Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7031279 | Gatekeeper supporting handoff and handoff method in IP telephony system | Young S. Lee, Hwan-Jong Kang | 2006-04-18 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7031279 | Gatekeeper supporting handoff and handoff method in IP telephony system | Young S. Lee, Hwan-Jong Kang | 2006-04-18 |