Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7158913 | Automatic activation of touch sensitive screen in a hand held computing device | Ilwhan Park, Jae Hoon Shim | 2007-01-02 |
| 6791537 | Display of ink for hand entered characters | Jae Hoon Shim | 2004-09-14 |
| 6646634 | Touch panel coordinate determination | John F. Schipper, Jae Hoon Shim, Ilwhan Park | 2003-11-11 |
| 6621486 | Expanded touch panel display | Ilwhan Park, Jae Hoon Shim, John F. Schipper | 2003-09-16 |