sungtae Lee | 2020-02-04 |