Henry, SD ranks #64,437 worldwide for total patents filed all time, with 6 patents from 3 inventors. Leading employers of inventors based in Henry, SD include Unknown. That works out to 23.4 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 | Michael Nelson | — | 4 |
| 2 | Laverne C. Lebert | Unknown | 1 |
| 2 | Steven Owen | — | 1 |
Part of South Dakota