Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Christopher Norkus | Swenson Spreader | 5 |
| 2 | John Putnam Hays, IV | Dukane Ias | 2 |
Part of Illinois
7 patents · 2 inventors · 11.2/1k pop.
Ranked #61,033 of 111,555 cities Top 55%
Showing 1–2 of 2 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Christopher Norkus | Swenson Spreader | 5 |
| 2 | John Putnam Hays, IV | Dukane Ias | 2 |
Part of Illinois