Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Sumter, SC ranks #11,132 worldwide for total patents filed all time, with 170 patents from 69 inventors. Leading employers of inventors based in Sumter, SC include E.I. Du Pont De Nemours And, Osmose, Eaton. That works out to 3.9 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 69 inventors

Rank Inventor Primary Company Patents
1 Colin A. McLachlan E.I. Du Pont De Nemours And 13
2 Robert L. Hodge Osmose 11
3 William Michael Crooks Eaton 10
#4 H. Wayne Richardson Osmose 9
#5 Gregory Brown IBM 8
#6 Edward Johnson Isp Investments 7
#7 Matthew Stephen Jennings Techtronic Outdoor Products Technology Limited 6
#7 Richard Thomas Hackett GE 6
#9 Lee V. Way, Jr. 5
#9 James B. Richburg Unknown 5
#11 Herbert Edward Smith 4
#11 Charles Edward Hodges, IV 4
#11 Arthur J. Dwight 4
#11 David K. Haag Eaton 4
#15 Charles Frederick Harmon Safe Rack 3
#15 Tony Barton Davis Jaguar Land Rover Limited 3
#15 Philip D. Moore Sea Containers America 3
#15 Rocklin L. Hoover 3
#15 Guirong Pan Westinghouse Electric 3
#20 Keramat Ali Becton, Dickinson And 2
#20 Jerry E. Cromer, Jr. 2
#20 Larry E. Jones Ppg Industries Ohio 2
#20 Daniel E. Krewson, Sr. 2
#20 Stephen Parker Cissom 2
#20 Ervin E. Weatherly 2
#20 Damon E. Haley, Jr. Westinghouse Electric 2
#20 Aaron Edwards Nike 2
#20 James Prince California State University Fresno Foundation 2
#29 Mark Satterthwaite Eaton 1
#29 Daniel B. Yount Eaton 1
#29 Rodney Anthony Farmer 1
#29 Mark Owen Steele 1
#29 Dwain P Gambrell 1
#29 Jamie Bilton 1
#29 V. Grainger McKoy, Sr. 1
#29 Ralph D. Somheil 1
#29 William Kupfer 1
#29 Kenneth M. Charles 1
#29 Charles F. Jordan Phibro-Tech 1
#29 Charlie J. McBride 1
#29 Jasper T. James, III 1
#29 Julius P. Barrineau 1
#29 Archie M. LeGrand, Jr. Westinghouse Electric 1
#29 Wyman L. Barrineau, Sr. 1
#29 J. Ivor Jones Kaydon 1
#29 Raquel Strickland Safe Rack 1
#29 Leon McKnight 1
#29 Robert Pickney Elliott 1
#29 David N Herzer 1
#29 Robert L. Whitehead Becton, Dickinson And 1

Part of South Carolina