Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–18 of 18 inventors

Rank Inventor Primary Company Patents
1 Brian Mark Fields State Farm 7
2 Stephen M. Wiley Caterpillar 4
3 William Phelan White Consolidated Industries 2
#4 Vince Bobrosky Electrolux Home Care Products 1
#4 Ahmed Sayed Illinois State University 1
#4 Len Hampton Electrolux Home Care Products 1
#4 Scott R. Schuricht Caterpillar 1
#4 Vincent Bobrosky Electrolux Home Care Products 1
#4 Joseph W. Norton State Farm 1
#4 Leonard Hampton Electrolux Home Care Products 1
#4 David Voigts Electrolux Home Care Products 1
#4 Trent Ballentine 1
#4 David Charles Janik Caterpillar 1
#4 Albert R. Hornbrook Novartis Ag 1
#4 Douglas Jeffrey Dickman John Deere 1
#4 David Casper Biobased Technologies 1
#4 Nicholas R. Baker State Farm 1
#4 Bradley J. McManus Caterpillar 1

Part of Illinois