Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Jacob Richard Smith | Vermeer Manufacturing | 3 |
| 2 | DEVIN M. FRANZEN | John Deere | 2 |
| 3 | Ryan E. Spotts | Fisher Controls International | 1 |
| 3 | Ricky Joe Sullivan McIntosh | The Middleby | 1 |
| 3 | Andrew Morse | Pella | 1 |
| 3 | Kurt D. Gustafson | Iowa State University | 1 |
Part of Iowa