Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Benjamin D. Johnson | Pressco Ip | 17 |
| 2 | Chad Johnson | Lippert Components | 12 |
| 3 | Leon G. Feterl | Core Industries | 7 |
| #4 | Edward A. Jensen | — | 6 |
| #5 | Darrin J. Fangman | Gateway Consultants Group | 3 |
| #6 | Keith Schallenkamp | — | 1 |
Part of South Dakota