Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

O'Fallon, MO ranks #1,164 worldwide for total patents filed in 2021, with 123 patents from 76 inventors. Leading employers of inventors based in O'Fallon, MO include Wells Fargo Bank, N.A., Ivani, Mastercard. That works out to 1.4 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 76 inventors

Rank Inventor Primary Company Patents
1 Jeffrey J. Stapleton Wells Fargo Bank, N.A. 12
2 Matthew Wootton Ivani 5
2 Rick Unnerstall Mastercard 5
#4 Jeffrey L. Libbert Globalwafers Co. 4
#5 Tara L. Sauer Mastercard 3
#5 Justin Mark Crystal Is 3
#5 Randy S. Johnson IBM 3
#5 Daniel J. Braley The Boeing 3
#5 Walter J. Clynes Biomerieux 3
#5 Todd Palmer Spectrum Brands 3
#5 Kevin Ptasienski Watlow Electric Manufacturing 3
#5 Zheng Lu Globalwafers Co. 3
#13 Brenda de Rodas Purina Animal Nutrition 2
#13 James Keeven The Patent Store 2
#13 James Robert Blinn Aclaris Therapeutics 2
#13 Joel D. Wiesner Covidien Lp 2
#13 Peter Julian Ramon Antonio R. Flor Mastercard 2
#13 Joseph A. Hudson Covidien Lp 2
#13 Marthom Daetz Mastercard 2
#13 Archie W. THURSTON, JR. Arcutis Biotherapeutics 2
#13 Ruben T. Huerta-Ochoa Emerson Electric 2
#22 Sri Chaitanya Sanaboina Mastercard 1
#22 Regan E. Harmon Mastercard 1
#22 Craig A. Carroll Black & Decker 1
#22 Kenneth L. Long Mastercard 1
#22 Matthew Wease Mastercard 1
#22 Sean M. Hanlon Atomic Energy Of Canada Limited/Ènergie Atomique Du Canada Limitèe 1
#22 David W. Rieken Aclara Technologies 1
#22 Keith Allen Bartel Illinois Tool Works 1
#22 Prasanna Srinivasan Narasimhan Mastercard 1
#22 Kevin Michael Lyons Mastercard 1
#22 Gary Randall Horn IBM 1
#22 Matthew Molitor The Boeing 1
#22 Arijit Kakkar 1
#22 Zhenni Hu Mastercard 1
#22 Delanie M. Parmenter Hussmann 1
#22 Bradley Kenneth Dickinson Mastercard 1
#22 Steven L. Trulaske, Sr. True Manufacturing Co. 1
#22 Lakshmi Sushma Daggubati Mastercard 1
#22 Chase A. Aleshire Mastercard 1
#22 Randall D. Wilkerson The Boeing 1
#22 Stephen R. Heinz The Boeing 1
#22 Peter Albrecht Krupp Corpoplast Maschinenbau Gmbh 1
#22 Anthony Steven Cooper Mastercard 1
#22 Andrew D. Selvy Watlow Electric Manufacturing 1
#22 Daniel Opalacz 1
#22 Nicholas Pence 1
#22 John Friend True Manufacturing Co. 1
#22 Sheila R. Panus Mastercard 1
#22 Ryan M. Crittenden 1

Part of Missouri