Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8451835 | Voice optimization in a network having voice over internet protocol communication devices | Brian B. Egan, Robert P. Macaulay | 2013-05-28 |
| 7787447 | Voice optimization in a network having voice over the internet protocol communication devices | Brian B. Egan, Robert P. Macaulay | 2010-08-31 |
| 7519047 | Method and apparatus for cloning terminals in a communications network | Robert Macaulay, Brian B. Egan | 2009-04-14 |
| 6937572 | Call trace on a packet switched network | Brian B. Egan | 2005-08-30 |