Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Tad T. Butterworth | C.G. Bretting Manufacturing Co. | 1 |
| 1 | James Andrew Walsh | C.G. Bretting Manufacturing Co. | 1 |
| 1 | Phillip Rudolph Anich | — | 1 |
| 1 | Greg M. Kauppila | C.G. Bretting Manufacturing Co. | 1 |
| 1 | Cordell Anderson | — | 1 |
| 1 | Richard D. Bretting | C.G. Bretting Manufacturing Co. | 1 |
Part of Wisconsin