Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Sycamore, IL ranks #3,467 worldwide for total patents filed all time, with 856 patents from 168 inventors. Leading employers of inventors based in Sycamore, IL include Dawn Equipment, University Of Kentucky, Masonite. That works out to 46.1 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 168 inventors

Rank Inventor Primary Company Patents
1 Joseph D. Bassett Dawn Equipment 68
2 Mark A. Williams University Of Kentucky 36
3 Gregory J. Wysock Masonite 34
#4 Sushil N. Keswani Ideal Industries 33
#4 Alan E. Zantout Ideal Industries 33
#6 Daniel J. Ryan Alltec Angewandte Laserlicht Technologie Gmbh 26
#6 Benjamin D. Swedberg Ideal Industries 26
#8 Joseph C. Carley Patton Electric Company 25
#9 Stephen Michael Faivre John Deere 22
#9 Edward F. Bulgajewski Illinois Tool Works 22
#11 Daniel Ryan Nordic Semiconductor Asa 20
#12 Christopher Ward Sarnoff 17
#13 Judd J. Maxwell Monsanto Technology 15
#13 Donald P. DeVale 3M 15
#13 Teffy R. Chamoun T.C. Development & Design 15
#16 Benjamin T. Harder Hamilton Sundstrand 14
#17 Chhiu-Tsu Lin Northern Illinois University 13
#17 Brian Mathews Prince Castle 13
#17 Jerry E. Stuart White Consolidated Industries 13
#20 Steven L. Wiora Control Solutions 11
#20 Michael Thomas Great Dane Trailers 11
#22 Mark Stelford John Deere 10
#23 Trevor Don Fildes Daniels Manufacturing 9
#23 Timothy B. Tunnell Ideal Industries 9
#23 Michael Schultz Sno-Way International 9
#26 Dale S. Wickersham Dekalb Genetics 8
#26 James L. Gregorec, Jr. Ideal Industries 8
#28 Trevor Tomkins Milk Specialties 7
#28 Ryan W. Duever Werner 7
#28 Arlyn Wilcox John Deere 7
#28 William G. Zanellato Seymour Of Sycamore 7
#28 Justin Cerutti Ideal Industries 7
#28 Doran D. Hershberger GE 7
#28 Gilbert R. Farnham 7
#28 Allan Zuehlsdorf Laird Technologies 7
#36 Frank Wood 6
#36 Dennis E. Kidd Amway 6
#36 Timothy D. Joyce Auto Meter Products 6
#39 John V. Westberg Auto Meter Products 5
#39 Kurt B. Friel Knowles Electronics 5
#39 Jeremy J. Papadopoulos Paper Converting Machine 5
#39 John H. Pfund Dekalb Genetics 5
#39 Thomas C. Doty Doty & Sons Concrete Products 5
#39 Carl Oppenheimer Aclara Technologies 5
#39 Todd LaMont McDonald Sonoco Development 5
#39 Joshua D. Knoblauch Cnh Industrial Canada 5
#39 Adam C. Bright Spraying Systems 5
#48 W. Elwood Briles City Of Hope 4
#48 Wade D. Samson Caterpillar 4
#48 Marlin D. Crown National Manufacturing 4

Part of Illinois