Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Hampstead, NH ranks #4,946 worldwide for total patents filed all time, with 541 patents from 87 inventors. Leading employers of inventors based in Hampstead, NH include Brooks Automation Gmbh, Cv6 Therapeutics (Ni) Limited, Coldsnap.

Showing 1–50 of 87 inventors

Rank Inventor Primary Company Patents
1 Christopher Hofmeister Brooks Automation Gmbh 131
2 Mark Spyvee Cv6 Therapeutics (Ni) Limited 39
3 John Heymans Coldsnap 29
#4 Steven C. Sprinkle Skyworks Solutions 18
#5 Arthur A. Berube Telepharmacy Solutions 16
#5 Jon Thomas Lea GE 16
#7 Aaron P. St. Peter Saucony 15
#8 Todd Baker Izotope 14
#9 William R. Clark Mks Instruments 13
#10 Bruce Hamilton 12
#11 Steven C. Leavitt 10
#11 Clint Veino American Power Conversion 10
#11 Alan J. Bielunis RTX (Raytheon) 10
#11 Philip George Hunt 10
#15 Karl Lohmueller Malden Mills Industries 8
#15 Richard H. Breinlinger Schneider Automation 8
#15 Thomas J. Scanlon Flir Systems 8
#18 Matthew J. Thiele Bae Systems Information And Electronic Systems Integration 7
#18 Douglas B. Johnson Vanderbilt University 7
#18 William M. Buchanan AT&T 7
#21 Jonathan Wilson MIT 6
#21 Ken Conti Davco Technology 6
#21 Richard P. Antkowiak A.W. Chesterton 6
#24 Sarah Laperriere Hubbell Incorporated 5
#24 Stephen J. Quigley Analogic 5
#24 Todd Durant Arc Technologies 5
#24 Craig R. Davidson GE 5
#24 Richard J. Lawrance GE 5
#29 Peter Schulter Geneial 4
#29 Charles Harkins Hudson Technologies 4
#29 Carolyn Bergkuist Fisher Scientific Company, L.L.C. 4
#29 Louis E. Griffith 4
#29 Joseph Lazzaro Hampshire Chemical 4
#29 Michael Rogers Halliburton Energy Services 4
#29 Greg Cheever Cisco 4
#29 Tom Scanlon Flir Systems 4
#29 Sean Erik Dyer Blubox Security 4
#38 Jason D. Berube Maytag 3
#38 Kevin Gagne Analog Devices 3
#38 Devan E. Johnston Hubbell Incorporated 3
#38 Brian G. Lariviere Osram Sylvania 3
#38 Michael Francis Cavanaugh Clarkwestern Dietrich Building Systems 3
#43 Mona D. Jensen Fisher Scientific Company, L.L.C. 2
#43 Matt Gorham Felton 2
#43 Benjamin Glace Presspart Gmbh &Co. Kg 2
#43 Chris Hofmeister Veeco Instruments 2
#43 Dennis A. Morrison RTX (Raytheon) 2
#43 Wendell J. Lough 2
#43 Matthew Gorham Felton 2
#43 James E. Respaut 2

Part of New Hampshire