Alexandria, SD ranks #27,026 worldwide for total patents filed all time, with 39 patents from 3 inventors. Leading employers of inventors based in Alexandria, SD include Roofguard Manufacturing, Dakota Manufacturing Company, Kustom Cycles. That works out to 60.1 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Donald G. Huber | Roofguard Manufacturing | 35 |
| 2 | Don L. Huber | Dakota Manufacturing Company | 2 |
| 2 | Jason P. Hanson | Kustom Cycles | 2 |
Part of South Dakota