Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6199861 | Method and kit for retrofitting a pinball machine | Thomas W. Uban | 2001-03-13 |
| 6155565 | Method and kit retrofitting a pinball machine | George A. Gomez, Charles R. Bleich, Bradley D. Cornell, Andrew Eloff, John R. Krutsch +2 more | 2000-12-05 |