Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7380164 | Fail-over support for legacy voice mail systems in New World IP PBXs | Sudhakar Valluru, William G. Davids | 2008-05-27 |
| 7032129 | Fail-over support for legacy voice mail systems in New World IP PBXs | Sudhakar Valluru, William G. Davids | 2006-04-18 |