Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ipswich, MA ranks #2,266 worldwide for total patents filed in 2019, with 62 patents from 35 inventors. Leading employers of inventors based in Ipswich, MA include Isolynx, Proteus Industries, Nxstage Medical. That works out to 14.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–35 of 35 inventors

Rank Inventor Primary Company Patents
1 Douglas J. DeAngelis Isolynx 8
2 Stephen D. Kelleher Proteus Industries 5
3 Scott W. Newell Nxstage Medical 4
3 Anthony J. Lochtefeld TSMC 4
#5 William Williams, III Rohm And Haas Electronic Materials 2
#5 Alec Ferguson Sonos 2
#5 Ivan R. Correa, Jr. New England Biolabs 2
#5 Timothy J. Miller Varian Semiconductor Equipment Associates 2
#5 Peter Daniel Shippen Analogic 2
#5 Brian T. Hone Xmos 2
#5 Josh York Psivida Us 2
#5 Romualdas Vaisvila New England Biolabs 2
#5 Michael Judy Analog Devices 2
#5 Daniel W. Brown Crowdstrike 2
#15 Joe Stella Dacor 1
#15 Brian Benscoter Roberts GE 1
#15 Timothy Perrault Symbotic 1
#15 Daniel John Niezgocki Chattan Microsoft 1
#15 Brendan Galvin New England Biolabs 1
#15 Minyong Chen New England Biolabs 1
#15 Evan Parker Insights International Holdings 1
#15 Steven C. Borichevsky Varian Semiconductor Equipment Associates 1
#15 Bruce R. Bistrian New England Deaconess Hospital 1
#15 Michael Ashley Dresser Industries 1
#15 Marvin Farley Applied Materials 1
#15 Ming Wang Northwestern University 1
#15 Francois Hauville Fipak Research And Development 1
#15 Courtney A. Rosales Incept 1
#15 Diane K. Stewart Fei 1
#15 Christopher Bocci 1
#15 Lori Brock Osram Sylvania 1
#15 Courtney Ann Renninger GE 1
#15 Michael Sproviero New England Biolabs 1
#15 Courtney Ann Kiszewski GE 1
#15 Hua Wei New England Biolabs 1

Part of Massachusetts