Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Chicago, IL ranks #82 worldwide for total patents filed all time, with 63,287 patents from 13,327 inventors. Leading employers of inventors based in Chicago, IL include Covidien Lp, US Dept of Health & Human Services, Ei Electronics. That works out to 23.0 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 8,651–8,700 of 13,327 inventors

Rank Inventor Primary Company Patents
#7538 Joey Nakayama Covidien Lp 1
#7538 Paul Chiarelli US Dept of Health & Human Services 1
#7538 Nicolette Christa Ross 1
#7538 Alan R. Loudermiliy Ei Electronics 1
#7538 Donald Ross PayPal 1
#7538 Janice Arthur 1
#7538 Vasilios Soupos Gas Technology Institute 1
#7538 Percy Van Crocker Nanoink 1
#7538 Donald W. Cassil The Sherwin-Williams 1
#7538 Anuraag Shah IBM 1
#7538 Jocelyn Cronin Robert Bosch Gmbh 1
#7538 Elyse Beth KAYE Fka Distributing Co. 1
#7538 Jessica Fessler The University Of Chicago 1
#7538 Ian Schneller 1
#7538 Edward M. Shin 1
#7538 Riyue Bao The University Of Chicago 1
#7538 Gary J. Stilwell Medtronic 1
#7538 Vyara Matson The University Of Chicago 1
#7538 Joshua Tsui Microsoft 1
#7538 Totyo Nedyalkov Parvov 1
#7538 Frank L. Rotundo 1
#7538 Nedyalko Parvov Nedyalkov 1
#7538 Scott C. Nitzsche 1
#7538 Mubasher Ahmad Philips 1
#7538 Bo Shiun Lai 1
#7538 Jose Cavero 1
#7538 Arielle Marq 1
#7538 Lillian A. Arroyo 1
#7538 Jack D. Cowan Nutec Solutions 1
#7538 Alisa Lynn Fifield W.W. Grainger 1
#7538 Geoffry David Sizer Telezygology 1
#7538 Amy T. Leigh Pricewaterhousecoopers Llp 1
#7538 Ava Hakim IBM 1
#7538 Vijay Mani Pillai Chicago Mercantile Exchange 1
#7538 Christopher M. Naylon Dana Automotive Systems Group 1
#7538 Jeffrey R. Gross Federal-Mogul Motorparts 1
#7538 Jeffrey A. Neville IBM 1
#7538 Lewis Eric Wagner 1
#7538 James M. Kraus Northwestern University 1
#7538 Douglas Christopher Bartow 1
#7538 Heather E Nelson Accenture Global Services Limited 1
#7538 Vignesh Jayanth Knowles Electronics 1
#7538 Richard Longnecker Northwestern University 1
#7538 Austin N. Kirschner Northwestern University 1
#7538 Yalu Zhou 1
#7538 Brett Aric Gardner 1
#7538 Daniel Reily Nucrypt 1
#7538 Jaclyn Jones Columbia Insurance 1
#7538 Gary Harlan Paulsen Nevro 1
#7538 Mikhail Shemyakin Accenture Global Services Limited 1

Part of Illinois