Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Denver, IA ranks #18,266 worldwide for total patents filed all time, with 77 patents from 28 inventors. Leading employers of inventors based in Denver, IA include John Deere, Trimark, Case Gmbh. That works out to 40.1 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–28 of 28 inventors

Rank Inventor Primary Company Patents
1 Dennis A. Bowman John Deere 26
2 Neil S. Erickson John Deere 8
3 Gene C. Light Trimark 6
3 David V. Trumbauer John Deere 6
#5 James Edward Sabelka John Deere 3
#5 Aaron Booms John Deere 3
#7 Brian Mauer 2
#7 Thomas F. Tock John Deere 2
#7 Doyle Friederich John Deere 2
#10 Phillip A. Tentinger John Deere 1
#10 Phillip C. Stout John Deere 1
#10 Thomas Lahmann 1
#10 Magdalena J. Regenauer John Deere 1
#10 Ronald Lee Jurek John Deere 1
#10 Randall Craig Machnoiz John Deere 1
#10 Bradley A. Kuczmarski Case Gmbh 1
#10 Gary Joseph Levendusky Trimark 1
#10 Calvin Lynn Brody John Deere 1
#10 Dean Bierschenk Comcast 1
#10 Jerry M. Bond Do-It 1
#10 A. Melvin Bond Do-It 1
#10 Richard MCKINNEY 1
#10 Stanley W. Sassmann 1
#10 Claire E. Rojohn John Deere 1
#10 Nicholas S. Novick John Deere 1
#10 James M. Krasselt John Deere 1
#10 Tyler Sandau 1
#10 Bradley L. Kasemeier John Deere 1

Part of Iowa