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 Moore Business Forms, Kraft Foods Holdings, Arch Development. That works out to 23.0 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 8,801–8,850 of 13,327 inventors

Rank Inventor Primary Company Patents
#7538 Edward R. Urso, Jr. 1
#7538 Kirsten Ann Smart 1
#7538 Miykayah Yisrael 1
#7538 Rebecca Stich Moore Business Forms 1
#7538 Earline Jarvis 1
#7538 Uzoma Roe 1
#7538 Lucille Hickman 1
#7538 David Falla-Cepeda 1
#7538 Maria Denise Keal Kraft Foods Holdings 1
#7538 Janie B. Freeman 1
#7538 Robert L. Rosenfield Arch Development 1
#7538 Tadeusz J. Hanusiak Unknown 1
#7538 Hilda R. Dimaano The Dexter 1
#7538 Valentin Rivera 1
#7538 James F. Kosi 1
#7538 Morteza X. Janghorbani 1
#7538 Ruth F. Laing 1
#7538 Mary C. Uhing Nalco Chemical 1
#7538 Mildred M. Rosado 1
#7538 Nakul Gupta PayPal 1
#7538 Clyde H. Sprague Jefferson Smurfit 1
#7538 Mary L. Martin 1
#7538 Adam MILLER Motorola 1
#7538 Brian W. Ivey 1
#7538 Tony Lustre 1
#7538 Marianne Lavin Emc 1
#7538 Alek Jakich 1
#7538 Jose G. Vega 1
#7538 Adam Horwitz General Binding 1
#7538 Alfred A. Ceragioli Case Gmbh 1
#7538 Elaine Mindrup University Of Notre Dame Du Lac 1
#7538 Steven J. Simoncic Cps Technology Holdings 1
#7538 Arlene Baggetto 1
#7538 Janis L. Wagner 1
#7538 Sebastian Proels Siemens Aktiengesellschaft 1
#7538 Maria M. Staesche 1
#7538 Barbara Hansen 1
#7538 Krista Brown 1
#7538 Randall Moderhack Thomas A. Schutz 1
#7538 Mark Hermiller 1
#7538 Natalie M. Abell Cook Medical Technologies 1
#7538 Leonard L. Fleming 1
#7538 Steven R. Puschmann 1
#7538 Deborah Culp 1
#7538 Sandra A. Levin Meyer/Glass Design 1
#7538 Robert Witaszczyk 1
#7538 Daniel K. Ferguson Air Liquide America 1
#7538 Nicholas Trebon Amazon 1
#7538 Lenny LEBOVICH 1
#7538 Thomas P. Billish 1

Part of Illinois