Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4969648 | Apparatus and method for automatically shuffling cards | Robert A. Hollinger, Daniel W. Rosenberg | 1990-11-13 |
| 4284883 | Card reader with improved data processing timing control | — | 1981-08-18 |
| 4187980 | Badge reader with reliable data clocking means | John S. Garczynski, Richard J. Auchinleck, Henry J. LoFurno | 1980-02-12 |