Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9705941 | Seamless movement of active media sessions between twinned communication devices | Michael D. Cercena, Vincent De Gennaro, Stephanie Parlamas, Vimal Patel | 2017-07-11 |
| 8792482 | Method and apparatus for correlation of data sources in a Voice over Internet Protocol network | Jeffrey Stein, Li-Jin Chung, Yu-Lein Kung, Ching-Chyuan Shieh | 2014-07-29 |
| 8634527 | Method and apparatus for detecting network and service performance degradations using call detail records | Li-Jin Chung, Richard A. Farel, Yu-Lein Kung, James Anthony Schmitt, Ching-Chyuan Shieh +1 more | 2014-01-21 |
| 8565395 | VoIP master call detail record | Richard A. Farel, Arunabha Guha, Richard Oppenheim | 2013-10-22 |