Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Box Elder, SD ranks #14,562 worldwide for total patents filed all time, with 111 patents from 18 inventors. Leading employers of inventors based in Box Elder, SD include Cole Kepro International, Exatec, Nordhydraulic Ab. That works out to 9.4 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–18 of 18 inventors

Rank Inventor Primary Company Patents
1 Joseph W. Cole Cole Kepro International 64
2 Robert Schwenke Exatec 9
2 Bertil Lundgren Nordhydraulic Ab 9
#4 Kael R. Rowan Microsoft 7
#5 David Duff Dixon Triad National Security 4
#6 Megan Cherie WINGFIELD Dell Products 3
#7 Susan Eastin 2
#7 Andrew Sumners Caterpillar 2
#7 Thinlye Phuntshok The Coleman Company 2
#10 John A Barba, III 1
#10 Richard H. Tilton 1
#10 Christopher W. Helms 1
#10 Minta Elder 1
#10 Jeffrey D. Hutchins Stolar 1
#10 Lance Wright 1
#10 William A. Kaul, Jr. 1
#10 James C. Easland Welland Industrial Co. 1
#10 Charles R. Armour 1

Part of South Dakota