Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7881712 | Generating and signaling tones in a communications network | Chengsheng Luo, David A. Houghton | 2011-02-01 |
| 7729332 | Technique for transferring data from a time division multiplexing network onto a packet network | Mehryar Khalili Garakani | 2010-06-01 |
| 7680105 | Voice over internet protocol (VOIP) subcell multiplexing | — | 2010-03-16 |
| 7627004 | Transporting synchronization channel information across a packet network | George O. Ogagan | 2009-12-01 |
| 7486665 | Transport of DTMF tones over VOATM/VOIP networks | Subrahmanyam Venkata Kunapuli, Jason A. Kuhne, Salman Haider | 2009-02-03 |
| 7369559 | Adaptive call admission control for calls handled over a compressed clear channel | Mehryar Khalili Garakani, Prasad Miriyala, Jianping Huang | 2008-05-06 |