Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5251906 | Fireball amusement game | William Alter | 1993-10-12 |
| 4986543 | Single and/or double player pinball machine | — | 1991-01-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5251906 | Fireball amusement game | William Alter | 1993-10-12 |
| 4986543 | Single and/or double player pinball machine | — | 1991-01-22 |