Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D417442 | Transit vehicle card reader | Bradford F. Butts, Gregory Holderfield | 1999-12-07 |
| D401916 | Point-of-entry card reader | Bradford F. Butts, Michael Prince, Antonio Belton | 1998-12-01 |
| D401571 | Transit gate card reader | Bradford F. Butts, Michael Prince, Paul F. O'Connor | 1998-11-24 |
| D400191 | Point-of-sale card reader | Bradford F. Butts, Michael Prince, Paul F. O'Connor | 1998-10-27 |
| D396700 | Card reader for desktop contacted interface | Bradford F. Butts, Michael Prince, Antonio Belton | 1998-08-04 |
| D364611 | Chassis for housing electrical components of a radio frequency communication system | Lisa M. Leding, Ron Santoro, Amy McKernan, David Andrew Chrest | 1995-11-28 |
| D334561 | Electronic equipment power supply module | Carter Hoss | 1993-04-06 |