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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kiel, WI ranks #8,109 worldwide for total patents filed all time, with 271 patents from 71 inventors. Leading employers of inventors based in Kiel, WI include Cnh Industrial America, Kohler, Curt G. Joa. That works out to 68.9 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 71 inventors

Rank Inventor Primary Company Patents
1 Ross Christiansen Cnh Industrial America 21
2 Evan M. Grybush Kohler 16
3 Michael D. Steinhardt Kohler 14
#4 David E. Schuette Curt G. Joa 13
#5 Steven Thomas Radder Kohler 11
#6 Thomas J. Spaeth Sargento Foods 10
#6 Christopher M. Rector Kohler 10
#8 Tom N. Martineau Stoelting 8
#8 Biagio J. Nigrelli Nigrelli Systems 8
#8 James G. Leu Kohler 8
#11 Ronald D. Mittelstaedt Kohler 7
#11 Frederic George Kuhn Cnh Industrial America 7
#13 Gary E. Bruckner The Vollrath Company, L.L.C. 6
#13 Jeff D. Pagel Colorspan 6
#13 Kenneth W. Campen Tecumseh Products 6
#16 Scott Eric Faust American Orthodontics 5
#16 Mark Nier Ariens 5
#16 Anthony F. Grybush Tecumseh Products 5
#16 James W. Moorman Tecumseh Products 5
#20 Terry L. Petzold The Manitowoc Company 4
#20 Ryan G. Bonde Brunswick 4
#20 Michael A. Wusterbarth Badger Meter 4
#20 Terry J. Nigrelli Nigrelli Systems 4
#20 Delano H. Ristow 4
#20 Sarah Ann Ninmer Rockline Industries 4
#26 Debra Heus Bowe Curt G. Joa 3
#26 William Schnell Kohler 3
#26 Mark Schnell Adjustable Clamp 3
#26 Ben Davidson H.G. Weber And Company 3
#26 Al Zemlicka Harley-Davidson Motor Company 3
#31 William T. Hooyman Aob Products 2
#31 Steve Radder Kohler 2
#31 Jeffrey Clements Tecumseh Products 2
#31 Alex Christel H.G. Weber And Company 2
#31 Earl M. Stecker Stoelting 2
#31 Daniel L. Schneider Tecumseh Products 2
#31 Eric J. Muehlbauer Amerequip 2
#31 Kari Kalista Ariens 2
#31 Charles Deibele 2
#31 Laura Jane Muhs Kimberly-Clark Worldwide 2
#31 Ryan Thiem H.G. Weber And Company 2
#31 Pat Kiel H.G. Weber And Company 2
#31 Richard Klaeser H.G. Weber And Company 2
#31 Albert Deibele, Jr. 2
#31 Michael A. Balz Nigrelli Systems 2
#31 Glenroy G. Blatz H.G. Weber And Company 2
#31 Thomas Muhs Curt G. Joa 2
#31 Ronda N. Korb Kimberly-Clark Worldwide 2
#31 Lee John Vogel American Orthodontics 2
#31 Ross Ristow Kohler 2

Part of Wisconsin