Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9094535 | Emergency text communications | Piotr Boni, Henning Schulzrinne, Wonsang Song, Jong Yul Kim | 2015-07-28 |
| 8401154 | Emergency text communications | Piotr Boni, Henning Schulzrinne, Wonsang Song, Jong Yul Kim | 2013-03-19 |
| 6816584 | Routing a call through a telecommunications network | James E. Haley | 2004-11-09 |
| 5892820 | Directory assistance access to intercept telephone numbers | Jon G. Bastress, Miles S. Bowman, David Carlucci | 1999-04-06 |
| 5339352 | Directory assistance call completion via mobile systems | Jennifer L. Glacken | 1994-08-16 |