Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Brookfield, WI ranks #1,037 worldwide for total patents filed in 2018, with 128 patents from 71 inventors. Leading employers of inventors based in Brookfield, WI include Raffel Systems, Kohler, GE. That works out to 3.1 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 71 inventors

Rank Inventor Primary Company Patents
1 Douglas A. Dorn Raffel Systems 7
1 Adam M. Moller Kohler 7
3 Jiang Hsieh GE 6
#4 Yutao Wang Brother Kogyo 5
#4 Alex Huber Milwaukee Electric Tool 5
#6 Christopher J. Wieloch Rockwell Automation 4
#6 Youngchoon Park Johnson Controls Technology 4
#8 Mark Kenneth Siegesmund Overhead Door 3
#8 Corey Dickert Milwaukee Electric Tool 3
#8 Vijaya S. Chennupati Johnson Controls Technology 3
#8 Alex L. Nicoll Rockwell Automation 3
#8 Kem M. Obasih Johnson Controls Technology 3
#8 Neill Hamilton Luebke Gold Standard Instruments 3
#14 John S. Scott Milwaukee Electric Tool 2
#14 Sie Teong Lim Briggs & Stratton 2
#14 Ryan D. Schwoegler Milwaukee Electric Tool 2
#14 Jason Knuth 2
#14 Laura G. King Neuwave Medical 2
#14 Vaidhyanathan Venkiteswaran Johnson Controls Technology 2
#14 Christopher R. Irgens Outboard Marine 2
#14 Daniel R. Ertl Milwaukee Electric Tool 2
#14 Mark Willer Milwaukee Electric Tool 2
#14 Stephen J. Daily Quadtech 2
#14 Daniel Bohrer 2
#14 Gary D. Greenlees Briggs & Stratton 2
#14 Habib Vafi GE 2
#14 Timothy Campbell Google 2
#28 Troy Marks Milwaukee Electric Tool 1
#28 Christopher J. Salimes Adaptive Micro Systems 1
#28 Kenneth E. Lange Harken, Incorporated 1
#28 Evgueni Kovriguine Marquette University 1
#28 M. Scott Bryson Process Retail Group 1
#28 Frank Ledezema Djo 1
#28 Jingyi Liang GE 1
#28 Joseph M. Zaccaria Rockwell Automation 1
#28 Vineet Binodshanker Sinha Tyco Fire & Security Gmbh 1
#28 Cheolwoo Kim Lg Energy Solution 1
#28 Kelley Gerschke 1
#28 Frank Ledezma Djo 1
#28 Qingfang Shi Clarios Germany Gmbh & Co. Kg 1
#28 John S. Bushert Tyco Fire Products Lp 1
#28 Narayan Suresh Biowish Technologies 1
#28 John Joseph Riley Rapid Air 1
#28 Thomas J Kells Mitel Networks 1
#28 Joseph R. Pottebaum 1
#28 Jeffrey P. Feist Briggs & Stratton 1
#28 Michael S. Baxa Johnson Controls Technology 1
#28 David A. Kratz Briggs & Stratton 1
#28 Robert Jensen Milwaukee Electric Tool 1
#28 James J. Dehn Champion Power Equipment 1

Part of Wisconsin