Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9001085 | Touch screen apparatus for determining accurate touch point coordinate pair | Joo Young Ha, In Cheol Chang, Jae Kwang Lee | 2015-04-07 |
| 8606034 | Apparatus for improving sharpness of image | Joo Young Ha, Won Tae Choi, Bong Soon Kang, Byung Hyun KIM, Joo Hyun Kim +3 more | 2013-12-10 |