Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Spearfish, SD ranks #10,577 worldwide for total patents filed in 2022, with 7 patents from 5 inventors. Leading employers of inventors based in Spearfish, SD include Sram. That works out to 0.6 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Robert C. Dacar 2
1 Marcus Dacar 2
3 TREVOR KRUGMAN Sram 1
3 Linda Moffett 1
3 David Jonathan Huft Sram 1

Part of South Dakota