Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Floyd R. Ladd | Townsend Engineering | 1 |
| 1 | Jon S. VanCleave | United Chemical | 1 |
| 1 | Marvin D. Perry | — | 1 |
Part of Iowa
3 patents · 3 inventors · 0.1/1k pop.
Ranked #5,499 of 15,417 cities Top 40%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Floyd R. Ladd | Townsend Engineering | 1 |
| 1 | Jon S. VanCleave | United Chemical | 1 |
| 1 | Marvin D. Perry | — | 1 |
Part of Iowa