Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6778657 | Analog dialed digit unlock method and system | Randy McDonald, Terry R. Droke, Mort P. Burnett | 2004-08-17 |
| 6778658 | Digital dialed digit unlock method and system | Randy McDonald, Terry R. Droke, Mort P. Burnett | 2004-08-17 |