Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8447357 | Apparatus and method for identifying a sim card owner | Yong Hwan Jung, Tae Gyun Kim | 2013-05-21 |
| 7360711 | Apparatus and method of identifying a SIM card owner | Yong Hwan Jung, Tae Gyun Kim | 2008-04-22 |