Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Princeton, MA ranks #5,387 worldwide for total patents filed all time, with 482 patents from 92 inventors. Leading employers of inventors based in Princeton, MA include Morgan Construction, IBM, Pneumatic Scale.

Showing 1–50 of 92 inventors

Rank Inventor Primary Company Patents
1 T. Michael Shore Morgan Construction 45
2 Perry S. Cheng IBM 30
3 Stephen B. Kessler Pneumatic Scale 23
#4 Michael Madden Boston Scientific Scimed 20
#5 Roger J. Davis University Of Massachusetts 18
#6 Daniel S. Collins Emc 16
#6 Debra J. Trantolo Cambridge Scientific 16
#8 Richard M. Urella David Clark Company Incorporated 14
#9 Timothy F. Kowalik University Of Massachusetts 13
#9 Michael Madden Ninepoint Medical 13
#9 Paul Rainville Waters Technologies 13
#12 Joseph N. Forkey Precision Optics Corporation 12
#13 John Lachapelle Draper Laboratory 11
#13 Eric Wakshull The Collaborative Group 11
#15 David S. Cummings Lowell 10
#16 Job Dekker University Of Massachusetts 9
#16 Steve Lilburn Boston Scientific Scimed 9
#16 Fred Dowd Technology Container 9
#19 Kevin Toupin Babcock Power Services 8
#19 James D. McCollum Marathon Technologies 8
#19 Charles Winterble Simplex Time Recorder 8
#22 Malcolm E. Washburn Norton 7
#22 Fred Curtis, Jr. Curtis Industries 7
#24 Robert A. Peura Worcester Polytechnic Institute 6
#24 David C. Bisbee Emc 6
#26 Petr Spacek Cadence Design Systems 5
#26 Jeffrey Lindberg International Paper Box Machine 5
#26 Richard LaPearl Bell Atlantic Network Services 5
#26 Roger D. Sands 5
#26 Scott Kay Oracle 5
#31 Steven E. Maston Sealed Air Corporation (Us) 4
#31 James C. Walton 4
#31 John Beam Wright Line 4
#31 William G. Catlow Siemens Energy 4
#31 Robert B. Zurier Indevus Pharmaceuticals 4
#31 Karl J. Simin University Of Massachusetts 4
#31 Gary Fuchs Abl Ip Holding 4
#31 Noah Beck AMD 4
#31 Jeffrey L. Winkler Emc 4
#31 Clayton A. Erickson Babcock Power Environmental 4
#31 James J. Montanaro AMD 4
#42 David A. Utter Netezza 3
#42 Christo Antonio Litton Business Systems 3
#42 John LaChapelle C.G. Bretting Manufacturing Co. 3
#45 Walter S. Kuklinski The Mitre 2
#45 Andy Luro Omgeo 2
#45 Henry A. Rettstadt Digital Equipment 2
#45 Steven J. Starsja Mod-Tap W 2
#45 Kevin R. Lavin Curtis International 2
#45 John D. Willett 2

Part of Massachusetts