Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | John Sylvester Torpey | Bally Gaming | 3 |
| 2 | William J. Hunt | 3M | 2 |
Part of Illinois
5 patents · 2 inventors
Ranked #14,776 of 43,611 cities Top 35%
Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | John Sylvester Torpey | Bally Gaming | 3 |
| 2 | William J. Hunt | 3M | 2 |
Part of Illinois