Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Sparta, WI ranks #6,533 worldwide for total patents filed all time, with 373 patents from 94 inventors. Leading employers of inventors based in Sparta, WI include Hellermanntyton Co., Fry'S Metals, Briggs & Stratton. That works out to 37.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 94 inventors

Rank Inventor Primary Company Patents
1 Gerard G. Geiger Hellermanntyton Co. 49
2 Kenneth B. Gilleo Fry'S Metals 23
3 Carl T. Tiefenthaler Briggs & Stratton 21
#4 Nicholas R. Voelz Joy Global Surface Mining 17
#5 Michael Brojanac Master Lock Company 13
#5 Brandon J. Gann Mcp Ip 13
#7 William Sinner Rockwell Automation 12
#8 Michelle L. Rundberg Bradley Fixtures 10
#9 Leonard Kikstra Rite-Hite Holding 9
#9 Robert Daniel Tharp Bemis Manufacturing 9
#11 James S. Rustad Rockwell Automation 8
#11 Joseph S. Simon Carnes Company 8
#11 Justin Zunker 8
#14 Chris Kelly Meta 7
#14 Eric A. Smasal Orion Energy Systems 7
#14 Paul Sina M-B-W 7
#17 Jerry G. Warner Radyne 6
#17 Midchi K. Odya The Mills 6
#19 Daniel C. Wibralski J.F. Brennan Company 5
#19 Michael J. Starzman Wd-40 5
#19 Amos M. Leis Mcp Ip 5
#22 Marvin James Gorden 4
#22 Loren O. Olson Claas Saulgau Gmbh 4
#22 Terry D. Thompson 4
#22 Jeffrey S. Wells Stable Step Llc. 4
#22 Annette T. Kruepke Premark Wb Holdings 4
#22 Thomas Fechter Douglas Dynamics, L.L.C. 4
#28 Jason Thurow S&S Cycle 3
#28 Gregory Bodden Api Healthcare 3
#28 Stephen D. Ryan Rockwell Software 3
#28 Scot Francis Peret Eaton 3
#28 Annette T. Klein The West Bend 3
#28 Mitch Larson 3
#28 Jalal M. Albulushi Harley-Davidson Motor Company 3
#28 Timothy Patrick Boppre Rockwell Automation 3
#36 Kimberley S. Metcalf-Kupres Johnson Controls Technology 2
#36 Richard Ahnen Guardian-I 2
#36 Michael Bronner Unknown 2
#36 Greg Hupfer Briggs & Stratton 2
#36 Edward A. Ramberger Harley-Davidson Motor Company 2
#36 Kenneth P. Arendt 2
#36 Willard H. Kreibich Northern Engraving 2
#36 Jeffery J. Pankau Eaton Intelligent Power Limited 2
#36 Tod O. Rousseau 2
#36 Bryon Duane Johnson Novartis Ag 2
#36 Michael W. Wallschlaeger Unknown 2
#36 Carl Keith 2
#36 Joshua J. Eastman Gateway Plastics 2
#36 Susan Weber Baxalta Incorporated 2
#36 Jay Albulushi Brunswick 2

Part of Wisconsin