Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Greendale, WI ranks #4,243 worldwide for total patents filed all time, with 662 patents from 157 inventors. Leading employers of inventors based in Greendale, WI include Master Lock Company, S. C. Johnson & Son, Newell Operating. That works out to 44.6 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 157 inventors

Rank Inventor Primary Company Patents
1 Mark Van Handel Master Lock Company 46
2 Meghan Marie McGuire S. C. Johnson & Son 23
3 Bruce C. Polzin Newell Operating 21
3 Douglas R. Fieldbinder Milwaukee Electric Tool 21
#5 Stefan T. Dziekonski Rockwell Automation 20
#5 Arthur J. Beutler Exergyn 20
#7 Paul Sanders Baxter International 19
#8 Radu M. Dorneanu Johnson Controls Technology 17
#8 Lawrence J. Ryczek Eaton 17
#8 Vijia Kumar Karra Nordberg 17
#11 James W. B. Lu Behr Heat Transfer Systems 15
#12 James R. Jaeschke Eaton 14
#13 Anthony James Lepine Hope Medical Enterprises 13
#13 Anthony C. Pagedas Unknown 13
#15 Jason T. Sawyer Johnson Controls Tyco Ip Holdings Llp 12
#16 James J. Jarecki Newell Operating 11
#16 Imre J. Dancs S. C. Johnson & Son 11
#18 Alexandra Smith Church & Dwight Co. 10
#19 David C. Graf Milwaukee Electric Tool 9
#19 William G. Hodlewsky Rexnord Gmbh 9
#19 Thomas E. Peterson GE 9
#22 Miguel B. Yamat Westinghouse Electric 8
#22 Dennis E. Miller Johnson Service 8
#22 Louis F. Counter Rexnord Gmbh 8
#22 John R. Simons Star Sprinkler 8
#26 Andrew P. Rux Milwaukee Electric Tool 7
#26 Christopher Alan Williamson Purdue Research Foundation 7
#26 David S. Totten Allis-Chalmers 7
#29 Lowell B. Ziese Aaa Sales & Engineering 6
#29 Hilbert F. P. Drews 6
#29 Robert E. Crandall Rexnord Gmbh 6
#29 Ronald Bast Asm International N.V. 6
#29 Jan M. Van Den Kieboom Applied Power 6
#29 John W. Kroll Eaton 6
#29 Russell H. C. Uttke Rexnord Gmbh 6
#36 Amy Lange Microbial Discovery Group 5
#36 Charles J. Nichols Abbott 5
#36 Steven James Litzau Rockwell Automation 5
#36 Richard J. Hackl Tyco Fire Products Lp 5
#36 Enoch P. Smith Allen-Bradley Company 5
#36 Michael Jahn Weatherford/Lamb 5
#36 Douglas P. Cleereman Rockwell Automation 5
#36 Gerald E. Sieren Allis-Chalmers 5
#36 John J. Hughes IBM 5
#45 Van I. Phifer B/E Aerospace 4
#45 Erik W. Linske Eaton 4
#47 Mark R. Schaefer 3
#47 Norman M. Kozak 3
#47 Gregory R. Strommen Milwaukee Electric Tool 3
#47 Tony L. Kaminski Allis-Chalmers 3

Part of Wisconsin