Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8223926 | Resilient registration with a call manager | Carleton M. Luck, Jr., Craig P. Miller, Roger V. Beathard | 2012-07-17 |
| 7899175 | System and method for providing a dial plan conversion in a session initiation protocol (SIP) environment | Denise Caballero-McCann, William Michael Hudson, JR., Stephen Levy, Daniel Linton, Carleton M. Luck, Jr. +1 more | 2011-03-01 |
| 7778404 | System and method for providing a dial plan conversion in a session initiation protocol (SIP) environment | Denise Caballero-McCann, William Michael Hudson, JR., Stephen Levy, Daniel Linton, Carleton M. Luck, Jr. +1 more | 2010-08-17 |
| 7724887 | User interface for call history | Cullen Jennings, Denise Caballero-McCann | 2010-05-25 |