Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9379914 | Method and system for implementing aggregate endpoints on IMS networks | Min Lu, Martin Dolly, Saul Daniel Fishman, Gerald L. Hoover, Mark A. Ratcliffe +4 more | 2016-06-28 |
| 8068469 | Surrogate registration in internet protocol multimedia subsystem for users indirectly coupled via an end point | Tienyu Chiu | 2011-11-29 |
| 7787443 | Method and apparatus for allowing peering relationships between telecommunications networks | Douglas William Varney | 2010-08-31 |