Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7333595 | Voice mail interface | Larry Lee Valco, Sherrill J. Packebush | 2008-02-19 |
| 6826264 | Voice mail interface | Larry Lee Valco, Sherrill J. Packebush | 2004-11-30 |
| 6442243 | Voice mail interface | Larry Lee Valco, Sherrill J. Packebush | 2002-08-27 |