Freeman, SD ranks #41,701 worldwide for total patents filed all time, with 17 patents from 8 inventors. Leading employers of inventors based in Freeman, SD include Amsterdam Printing & Litho, Vermeer Manufacturing. That works out to 12.8 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.
Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Aaron Boese | Amsterdam Printing & Litho | 8 |
| 2 | Kenneth Scott Eberts | Vermeer Manufacturing | 3 |
| 3 | Douglas L. Dubs | Vermeer Manufacturing | 1 |
| 3 | Erin C. Lachman | Vermeer Manufacturing | 1 |
| 3 | Stewart Kaufman | — | 1 |
| 3 | Charles E. Mehlhaf | — | 1 |
| 3 | Jason Luke | Vermeer Manufacturing | 1 |
| 3 | Nathan Lee Torberson | Vermeer Manufacturing | 1 |
Part of South Dakota