Showing 1–13 of 13 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Gary L. Underwood | Red Arrow Products Co., Llc. | 19 |
| 2 | Kenneth J. Porubcansky | Manitowoc Crane Companies | 17 |
| 2 | Adam Reich | Kohler | 17 |
| #4 | Gerry Paul | Newell Operating | 5 |
| #5 | Thomas A. Grall | Fisher Hamilton | 2 |
| #6 | Ronald W. Duescher | Parker-Hannifin | 1 |
| #6 | Thomas Ligocki | — | 1 |
| #6 | Peter C. Kocourek | — | 1 |
| #6 | Lance D. Waege | — | 1 |
| #6 | Bruce Gadzinski | — | 1 |
| #6 | Roseann Gadzinski | — | 1 |
| #6 | Dennis M. Theyerl | W.R. Grace & Co.-Conn. | 1 |
| #6 | Jeffrey J. Stradel | — | 1 |
Part of Wisconsin