Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6590965 | Enhanced voice mail caller ID | R. Andrew Poole, Robert D. Farris, David H. Cave | 2003-07-08 |
| 6504907 | Call detail reporting for lawful surveillance | Robert D. Farris, Raymond F. Albers, Charles H. Eppert, III, Barry Paul Pershan, Daniel C. Michaelis +5 more | 2003-01-07 |