Spearfish, SD ranks #20,372 worldwide for total patents filed in 2016, with 2 patents from 1 inventor. Leading employers of inventors based in Spearfish, SD include Amgen. That works out to 0.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.
Showing 1–1 of 1 inventors
| Rank ↑ | Inventor ↕ | Primary Company ↕ | Patents ↕ |
|---|---|---|---|
| 1 | John Adams | Amgen | 2 |
Part of South Dakota