Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6633760 | Method for reconnection of a dropped call in mobile communication system | Seok-Jin Ham, Kyung-Joon Chun | 2003-10-14 |
| 6532418 | Vehicle navigation network, apparatus and method for use in a mobile telecommunication system | Kyung-Joon Chun | 2003-03-11 |