Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Hamilton, MI ranks #6,938 worldwide for total patents filed all time, with 343 patents from 69 inventors. Leading employers of inventors based in Hamilton, MI include Gentex, Donnelly, Prince.

Showing 1–50 of 69 inventors

Rank Inventor Primary Company Patents
1 G. Bruce Poe Gentex 33
2 Roger L. Koops Donnelly 30
3 Kim L. Van Order Prince 27
#4 Peter J. Beyer Haworth 18
#5 Ronald H. Brown Haworth 14
#6 Jeffrey J. Reuschel Haworth 13
#6 Vincent D. Csapos Whirlpool 13
#8 Pete Beyer Haworth 12
#9 David L. Guillozet Magna Mirrors Of America 10
#9 Paul W. Vander Laan Quality Edge 10
#11 William G. Wunder, Sr. Nabisco Brands 8
#11 Frederick J. VanDoornik The Upjohn 8
#11 Scott L. Nyhof Material Transfer & Storage 8
#14 Michael L. De Pree Herman Miller 7
#14 Kevin Reeves Clairol Incorporated 7
#16 Brandon Jacobsen Emergency Technology 6
#16 Gordon B. Kempkers Prince 6
#16 Ted D. Reeves Gentex 6
#16 Bryan Roels Haworth 6
#20 Mark Lee Becksvoort Micromatic Operations 5
#20 Lawrence Robert Hamelink Bongiovi Acoustic 5
#20 L. Robert Hamelink Johnson Controls Technology 5
#23 Scott NICHOLS Profusa 4
#23 Sandra Marie Jennings Indevus Pharmaceuticals 4
#23 Mark A. Harter Westinghouse Electric 4
#23 Loren Ray Washburn Shanghai Yanfeng Jinqiao Automotive Trim Systems Co. 4
#27 Lloyd Kaper Gemtron 3
#27 Ricky L. Eustice Clarion Technologies 3
#27 Eric M. Sal Walters Gardens 3
#27 Donald L. Reuschel Excello Co. 3
#27 Paul Howard Nyboer Unknown 3
#27 William F. Meyers The Sherwin-Williams 3
#33 Thomas L. DenBleyker 2
#33 Kevin Rouwhorst 2
#33 Thomas Flokstra Innotec 2
#33 Darren McIntire Fogg Filler Company 2
#33 Matthew Paul Nyboer Unknown 2
#33 William J. Parsons 2
#33 Thomas L. Dykstra Haworth 2
#33 Michele M. Dorcic-Lechenet Odl, Incorporated 2
#33 Duane A. Nyboer 2
#33 Ken Beyer Ridge Tool 2
#33 George J. Bouwman Venturedyne 2
#33 Timothy Alan Overway Basf Wyandotte 2
#33 Cathy A. Ptacek Herman Miller 2
#33 Christopher D. Claeboe Albemarle 2
#33 Milton E. Boerigter Fleetwood Furniture Company 2
#48 Jeffrey Eshenaur Sabic Global Technologies B.V. 1
#48 John Kaper 1
#48 Shawn Freyhof Vibracoustic Usa 1

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