Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Summit, IA ranks #12,279 worldwide for total patents filed all time, with 146 patents from 27 inventors. Leading employers of inventors based in Summit, IA include John Deere, Atlantic Richfield, Bridgestone Bandag.

Showing 1–27 of 27 inventors

Rank Inventor Primary Company Patents
1 Niels Dybro John Deere 49
2 David L. Bender Atlantic Richfield 23
3 Terry A. Westaway Bridgestone Bandag 15
#4 Gregory Ferris Charles Schwab & Co. 10
#5 Xiaowen Guo Zhejiang Huahai Pharmaceutical Co. 9
#5 Eric M. Henriksen Bridgestone Bandag 9
#7 Logan M. Koepke Bridgestone Bandag 4
#7 Austin Blough Group Dekko 4
#7 Todd R. Frisbie Bridgestone Bandag 4
#10 Alexander G. Tomtschik Bridgestone Bandag 2
#11 Matthew J. Werner Iowa State University 1
#11 Milton B. Audas Bridgestone Bandag 1
#11 Chad M. Zeck Bridgestone Bandag 1
#11 Merle R. Schlapkohl Bridgestone Bandag 1
#11 Devin T. Smith Bridgestone Bandag 1
#11 Jeremiah J. Nartker Bridgestone Bandag 1
#11 Jeffrey A. Wachtel Bridgestone Bandag 1
#11 Timothy T. Foss Bridgestone Bandag 1
#11 Jianteng Xu Grain Processing 1
#11 Steve Slach Hni Technologies 1
#11 Jacob C. Hovey Hni Technologies 1
#11 Samuel A. Herrmann Hni Technologies 1
#11 Trevor M. Sloat Hni Technologies 1
#11 Steven W. Prunchak Bridgestone Bandag 1
#11 Keith R. Gerhart Bridgestone Bandag 1
#11 Jordan Roylance Bridgestone Bandag 1
#11 Jerod E. Schurr Bridgestone Bandag 1

Part of Iowa