Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977576 | Electronic access control device | William Denison, Bradley S. Silvers | 2005-12-20 |
| 6900720 | Vending machines with field-programmable locks | William Denison, Bradley S. Silvers | 2005-05-31 |