Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Middlefield, OH ranks #9,944 worldwide for total patents filed all time, with 202 patents from 42 inventors. Leading employers of inventors based in Middlefield, OH include Erico International, Kraftmaid Cabinetry, Rockwell Automation. That works out to 73.5 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–42 of 42 inventors

Rank Inventor Primary Company Patents
1 Raymond S. Laughlin Erico International 31
2 Timothy Melillo Kraftmaid Cabinetry 21
3 Raymond R. Husted Rockwell Automation 18
#4 John A. Vlah GE 17
#5 Jeffrey Michael Hickox Delphi Technologies 16
#6 William Blue Mercury Plastics 13
#7 Stephen L. Hickox Rockwell Automation 10
#8 Harold Hall Memc Electronic Materials 7
#8 Richard F. Seman, Sr. Mercury Plastics 7
#10 Pete Miller Grain Processing 6
#11 Vince Fontana Molten Metal Equipment Innovations 5
#12 Joseph Lazarra Royal Appliance Mfg. 4
#13 James Robert Daniels Molten Metal Equipment Innovations 3
#13 Michael B. Hanish Hy-Ko Products Company 3
#13 Renee Gaspar Saint-Gobain Ceramics & Plastics 3
#13 Chris Dunne Masco Retail Cabinet Group 3
#17 Daniel Kimak 2
#17 Susan Englehart Mitchell International 2
#17 Jay Burnett Mercury Plastics 2
#17 Richard J. Englehart 2
#17 Jack W. Steele Kennametal 2
#17 James A. Skinner 2
#17 William P. Novak Bicron 2
#17 Scott Shemitz Delphi Technologies 2
#17 Joe L. Johnson Nitrojection 2
#26 Hans R. Rothenbuhler 1
#26 Dennis M. Lucik 1
#26 Kenneth Hardee Eltech Systems 1
#26 Gary T. Hershberger Ohio Ordnance Works 1
#26 Rob Vystricil Matco Tools 1
#26 John Mark Buber The Toro 1
#26 Lisa M Trask 1
#26 James R. Norling Unknown 1
#26 R. Scott Sapita 1
#26 Christopher McConkey Kinetico Incorporated 1
#26 Kenneth C. Seuffer, Jr. Kinetico Incorporated 1
#26 Ray Hershberger 1
#26 Tim Cumblidge 1
#26 Joseph J. Vauter Federal-Mogul Worldwide 1
#26 John Richard Avalon Unknown 1
#26 Jim Kubes Mercury Plastics 1
#26 John L. Herschberger 1

Part of Ohio