Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7231031 | AIN call queuing | John Verbil, R. Eric Pflum, William C. Catellier, Roberto Yslas | 2007-06-12 |
| 7145905 | Call queuing service termination | John Verbil | 2006-12-05 |
| 7133508 | Prepaid long distance call system and method | Ferial Parsa, Brent V. Bell, Gloria E. Davy, John T. Peketz | 2006-11-07 |
| 6823058 | Method and system for forwarding calls | Peggy S. Schwend, John Verbil, Karen A. Parry, Lotus A. Mardick | 2004-11-23 |
| 6748058 | Caller identification system with announcement capability | Peggy S. Schwend, Brent V. Bell, Douglas F. Reynolds, Gloria E. Davy | 2004-06-08 |
| 6643359 | Data-only telephone service | John Verbil | 2003-11-04 |
| 5844896 | System and method for routing telephone calls | Roberto Yslas, R. Eric Pflum, William C. Catellier | 1998-12-01 |
| 5715303 | Method and system for configuring a telecommunication switch and identifying a record generated by same | Michael S. Crum | 1998-02-03 |
| 5440623 | Telephone routing system with queuing and voice messaging capabilities | Peggy E. Moore, Michael S. Crum | 1995-08-08 |