Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ipswich, MA ranks #2,361 worldwide for total patents filed in 2016, with 50 patents from 24 inventors. Leading employers of inventors based in Ipswich, MA include TSMC, Nxstage Medical, Isolynx. That works out to 11.4 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–24 of 24 inventors

Rank Inventor Primary Company Patents
1 Anthony J. Lochtefeld TSMC 10
2 Scott W. Newell Nxstage Medical 4
2 Douglas J. DeAngelis Isolynx 4
#4 Ming Wang Northwestern University 3
#4 Stephen D. Kelleher Proteus Industries 3
#4 Patrick M. Martin Varian Semiconductor Equipment Associates 3
#4 Timothy J. Miller Varian Semiconductor Equipment Associates 3
#8 Brian T. Hone Xmos 2
#8 Michael Judy Analog Devices 2
#8 Ivan R. Correa, Jr. New England Biolabs 2
#11 Oliver Christ Sdl Plc 1
#11 Warren P. Moskowitz Osram Sylvania 1
#11 Bruce R. Bistrian New England Deaconess Hospital 1
#11 Steven C. Borichevsky Varian Semiconductor Equipment Associates 1
#11 Alex Van Alen Plusone Sports 1
#11 Daniel Edward Demers GE 1
#11 Harrison O'Hanley 1
#11 William Dole Novartis Ag 1
#11 Kurt Stam IBM 1
#11 Romualdas Vaisvila New England Biolabs 1
#11 June Pais New England Biolabs 1
#11 William Williams Rohm And Haas Electronic Materials 1
#11 Lori Brock Osram Sylvania 1
#11 Hua Wei New England Biolabs 1

Part of Massachusetts