Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Gloucester, MA ranks #1,855 worldwide for total patents filed in 2020, with 78 patents from 52 inventors. Leading employers of inventors based in Gloucester, MA include Sonos, Irobot, Varian Semiconductor Equipment Associates. That works out to 2.6 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 52 inventors

Rank Inventor Primary Company Patents
1 Mike Chamness Sonos 4
2 Gregg W. Landry Irobot 3
2 Craig R. Chaney Varian Semiconductor Equipment Associates 3
2 Ruvin Deych Analogic 3
2 Julian G. Blake Varian Semiconductor Equipment Associates 3
2 John J. Masiz Biochemics 3
2 Samuel Ross Rulli GE 3
#8 Frank Pergal Strong Force Iot Portfolio 2016 2
#8 Vijay Venugopal Varian Semiconductor Equipment Associates 2
#8 Laurent Cros Pearl Technologies 2
#8 Daniel Albert Gosselin 2
#8 Scott Barraclough The Nielsen Company (Us) 2
#8 Shreyansh Patel Hypertherm 2
#8 Stephen J. Haggarty The General Hospital 2
#8 Douglas R. Duquette Trading Technologies International 2
#8 Michael T. McDuffee Helen Of Troy Limited 2
#8 Joseph A. Olsen Osram Sylvania 2
#8 Bo H. Vanderberg Axcelis Technologies 2
#19 Ian Bedford Unknown 1
#19 Matthew Moschitto Northwestern University 1
#19 Shigeo Oshiro Varian Semiconductor Equipment Associates 1
#19 William H. Frontiero IBM 1
#19 Kevin Tobin Hitachi Rail Gts Canada 1
#19 Albert R. Bernier Synventive Molding Solutions 1
#19 Timothy C. Kirk Smiths Detection-Watford Limited 1
#19 Dana A. Wensberg 1
#19 Bruce Tobey 1
#19 Todd Szuter Comcast 1
#19 Elaina Babayan Varian Semiconductor Equipment Associates 1
#19 Arthur P. Clifford Steadycare 1
#19 Ming Yin GE 1
#19 John F. McKenna Draper Laboratory 1
#19 Can Keskin Aptima 1
#19 Michael Chamness Sonos 1
#19 Brian Bassett Unknown 1
#19 John O'Grady Morton International 1
#19 Robert Doody 7Ac Technologies 1
#19 Dennis P. Chou 1
#19 Stanley W. Stone Axcelis Technologies 1
#19 Michael S. DeLucia Varian Semiconductor Equipment Associates 1
#19 Nathaniel Rosso Conmed 1
#19 Bryan Paul Cioffi Nike 1
#19 Peter Ciarametaro Sanofi Pasteur Biologics 1
#19 Michael D. Clayman Flexion Therapeutics 1
#19 Richard Simmers Revolution Cooking 1
#19 Arthur P. Riaf Varian Semiconductor Equipment Associates 1
#19 Riordan Cayabyab Varian Semiconductor Equipment Associates 1
#19 Fernando M. Silva Axcelis Technologies 1
#19 Alex Kontos Varian Semiconductor Equipment Associates 1
#19 Michael St. Peter Applied Materials 1

Part of Massachusetts