Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8018899 | Handoff system and method between different kinds of devices, SIP server and operational method of SIP server | Se-Jong Oh, Jeong-Ho Bang, Myung-cul Kim | 2011-09-13 |
| 7924786 | Handoff system and method among heterogeneous networks and mobile terminal employing the same | Se-Jong Oh, Jong Ho Bang, Myung-Chul Kim | 2011-04-12 |