Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Litchfield, NH ranks #2,944 worldwide for total patents filed all time, with 1,036 patents from 107 inventors. Leading employers of inventors based in Litchfield, NH include Deka Products Limited Parternship, Velcro Industries B.V., Hubbell Incorporated.

Showing 1–50 of 107 inventors

Rank Inventor Primary Company Patents
1 Kevin L. Grant Deka Products Limited Parternship 204
2 Brian D. Tracey Deka Products Limited Parternship 126
3 George A. Provost Velcro Industries B.V. 67
#4 John D. Lefavour Hubbell Incorporated 64
#5 Gary A. Jordan Boston Scientific Scimed 48
#6 Evan Ronald Martin Hubbell Incorporated 38
#7 Susan D. Dastous Deka Products Limited Parternship 25
#8 Richard E. Robicheau Hubbell Incorporated 24
#8 Stan Robert Gilbert Boston Scientific Scimed 24
#10 Stanley Gilbert Transguard Industries 19
#11 Todd E. Kepple Symbotic 18
#11 Steven C. Owens Baker Hughes Holdings 18
#13 Brendan Fee Enterasys Networks 16
#14 Richard Vreeland Intel 15
#15 Scott Edward Corbeil Atrium Medical 14
#16 Joan MacNeill Cell Signaling Technology 12
#17 Daniel Guerin L'Air Liquide, Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude 11
#18 David M. Hrubowchak Osram Sylvania 10
#18 James M. McKearin Metro International Biotech 10
#18 Reginald J. Moreau Ty-Flot 10
#21 Donald Bryce Johnson Horiba Instruments Incorporated 9
#21 Nandakumar Vaidyanathan Presstek, Llc. 9
#21 Steve Tracy Advanced Plating 9
#21 Robert V. Ledoux Bull Hn Information Systems 9
#25 David B. Doherty Deka Products Limited Parternship 8
#26 Deborah A. Briggs Nellcor Incorporated 7
#26 Wayne S. Merrill Millipore 7
#26 Nathaniel Cambray Rai Strategic Holdings 7
#26 Michael J. Vinskus Mercury Computer Systems 7
#26 Michael Kidd Capital One Services 7
#31 Randall P. Brown Engelhard 6
#31 David V. Layne Eli Lilly 6
#31 Charles J. Purwin Broadcom 6
#31 Paul R. Marquis Deka Products Limited Parternship 6
#31 Richard Rochford Bae Systems Information And Electronic Systems Integration 6
#31 Thomas Gannon Ttm Technologies 6
#31 Steven Landry General Motors 6
#38 Michael Danforth Lincoln US Air Force 5
#38 Quentin J. Lewis Oracle 5
#38 Jeffrey Robert Towne AT&T 5
#38 Charles Alessi Sonos 5
#38 Gary JORDAN Boston Scientific Scimed 5
#43 Cary Scofield Verizon 4
#43 James R. Queenan Morphotrust Usa 4
#43 Peter Schibly 4
#43 Anthony Curreri Davox 4
#43 Brian L. Tracey Deka Products Limited Parternship 4
#43 Timothy G. Wade Cisco 4
#43 Ajibola O. Ibidunni AT&T 4
#50 Gary Walker Honeywell 3

Part of New Hampshire