Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Sharon, CT ranks #19,530 worldwide for total patents filed all time, with 69 patents from 20 inventors. Leading employers of inventors based in Sharon, CT include IBM, BOE, Illinois Tool Works. That works out to 104.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–20 of 20 inventors

Rank Inventor Primary Company Patents
1 Scott R. Stiffler IBM 18
1 Eileen P. Tedesco IBM 18
3 John P. Devlin BOE 8
#4 Clifford J. Cahill Illinois Tool Works 4
#5 Arthur M. Felske 3
#5 Douglas WELTMAN Verizon 3
#7 Dennis Fallon IBM 2
#8 Morton Lomask Buxco Electronics 1
#8 John S. Friedman 1
#8 Thomas Dance IBM 1
#8 Verner Alexanderson American Cyanamid 1
#8 Michele L. Pastre 1
#8 Scott J. Pastre 1
#8 Alan P. Kingsbury 1
#8 Steven J. Pressley 1
#8 Peter Royer Smith, Jr. Accenture Global Solutions Limited 1
#8 Mark Toensing 1
#8 Cliff John Cahill Illinois Tool Works 1
#8 Anita TIBURZI 1
#8 Rolf Hohlfeld 1

Part of Connecticut