Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7511475 | Mobile member speed sensor | Christophe Maerky, Geraint Jewell, Richard Clark | 2009-03-31 |
| 5286017 | Bill escrow/return device | Jeffrey L. Hawk, W. Ludwik Lichodziejewski | 1994-02-15 |
| 4212227 | Dual-mode firing mechanism | — | 1980-07-15 |