Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5326103 | Turntable and cover for amusement device | Joseph E. Kaminkow | 1994-07-05 |
| 5322282 | Variable response ball receiving device | Joseph E. Kaminkow | 1994-06-21 |
| 5002279 | Multi-level playing surface pinball machine apparatus | Joseph E. Kaminkow, Edwin Cebula | 1991-03-26 |
| 4968031 | Pinball machine with ball-launching ramps | Joseph E. Kaminkow, Edwin Cebula | 1990-11-06 |