Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5802144 | Minimum common span network outage detection and isolation | Robert Laird, William D. Croslin, Craig Hayes | 1998-09-01 |
| 5689550 | Interface enabling voice messaging systems to interact with communications networks | Michael Garson | 1997-11-18 |