Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977576 | Electronic access control device | William Denison, Lawrence C. Brownfield | 2005-12-20 |
| 6923155 | Engine cylinder power measuring and balance method | Paul Gottemoller, Keith E. Solomons, Jerry Van Polen | 2005-08-02 |
| 6900720 | Vending machines with field-programmable locks | William Denison, Lawrence C. Brownfield | 2005-05-31 |