Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7180990 | Prepaid telephone calling card with message recording capability | Karl M. Henderson, James D. Bond, Stacy Borocz, Anne Gillman | 2007-02-20 |
| 6542601 | Method and system for automated customer support services | David Hernandez | 2003-04-01 |
| 6507644 | Pre-paid telephone calling card linked to a stored value account | Karl M. Henderson, David K. Ford, James D. Bond | 2003-01-14 |
| 6404869 | Preferred billing rate pre-paid telephone calling card | Karl M. Henderson, James D. Bond, Charles David Ford | 2002-06-11 |
| 6327363 | Method and system for automated customer services | Karl M. Henderson, David Hernandez, James M. Hoggatt | 2001-12-04 |