Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Pittsfield, MA ranks #3,721 worldwide for total patents filed all time, with 787 patents from 233 inventors. Leading employers of inventors based in Pittsfield, MA include GE, Lakewood Industries, Morrison Berkshire. That works out to 17.9 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 233 inventors

Rank Inventor Primary Company Patents
1 Daniel W. Fox GE 41
2 Sheldon J. Shafer GE 36
3 James Norman Cawse GE 26
3 Ronald James Wroczynski GE 26
#5 Richard Alfred Beaupre GE 24
#6 George F. Rufo, Jr. Lakewood Industries 19
#7 Edward C. Kirchner Morrison Berkshire 16
#8 Michael Matthew Laurin Sabic Global Technologies B.V. 13
#8 John B. Matthew Norwalk Industrial Components 13
#8 Andrew May GE 13
#11 Michel Vermoesen Delphi Technologies 12
#12 Thomas Angelini Gmi Holdings 11
#13 William A. Gero Beloit 10
#14 Bradley O. Reed GE 9
#14 Donald R. Rochelo Io-Mega Holding 9
#14 Daniel E. Bullock Aspen Aerogels 9
#14 Tibor Rusz Unknown 9
#18 Ralph Frisina Russell Asset Management 8
#18 Robert C. Degeneff Utility Systems Technologies 8
#18 Robert S. Prairie Combustion Engineering 8
#18 Richard E. Molari, Jr. GE 8
#18 Robert S. Sams Ascensia Diabetes Care Holdings Ag 8
#23 John B. Starr, Jr. GE 7
#23 Randall Myers Isp Investments 7
#23 Ralph G. Flowers GE 7
#23 Clifford Flynn 7
#23 Robert P. Liburdy 7
#23 Gary Flohr Ford 7
#29 Michael Sheldon Google 6
#29 Earl W. Stetson GE 6
#29 Stephen D. Foss GE 6
#29 Bruce A. Kaduk GE 6
#29 Brian Walter Safariland 6
#29 James A. Campagna GE 6
#29 Herbert Fishman Systems Engineering And Manufacturing 6
#36 Kim R. Choate GE 5
#36 Patrick Collins GE 5
#36 Charles E. Nester Savage Arms 5
#36 John Mandzy Lockheed Martin 5
#36 Peter James Zuber GE 5
#36 Christopher Wall Pcp Tactical 5
#36 Inder K. Magoon GE 5
#36 Jacob Scott LaBelle Sabic Global Technologies B.V. 5
#36 James Kostyun 5
#36 William R. Schlich GE 5
#36 Bernard Tremblay Alberta Research Council 5
#36 Lynn M. Martynowicz GE 5
#36 Robert A. Pate GE 5
#36 Michael D. Bertolucci Highland Industries 5
#50 Patrick E. Gallagher GE 4

Part of Massachusetts