Showing 1–12 of 12 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Cary S. Hubner | John Deere | 10 |
| 2 | Stanley R. Borkgren | John Deere | 9 |
| 3 | Charles David Williams | Springfield | 4 |
| #4 | Nathan R. Vandike | John Deere | 3 |
| #4 | Duane M. Bomleny | John Deere | 3 |
| #6 | Drew Cross | State Farm | 2 |
| #6 | Andrew W. Harmon | John Deere | 2 |
| #8 | David D. Heilman | Constellation Energy Generation | 1 |
| #8 | Andrew Timmerman | Martin Engineering | 1 |
| #8 | John Andrios | John Deere | 1 |
| #8 | Dennis P. Silver | John Deere | 1 |
| #8 | Shane Meis | Monsanto Technology | 1 |
Part of Illinois