Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8411041 | Touch event-driven display control system and method for touchscreen mobile phone | Heui-Jin Lee, Jung Min Kim, Jong Han Beock | 2013-04-02 |
| 7287921 | Key array of keyboard | Gwang-Woo Choe, Heui-Jin Lee | 2007-10-30 |
| 6865400 | User interfacing device for PDA/wireless terminal | Jeon-Man Park | 2005-03-08 |