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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Riverwoods, IL ranks #6,219 worldwide for total patents filed all time, with 397 patents from 75 inventors. Leading employers of inventors based in Riverwoods, IL include Combined Products Co., American Needle, Woodstream. That works out to 104.8 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 75 inventors

Rank Inventor Primary Company Patents
1 Ira Kozak Combined Products Co. 35
2 Ronald Kronenberger American Needle 32
3 Bradley Emalfarb Woodstream 24
#4 Avinash K. Vaidya Shure Acquisition Holdings 21
#5 Denise Violetta Kagan AT&T 20
#6 Richard Mazursky Marchon 19
#6 Claudio Giori Hollister Incorporated 19
#8 Seymour Emalfarb 14
#9 David A. Knauz Hollister Incorporated 12
#10 Radek Oleksiewicz International Engine Intellectual Property Company 10
#10 Charles Liang Pelouze Scale 10
#10 Brendan Fong Medline Industries, Lp 10
#10 Jacques J. L. Romatier Uop 10
#14 Susan Morgan-Lappe Abb Vie 9
#15 Robert Patterson Bendix Commercial Vehicle Systems 8
#15 L. Thomas Oxley T-System 8
#17 Giya Tektumanidze AT&T 7
#17 Marshall Weinstein Specialty Store Services 7
#17 Stephen H. Dunkerton Motorola 7
#20 Paul Maas 6
#20 Jeannie Thomas Allegiance 6
#22 Stan Reznik Poolside Tech 5
#22 Anatoliy Yudovich Workstorm.Com 5
#22 Evan Oravec Medline Industries, Lp 5
#22 Miguel James Latronica 5
#26 Robert Podall Arrow Plastic Manufacturing 4
#26 Rodney Victor Barlow Pye Mastercard 4
#26 Susan E. Lappe Abb Vie 4
#26 Mary Thomasma Tackbary Hallmark Cards, Incorporated 4
#26 Ronald Kronenbeger 4
#26 Shuyen Huang Abbott 4
#32 Armand Rabinowitz Hyatt 3
#32 Michael T. Lyster 3
#32 Mitchell Feldman 3
#32 Harrison Yuan Pelstar 3
#36 Mark E. Berch 2
#36 Jeffrey Glass 2
#36 Hani Awni Daqri 2
#36 Darlene Lowenthal 2
#36 Leonid Danushevsky Unknown 2
#36 Hans Rentsch Medline Industries, Lp 2
#36 Stuart Wexler 2
#43 Alexander L. Latronica 1
#43 Yuri Gennady Rabinovitch Ab Initio Technology 1
#43 Peter Illian Discover Financial Services 1
#43 Dennis Salinas 1
#43 Carl H. Oscarson Pace Industries 1
#43 William Jette 1
#43 Gerald J. Habinak 1
#43 Harry J. Vignocchi 1

Part of Illinois