Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Carol Stream, IL ranks #2,941 worldwide for total patents filed in 2021, with 42 patents from 29 inventors. Leading employers of inventors based in Carol Stream, IL include Sprint Communications, LG, Advanced Custom Engineered Systems & Equipment. That works out to 1.1 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–29 of 29 inventors

Rank Inventor Primary Company Patents
1 Chaitanya Chukka Sprint Communications 3
1 Wonjin Lee LG 3
1 Christopher M. Flood Advanced Custom Engineered Systems & Equipment 3
1 Erik J. Moses Sage Electrochromics 3
1 Ashok Hirpara Delphian Systems 3
#6 Daniel Francis Kliebhan First Orion 2
#6 Hong Li 3Com 2
#6 Krzysztof Szot Google 2
#9 Mark Kurth Marmon Foodservice Technologies 1
#9 Boguslaw Biel M&R Printing Equipment 1
#9 Gina Marie Hanks One Stop Mailing 1
#9 Sujit Bidhar Fermi Research Alliance 1
#9 Mark Alan Granger Johns Manville 1
#9 Harin Patel JPMorgan Chase 1
#9 Nathaniel Jedediah Hollin Royal Die & Stamping 1
#9 Robert Bakos Intel 1
#9 Shawn Dalke Ecolab Usa 1
#9 Donald Rimdzius Amgen 1
#9 Mohamad Zeidan Lear 1
#9 Urmi Desai Fenwal 1
#9 Susie C. Martins Uop 1
#9 Michael J. Rataj 1
#9 Paul Chan 3Com 1
#9 Ailing Li Sarawak Medichem Pharmaceuticals 1
#9 Adam Giemza Randall Manufacturing 1
#9 Bandish Patel Spraying Systems 1
#9 Robert Nicieja Rtc Industries 1
#9 Slobodan Pavlovic Lear 1
#9 Trevor L. Dzwiniel Uchicago Argonne 1

Part of Illinois