Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Concord, MA ranks #494 worldwide for total patents filed in 2017, with 264 patents from 116 inventors. Leading employers of inventors based in Concord, MA include Epizyme, Trustees Of Tufts College, Codexis.

Showing 1–50 of 116 inventors

Rank Inventor Primary Company Patents
1 Richard Chesworth Epizyme 20
2 David L. Kaplan Trustees Of Tufts College 19
3 Steven J. Collier Codexis 15
#4 Mark W. Gailus Amphenol 9
#5 Michael S. Wengrovitz Mutualink 8
#5 David Eric Schwartz Palo Alto Research Center Incorporated 8
#7 Ian Nicholson Whitehead Schawbel Technologies 7
#8 Nathaniel J. Kemp The Volcano 6
#9 Ganesh Sundaram Ultratech 5
#9 Geoffrey M. Clemm IBM 5
#9 Philip L. Hower Texas Instruments 5
#12 Matthew Fonte Arthrex 4
#12 Christopher M. Micali Sense Labs 4
#12 Mark T. Bilodeau Merck 4
#12 John R. Linton Samsung 4
#12 Dev V. Gupta Integrated Network 4
#17 Irl W. Smith RTX (Raytheon) 3
#17 David C. Douglas Oracle 3
#17 Percy Tzelnic Emc 3
#17 Brian Alexander Selden Clearmotion 3
#17 Douglas Scott Johnson Pfizer 3
#17 Erik L. Waldron Draper Laboratory 3
#17 Richard Speer Osram Sylvania 3
#24 Tiecheng Zhao Terarecon 2
#24 Edward G. Tiedemann, Jr. Qualcomm 2
#24 Robert Alan Goodnow, Jr. Hoffmann-La Roche 2
#24 Patrick F. Henning Spectro Scientific 2
#24 Cheuk Wah Wong Irobot 2
#24 Basak Ulker Karbeyaz 2
#24 George F. COLONY 2
#24 Guenter Schneider Outotec Oyj 2
#24 Eric Clayton Sonos 2
#24 Andrew D. Marchese Amazon 2
#24 Colin R. Gardner The Johns Hopkins University 2
#24 Joanna Swain Bristol-Myers Squibb 2
#24 Ajamu A. Wesley IBM 2
#24 Kerry L. Spear Sunovion Pharmaceuticals 2
#24 Miodrag Oljaca Cabot 2
#24 Brian Fife Rovi Guides 2
#24 Ralph Droms Cisco 2
#24 Lynn Hawkins Eisai R&D Management Co. 2
#24 Satish Agrawal Performance Indicator 2
#24 Claudio Topolcic Glance Networks 2
#24 Cynthia Monesa Clark Aerpio Therapeutics 2
#24 Michael Harrison Decker Amazon 2
#24 Taras P. Riopka Aware 2
#47 Victor Poirier Tc1 1
#47 Ethan Geil Bitsight Technologies 1
#47 Eric Mazur Harvard University 1
#47 Jacob Epstein Rocket Innovations 1

Part of Massachusetts