Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5335910 | Pinball machine having a conveyor belt ball lift | Peter J. Hanchar | 1994-08-09 |
| 5333866 | Pinball machine having an interactive playfield | Peter J. Hanchar | 1994-08-02 |
| 5284342 | Pinball machine having a system controlled rotating flipper | Marian Czyz | 1994-02-08 |