Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Middletown, IN ranks #20,371 worldwide for total patents filed all time, with 64 patents from 24 inventors. Leading employers of inventors based in Middletown, IN include Dbm Industries, General Motors, Hubbell Incorporated. That works out to 28.4 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–24 of 24 inventors

Rank Inventor Primary Company Patents
1 William E. Thompson Dbm Industries 26
2 Melvin H. Hallmann General Motors 5
3 James Decker Hubbell Incorporated 4
#4 Robert C. Buttry General Motors 2
#4 Frank D. Sorg Delco Remy America 2
#4 Theodore Glenn Seeger Delphi Technologies 2
#4 Charles D. Denniston General Motors 2
#4 William Douglas Reoch Delphi Technologies 2
#4 Drake J. Sayre Borgwarner 2
#4 Daniel H. Jessop Anaconda-Ericsson 2
#4 Brian S. Lewis General Motors 2
#12 Michael D. Obermeyer General Motors 1
#12 Owen I. Swinson 1
#12 Charles R. Ashton General Motors 1
#12 William A. Keesling General Motors 1
#12 Gary Sexton 1
#12 Sara Gray 1
#12 Guido Politano Remy 1
#12 Brett W. Buck Delphi Technologies 1
#12 Charles R. Replogle 1
#12 George A. Lohrey 1
#12 Robert Eugene Dickey Magnequench Limited 1
#12 Ray P. Thompson 1
#12 Ronald Erli Remy Technologies 1

Part of Indiana