Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Donald Hennings | — | 2 |
| 2 | Dale Flewelling | — | 1 |
| 2 | Harlan E. Steffe | — | 1 |
Part of Iowa
4 patents · 3 inventors · 2.4/1k pop.
Ranked #73,472 of 111,555 cities Top 70%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Donald Hennings | — | 2 |
| 2 | Dale Flewelling | — | 1 |
| 2 | Harlan E. Steffe | — | 1 |
Part of Iowa