Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7422151 | Systems and methods for providing security in a voting machine | John Homewood, Tom Keeling, Paul Terwilliger | 2008-09-09 |
| 7111782 | Systems and methods for providing security in a voting machine | John Homewood, Thomas E. Keeling, Paul Terwilliger | 2006-09-26 |
| 4838419 | Keg board | Ferdinand Weits, William F. Mekelburg | 1989-06-13 |