Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Dennis C. Holtman | Personal Products | 2 |
| 2 | Don H. Killpatrick | US Dept of Energy | 1 |
| 2 | Louis J. Jannotta | L&J Engineering | 1 |
| 2 | Darryl E. Hyink | — | 1 |
| 2 | John Novak | Agr International | 1 |
| 2 | Donald R. Richardson | Continental Ag | 1 |
Part of Illinois