Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Chicago, IL ranks #35 worldwide for total patents filed in 2017, with 2,846 patents from 1,478 inventors. Leading employers of inventors based in Chicago, IL include IBM, Cleversafe, Here Global B.V.. That works out to 1.0 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 1,478 inventors

Rank Inventor Primary Company Patents
1 Wesley B. Leggette IBM 39
2 Greg R. Dhuse IBM 38
3 Ilya Volvovski IBM 27
#4 S. Christopher Gladwin Cleversafe 25
#5 Leon Stenneth Here Global B.V. 24
#6 Antonio Belton Water Pik 20
#7 Michael Honsing Lau Abb Vie 15
#8 Andrew C. Guinn Wms Gaming 13
#8 Julien Zachary Reneau-Wedeen Google 13
#8 Alexander Shubs, Jr. Electro-Motive Diesel 13
#11 Timothy C. Loose Wms Gaming 12
#11 Jamie W. Vann Bally Gaming 12
#11 Sean Corrigan Warsaw Orthopedic 12
#11 Damon E. Gura Wms Gaming 12
#15 James Fowe Here Global B.V. 11
#15 Manish Motwani IBM 11
#15 Nick Reasner Prosports Technologies 11
#15 Robert Coon Ignite Usa 11
#15 Jeremy M. Hornik Wms Gaming 11
#15 Roger W. Ady Google 11
#15 Tino Soelberg Steelseries Aps 11
#22 Derek J. Leatzow C.R. Bard 10
#22 Chris Murray Bradley Fixtures 10
#22 Keith Grider Illinois Tool Works 10
#22 Ravi Kuchibhotla Lenovo (Singapore) Pte. 10
#22 Milorad Radenovic Clear Lam Packaging 10
#27 Tong Wu Shanghai Tianma Am-Oled Co. 9
#27 Katie Ozamiz Berlin Packaging 9
#27 David W. Young Hogan Lovells International Llp 9
#27 Scott James Thompson Ford 9
#27 Monisha Ghosh Interdigital Patent Holdings 9
#27 Akira Yamaguchi Fujitsu Limited 9
#27 Aaron Brown Stepan 9
#27 Nathan M. Connell Google 9
#27 Daniel P. Louie Wms Gaming 9
#27 Bart R. Cilfone IBM 9
#27 John White Illinois Tool Works 9
#27 Bryan Adrian Lauer Gogo 9
#39 Sean S. Cordone Isco International 8
#39 Gavril Giurgiu Here Global B.V. 8
#39 Kevin L. Krysiak Wilson Sporting Goods 8
#39 Robert A. West Trading Technologies International 8
#39 Julia B. Burke Whirlpool 8
#39 Valerie Snow Honey-Can-Do International 8
#39 James D. Lynch Here Global B.V. 8
#46 Anders Olof Rostlund Gehl Foods 7
#46 Blake Konrardy State Farm 7
#46 Margaret M. Andersen Medline Industries, Lp 7
#46 Edward Geiselhart 7
#46 Michelle L. Wexler The Underwares Group 7

Part of Illinois