Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Georgetown, MA ranks #4,179 worldwide for total patents filed all time, with 675 patents from 125 inventors. Leading employers of inventors based in Georgetown, MA include Acetylon Pharmaceuticals, Varian Semiconductor Equipment Associates, Synventive Molding Solutions.

Showing 1–50 of 125 inventors

Rank Inventor Primary Company Patents
1 John H. van Duzer Acetylon Pharmaceuticals 55
2 Eric D. Hermanson Varian Semiconductor Equipment Associates 38
3 David Kazmer Synventive Molding Solutions 33
#4 Siu-hong Chan New England Biolabs 27
#4 Denis LaBombard Medline Industries, Lp 27
#6 Martin L. Culpepper MIT 24
#7 Scott Studer Ab Initio Technology 22
#7 David Robert Skinner GE 22
#9 James Lynch Irobot 20
#10 Joseph Ferrara Axcelis Technologies 19
#11 Randall H. Moormann Flow Control 17
#11 Brian Lewis Devendorf GE 17
#13 Thomas Hamelin Tokyo Electron Limited 15
#14 Philip E. Moskowitz Osram Sylvania 14
#15 Jeanne Y. Ellis Vista Scientific 13
#16 Peter E. Stubbs IBM 11
#16 Manny Sieradzki Axcelis Technologies 11
#16 Ryan J. White University Of Utah 11
#16 William George Carberg GE 11
#20 Steven Richards Ibis Technology 10
#20 Robert G. Hamilton GE 10
#22 David M. Nau 9
#23 James Lynch Berkshire Biomedical 8
#23 Michael G. Gentile Snap-On Incorporated 8
#23 Brian P. McKeon 8
#26 Louis Jay Jandris Albany International 7
#26 Alan P. Aulson 7
#26 Timothy D. Howard Industrial Materials Technology 7
#26 Giosi Farace Idexx Laboratories 7
#30 David Swenson Epion 6
#30 Sergio Mendola Amazon 6
#30 Daniel Shores 3Dfortify 6
#30 Clive Patience Biotransplant 6
#30 John N. Billington, Jr. Irobot 6
#35 Scott Frash Abc Fillers 5
#35 David J. Privitera Lifeline Systems 5
#37 Timothy T. Smith Freudenberg-Nok General Partnership 4
#37 Farah Natoli Shire Human Genetic Therapies 4
#37 Todd Bellefeuille Infineon Technologies Austria Ag 4
#37 James W. Moriarty, JR. Ninepoint Medical 4
#41 John M. Pryor New England Biolabs 3
#41 Philip Zocco 3
#41 Gary Barsomian Genzyme 3
#41 George Rene Desrochers Wsi 3
#41 James H. Shimer Dell Products 3
#41 Henry E. St. Louis, Jr. Unknown 3
#41 Joseph J. Aubin Harmonic Drive Technologies 3
#41 Barry G. DeBoer Gte Products 3
#41 Mark E. Comunale 3
#41 Janet M. Barsomian New England Biolabs 3

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