Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Ellington, CT ranks #2,518 worldwide for total patents filed all time, with 1,232 patents from 186 inventors. Leading employers of inventors based in Ellington, CT include RTX (Raytheon), Hamilton Sundstrand, Abb Schweiz Ag.

Showing 1–50 of 186 inventors

Rank Inventor Primary Company Patents
1 Joseph V. Mantese RTX (Raytheon) 144
2 Louis J. Bruno Hamilton Sundstrand 100
3 Thomas A. Fuhlbrigge Abb Schweiz Ag 76
#4 Anthony R. Bifulco RTX (Raytheon) 48
#5 Coy Bruce Wood RTX (Raytheon) 45
#6 Kenneth O. Wood Gerber Scientific Products 41
#7 Martin L. Spartz Mls Acq 37
#8 Joshua Daniel Winn RTX (Raytheon) 35
#9 Scott D. Virkler RTX (Raytheon) 30
#10 Thomas W. Trueb Truebro 22
#11 Dmitriy B. Sidelkovskiy RTX (Raytheon) 21
#12 James M. King HP 20
#13 Herbert J. Setzer RTX (Raytheon) 15
#14 Anthony S. Bonanno Mls Acq 14
#14 Gary Full Otis Elevator 14
#16 Roy W. Schneider RTX (Raytheon) 12
#16 Christopher Moore The Coast Distribution System 12
#16 Richard Rusich Hamilton Sundstrand 12
#16 Jeffrey Murray Gerber Coburn Optical 12
#20 Ronald B. Webster Gerber Scientific Products 11
#20 Thomas A. Griswold Brymill 11
#22 Todd Williams IBM 10
#22 Xiaoyuan Chang Otis Elevator 10
#22 Frank J. Trzcinski RTX (Raytheon) 10
#25 Bradley C. Schafer RTX (Raytheon) 9
#25 John Viega Cidra Corporate Services 9
#25 Konda Reddy Chevva Otis Elevator 9
#25 Robert M. Vaida Gerber Garment Technology 9
#25 David J. McFarlin RTX (Raytheon) 9
#30 Justin M. Aniello RTX (Raytheon) 8
#30 Kenneth V. Margotta Combustion Engineering 8
#30 Andrew Foose Gulfstream Aerospace 8
#30 Andrew J. Thompson IBM 8
#30 Scott McKay Ankleaid 8
#30 David L. Motto RTX (Raytheon) 8
#30 David T. Feindel RTX (Raytheon) 8
#30 William G. Tempelman RTX (Raytheon) 8
#38 Garth W. Boyd Deringer-Ney 7
#38 David Donald Chapdelaine RTX (Raytheon) 7
#38 David W. Gerlach Carrier 7
#38 George Vartanian International Fuel Cells 7
#38 Walter L. Glomb, Jr. RTX (Raytheon) 7
#38 Stanley E. Matczak Seals-It 7
#44 Jeffrey A. Eldridge Hamilton Sundstrand 6
#44 Michael E. Folsom Hamilton Sundstrand 6
#44 Richard H. Bostiga Hamilton Sundstrand 6
#44 Michael McAuliffe Scan-Optics 6
#44 Edward F. Scanlon Scan-Optics 6
#44 Steven J. Sirica RTX (Raytheon) 6
#44 Bernard J. Raver RTX (Raytheon) 6

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