Spearfish, SD ranks #6,816 worldwide for total patents filed in 2020, with 15 patents from 11 inventors. Leading employers of inventors based in Spearfish, SD include Sram, Amgen. That works out to 1.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.
Showing 1–11 of 11 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | OWEN ANDERS BRITTON | Sram | 2 |
| 1 | Ryan Jennings | Sram | 2 |
| 1 | John Eppen | Sram | 2 |
| 1 | TREVOR KRUGMAN | Sram | 2 |
| #5 | John Adams | Amgen | 1 |
| #5 | Darcy D. Harbott | — | 1 |
| #5 | James Meyer | Sram | 1 |
| #5 | David Jonathan Huft | Sram | 1 |
| #5 | Linda Moffett | — | 1 |
| #5 | JACK GREETIS | Sram | 1 |
| #5 | Charlotte A. Bing | — | 1 |
Part of South Dakota