Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Chapin, SC ranks #5,220 worldwide for total patents filed all time, with 504 patents from 82 inventors. Leading employers of inventors based in Chapin, SC include Covidien Lp, IBM, Motorola. That works out to 278.6 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 82 inventors

Rank Inventor Primary Company Patents
1 Robert C. Smith Covidien Lp 140
2 Biplav Srivastava IBM 77
3 Randall Stewart Motorola 31
#4 Dennis Arlen Roberson Entigenlogic 29
#5 John R. Lawson Safe Rack 22
#6 Kevin B. Moore Honeywell 21
#7 David L. Stucker Westinghouse Electric 12
#8 Russell Loring Stott Caterpillar 10
#8 Paul M. Evans Westinghouse Electric 10
#10 Foster T. Jordan Charles River Laboratories 8
#10 Chen Li University Of South Carolina 8
#12 David Nagorniak AT&T 7
#13 Jaclyn L. DRESCH 6
#13 Jamie Lead University Of South Carolina 6
#13 John J. Dresch 6
#16 Xingjian Xue University Of South Carolina 4
#16 Phillip R. Keener Milliken & 4
#16 John B. McAlister 4
#16 Richard Pascal, III Clemson University 4
#16 Jimmy C. Knowles 4
#16 Wesley Todd King 4
#16 Neal R. Stoker Pd-Ld 4
#23 John S. Harr Technetics Group 3
#23 Rock Underwood 3
#23 Jason D. Bakos University Of South Carolina 3
#23 Carver Buis Pleasurecraft Marine Engine 3
#23 Michael B. Oliver IBM 3
#23 A. Porter McLaurin University Of South Carolina 3
#29 Jason R. Moore Westinghouse Electric 2
#29 Calvin L. Coy Canron 2
#29 Arthur J. Luongo Lm Manufacturing 2
#29 Chris Ruffin Intel 2
#29 Donald L. Dunning Jds Uniphase 2
#29 Paul L. Prosser 2
#29 Scott Kea 2
#29 C. Scott Burriss 2
#29 David Hollifield Diebold Self-Service Systems, Division Of Diebold, Incorporated 2
#29 Adam Voigt Purewick 2
#29 Billy C. Payne Koch Supplies 2
#40 Luke Frederickson Maclean Power, L.L.C. 1
#40 Edward L. Nicks, III 1
#40 Justin J. Gable 1
#40 Howard A. Pendley, II Westinghouse Electric 1
#40 Deborah Van Newhouse 1
#40 Allison Blizzard 1
#40 Maron Isom 1
#40 Jeffrey Alan Duffy Amazon 1
#40 Gerald Caldwell Technetics Group 1
#40 Jeremy R. King Westinghouse Electric Sweden Ab 1
#40 Sabrine Amick 1

Part of South Carolina