Showing 1–12 of 12 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | David Long | Cnh Industrial America | 19 |
| 2 | Christopher Douglas Hemmelgarn | Cornerstone Research Group | 8 |
| 3 | William Peck | Safety Tubs Company, Llc. | 4 |
| #4 | Carl E. Kipp, Jr. | — | 2 |
| #4 | Guy Edwards | — | 2 |
| #6 | Sue Harber | — | 1 |
| #6 | Edwin Delaney | — | 1 |
| #6 | Jeff Marco | Velocys | 1 |
| #6 | Chris D. Hemmelgarn | Cornerstone Research Group | 1 |
| #6 | William E Boles | US Air Force | 1 |
| #6 | Barbara Jean Monroe | — | 1 |
| #6 | James L. Harber | — | 1 |
Part of Ohio