Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977576 | Electronic access control device | Lawrence C. Brownfield, Bradley S. Silvers | 2005-12-20 |
| 6900720 | Vending machines with field-programmable locks | Bradley S. Silvers, Lawrence C. Brownfield | 2005-05-31 |
| 6874828 | Bayonet locking system for vending machines and the like | Calin Roatis, Tomasz Barnas, Gary L. Myers | 2005-04-05 |