Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Colchester, VT ranks #920 worldwide for total patents filed all time, with 3,626 patents from 432 inventors. Leading employers of inventors based in Colchester, VT include IBM, Micron, Schonbeck Worldwide Lighting.

Showing 1–50 of 432 inventors

Rank Inventor Primary Company Patents
1 Mark C. Hakey IBM 228
2 Wendell P. Noble Micron 189
3 Timothy H. Daubenspeck IBM 167
#4 Michael R. Ouellette IBM 119
#5 Hanyi Ding IBM 112
#5 Robert M. Rassel IBM 112
#7 Timothy J. Dell IBM 96
#8 John K. DeBrosse IBM 93
#9 David M. Audette IBM 77
#10 Andrew Schuyler Schonbeck Worldwide Lighting 72
#11 Howard L. Kalter IBM 62
#12 John W. Clader Schering 60
#13 Richard A. Phelps IBM 55
#14 Michael J. Zierak IBM 54
#15 Douglas W. Stout IBM 50
#16 Steven F. Oakland IBM 47
#16 Norbert G. Vogl IBM 47
#18 Michael S. Hibbs IBM 42
#19 John B. Campi, Jr. IBM 40
#20 Alvar A. Dean IBM 35
#21 Jerry D. Hayes IBM 33
#22 Dale E. Pontius IBM 32
#23 Luigi Ternullo, Jr. IBM 30
#24 Carter W. Kaanta IBM 29
#25 Frank Ray Keyser, III Atmel 28
#26 Ramsey Hazbun Globalfoundries U.S. 26
#27 Kenneth G. Mann The University Of Vermont And State Agriculture College 25
#27 Bradley A. Orner IBM 25
#29 Robert E. Busch IBM 24
#29 Robert S. Horton IBM 24
#31 Tariq Quadir Emerson Electric 23
#31 Gary D. Grise IBM 23
#31 Brian Worth IBM 23
#31 Cameron E. Luce IBM 23
#31 Matthew J. Rutten IBM 23
#31 Thomas B. Faure IBM 23
#37 Felix P. Anderson IBM 22
#37 Kenneth A. Lauricella IBM 22
#39 Mark D. Jacunski IBM 21
#39 Reid A. Wistort IBM 21
#41 Timothy W. Budell IBM 20
#41 John Edward Derrick IBM 20
#43 Valery Kagan Hazelett Strip-Casting 19
#44 Phillip F. Chapman IBM 18
#45 William A. Syverson IBM 17
#45 Endre P. Thoma IBM 17
#45 Patrick E. Perry IBM 17
#45 Terrance John Zittritsch IBM 17
#45 Charles A. Whiting IBM 17
#50 Florian Lang Burton 16

Part of Vermont