Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Willowbrook, IL ranks #2,786 worldwide for total patents filed in 2021, with 45 patents from 25 inventors. Leading employers of inventors based in Willowbrook, IL include The Glad Products, Quality Craft Industries, Cnh Industrial America. That works out to 33.4 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–25 of 25 inventors

Rank Inventor Primary Company Patents
1 Ranyi Zhu The Glad Products 6
2 Jason R. Maxwell The Glad Products 5
3 Robert T. Dorsey The Glad Products 4
#4 Dennis Hale Quality Craft Industries 3
#5 Kenneth E. Cisek The Glad Products 2
#5 Ivan Antich Cnh Industrial America 2
#5 Austin Peter Laniosz Mapa Gmbh 2
#5 Timothy J. Ofenloch John Deere 2
#5 Ravi Nallakrishnan Art 2
#5 Theodore J. Fish The Glad Products 2
#11 Edward L. Lee Dow Global Technologies 1
#11 Anthony A. Romeo Arthrex 1
#11 Victor Saucedo American Air Liquide 1
#11 Shakeel Nasir Honeywell 1
#11 John Rusnak The Glad Products 1
#11 Kishore Swaminathan Accenture Global Services Limited 1
#11 David Mirkhaef Marmon Foodservice Technologies 1
#11 Patricia McWade Progress Rail Locomotive 1
#11 Stephen Patrick Kennedy Dow Kraft Foods Group Brands 1
#11 Stanislav Stoupin Uchicago Argonne 1
#11 Donghyeon Kang Uchicago Argonne 1
#11 Shaolin Liao Uchicago Argonne 1
#11 Wenwen Lin Northwestern University 1
#11 James L. Cwik Sunstar Americas 1
#11 Keith W. Wendte Cnh Industrial America 1

Part of Illinois