Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Williamstown, MA ranks #7,156 worldwide for total patents filed all time, with 327 patents from 71 inventors. Leading employers of inventors based in Williamstown, MA include E.I. Du Pont De Nemours And, GE, Sprague Electric. That works out to 75.9 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 71 inventors

Rank Inventor Primary Company Patents
1 Ian Burn E.I. Du Pont De Nemours And 27
2 Steven P. Souza GE 26
2 Sidney D. Ross Sprague Electric 26
#4 Walter J. Bernard Sprague Electric 20
#5 Charles G. Kalt Display Science 19
#6 Brooke Olson Theravance 16
#6 James C. Robertson Thrall Car Manufacturing 16
#8 Sharon Goff Sherrywear 10
#9 Christopher Wiley Dartmouth-Hitchcock Clinic And 9
#10 Mulk R. Arora Sprague Electric 8
#10 James Fitzgerald 8
#12 Richard J. Millard Sprague Electric 7
#12 Franz S. Dunkl Sprague Electric 7
#12 Michael Thomas Mara NVIDIA 7
#15 John J. Randall, Jr. Sprague Electric 6
#16 Arthur E. Ellison Pfizer 5
#16 Daniel D'Agruma Callwave Communications 5
#16 Kimberly Kojima 5
#16 Stanley D. Glick Albany Medical College 5
#16 Robert E. Mayer GE 5
#16 E. James Fresia Sprague Electric 5
#22 Mulk Arora Sprague Electric 4
#22 Walter W. Schroeder Sprague Electric 4
#22 Samir Maher Mra Laboratories 4
#25 William P. Densmore 3
#25 Nathan P. Cook Max-Planck-Gesellschaft Zur Föderung Der Wissenschaften E.V. 3
#25 Arthur Evans Mohawk Industries 3
#25 Christopher Kapiloff 3
#25 Alfred J. Whitman Sprague Electric 3
#25 Mark Markarian Sprague Electric 3
#31 David Hugh Armet 2
#31 Herbert L. Rice Sprague Electric 2
#31 David M. Ascevich Morrison Berkshire 2
#31 Warren J. Clement Middlesex General Industries 2
#31 Stephen M. Neirman Sprague Electric 2
#31 Edward Gale Csr Building Products Limited 2
#31 Gordon R. Love Sprague Electric 2
#31 Phyllis M. Schmidt Sprague Electric 2
#31 Thomas F. Kalt New Visual Media Group, L.L.C. 2
#31 Gary J. Buczkowski Sprague Electric 2
#31 Brent Heeringa Dropbox 2
#31 Robert Cella Rensselaer Polytechnic Institute 2
#31 Christianna Lynn Abel 2
#31 Philip C. Guy Saint-Gobain Performance Plastics 2
#45 S. A. Hartwell G.S. Blodgett 1
#45 Jeremy Broadwell 1
#45 Janice M. Derby 1
#45 Christina T. Kaczmarczyk 1
#45 Edward J. Derby, Sr. 1
#45 Robert J. Goodell Rensselaer Polytechnic Institute 1

Part of Massachusetts