Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Canton, SD ranks #22,479 worldwide for total patents filed in 2019, with 2 patents from 2 inventors. Leading employers of inventors based in Canton, SD include Copper John, Avery Outdoors. That works out to 0.7 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–2 of 2 inventors

Rank Inventor Primary Company Patents
1 Eric C. Springer Copper John 1
1 Eric Larsgaard Avery Outdoors 1

Part of South Dakota