Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Franklin, IN ranks #7,397 worldwide for total patents filed all time, with 310 patents from 80 inventors. Leading employers of inventors based in Franklin, IN include Dow Agrosciences, Cummins, Cummins Filtration Ip. That works out to 12.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 80 inventors

Rank Inventor Primary Company Patents
1 Richard K. Mann Dow Agrosciences 77
2 Michael J. Ruth Cummins 29
3 Bryan E. Blackwell Cummins Filtration Ip 13
#4 Rick Vaughan Lewis, Jr. Cummins 12
#5 Michael Lyle Denney Eli Lilly 10
#5 Gayatri Adi Cummins 10
#7 Patrick J. Shook Cummins 9
#8 Mark Nugent Sifive 8
#8 Jeffery Prairie Faurecia Emissions Control Technologies, Usa 8
#10 Justin Kruer Cummins Emission Solutions 6
#10 Sanjay Manglam Cummins 6
#10 John E. Grimmer 6
#10 Gregory J. Mitchum Cummins 6
#14 Herbert Alan Sundheimer Boston Scientific Scimed 5
#14 Mike McCullough HP 5
#16 M. Brian Arnold Eli Lilly 4
#16 Stephanie Goerges Cummins 4
#16 Edward Carroll Hale, III Rose Acre Farms 4
#19 Earl Haas Victaulic 3
#19 Erin R. Ludwig Franklin Plastic Products 3
#19 Jordan P. Steele Cummins 3
#19 Eric L. Hagen Cummins 3
#19 C. Sherill Henegar Reilly Industries 3
#19 Jeremy D. Harris Cummins Emission Solutions 3
#19 Brett I. Barnhart 3
#26 Robert Harold Metcalfe Thomson Consumer Electronics 2
#26 Harold Metcalfe Audiovox 2
#26 Matt Conner Borgwarner 2
#26 Scott J. Downing Sdgi 2
#26 John W. Ross 2
#26 James C. Blackwell The Goodyear Tire & Rubber 2
#26 James Eickmeyer Cummins 2
#26 Rick Vaughn Lewis, Jr. Cummins 2
#26 Jerry Brian Hornback 2
#26 Brian Lance 2
#26 Kevin Barnard Emcon Technologies 2
#26 Kurt Dekemper Eli Lilly 2
#38 Tom J. Brock 1
#38 Mathew L. Allen Cummins Ip 1
#38 R. Bruce Henzman 1
#38 Michael D. Sever 1
#38 Chistopher George Hardy Knauf Insulation 1
#38 Chad M. Couch Cummins 1
#38 Christopher Lea Taylor 1
#38 Wesley York Endress+Hauser Se+Co. Kg 1
#38 Andrew Laughlin Cummins 1
#38 James Mendez Trustees Of Indiana University 1
#38 Alexander Carlo Buscaglia Northgate Technologies 1
#38 Jason R. Garcia Cummins 1
#38 Elias A. Filis 1

Part of Indiana