Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5632483 | Blackjack scanner apparatus and method | John S. Garczynski, Jeffrey C. Hahn, Bernard J. McDevitt, John L. Bradshaw | 1997-05-27 |
| 4969648 | Apparatus and method for automatically shuffling cards | Daniel W. Rosenberg, John C. Schisselbauer | 1990-11-13 |