Showing 1–11 of 11 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | David Todd | Sonigistix | 5 |
| 2 | Clarence K. Palmer | Caterpillar | 4 |
| 3 | Gary Turner | Ricoh Company | 3 |
| #4 | Christie Marie Cox | — | 2 |
| #4 | Marty Jay Cox | — | 2 |
| #4 | John H. Carbaugh | Unknown | 2 |
| #4 | Raegan Budden | Wahl Clipper | 2 |
| #4 | Michael L. Getzendaner | Stant | 2 |
| #9 | Drew Paul MITCHELL | Wahl Clipper | 1 |
| #9 | Arthur H. Eichholz | Central Quality Industries | 1 |
| #9 | John R. Kessinger | Penberthy | 1 |
Part of Illinois