Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6646634 | Touch panel coordinate determination | Alex Berelovich, Jae Hoon Shim, Ilwhan Park | 2003-11-11 |
| 6621486 | Expanded touch panel display | Ilwhan Park, Jae Hoon Shim, Alex Berelovich | 2003-09-16 |