Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4805906 | Pinball machine construction | Albin Peters | 1989-02-21 |
| 4648599 | Pinball machine with modular display | — | 1987-03-10 |
| 4647043 | Pinball machine with fold-down upper cabinet | — | 1987-03-03 |
| 4615525 | Spinning target assembly | — | 1986-10-07 |
| 4575086 | Trackball device | Syng N. Kim | 1986-03-11 |
| 4505165 | Trackball device | — | 1985-03-19 |
| 4504057 | Pinball game and rotatable bumper therefor | — | 1985-03-12 |
| 4459440 | Joystick and switch assembly therefor | — | 1984-07-10 |
| 4438928 | Pinball game with ganged kicker mechanisms | — | 1984-03-27 |
| 4437664 | Pin ball game with oscillating shooter | Albin Peters | 1984-03-20 |
| 4398718 | Illuminated flipper assembly | — | 1983-08-16 |
| 4362300 | Cap for pinball game rebound device | — | 1982-12-07 |
| 4240634 | Elastic band for pinball game | — | 1980-12-23 |