Showing 1–11 of 11 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Loran R. Balvanz | U.S. Manufacturing | 18 |
| 2 | Timothy J. Manning | Dayco Products | 6 |
| 3 | Dusko Bruer | — | 3 |
| 3 | Todd E. Thompson | Johnson & Johnson | 3 |
| #5 | Tim Manning | Logan Clutch | 2 |
| #5 | Robert Bockes | — | 2 |
| #7 | Joshua Jeffrey Dallas Jeske | — | 1 |
| #7 | Phillip S. Roe | John Deere | 1 |
| #7 | John T. Loewe | — | 1 |
| #7 | Edwin E. Eischen | — | 1 |
| #7 | Richard D. Pipho | — | 1 |
Part of Iowa