Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Sparta, NC ranks #27,793 worldwide for total patents filed all time, with 37 patents from 13 inventors. Leading employers of inventors based in Sparta, NC include Constructis Group, Accusoft, Pioneer Eclipse. That works out to 20.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–13 of 13 inventors

Rank Inventor Primary Company Patents
1 Darrell L. Ward Constructis Group 8
2 Stephen C. Brooks Accusoft 5
3 Derrick Lee Hamm Pioneer Eclipse 4
#4 Charles W. Joines Pioneer Eclipse 3
#4 Anthony E. Dillard The Boeing 3
#4 Mickey J. Hall Dresser Industries 3
#7 Jack Anthony Martin WARF 2
#7 Jack Wolfe Pioneer Eclipse 2
#7 J. Rockland Proffit Napco 2
#7 D. Wayne Miles, Jr. 2
#11 Donny Allen McCall 1
#11 Jerry W. Robertson 1
#11 David C. Applegate Sas Institute 1

Part of North Carolina