Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Windsor, CT ranks #1,133 worldwide for total patents filed in 2018, with 117 patents from 37 inventors. Leading employers of inventors based in Windsor, CT include RTX (Raytheon), Hamilton Sundstrand, Abb Schweiz Ag.

Showing 1–37 of 37 inventors

Rank Inventor Primary Company Patents
1 Michael G. McCaffrey RTX (Raytheon) 24
2 Jesse M. Chandler RTX (Raytheon) 22
3 Christopher McAuliffe Hamilton Sundstrand 16
#4 Brian P. Cigal RTX (Raytheon) 5
#5 George Q. Zhang Abb Schweiz Ag 4
#5 Carl R. Verner RTX (Raytheon) 4
#7 Kevin M. Rankin Hamilton Sundstrand 3
#7 James A. Madison Hartford Fire Insurance 3
#7 Paul J. Rothman Cidra Corporate Services 3
#10 Ahmad M. Mahmoud Carrier 2
#10 August M. Coretto Hamilton Sundstrand 2
#10 Jeremy M. Strange Hamilton Sundstrand 2
#10 James B. Coffin RTX (Raytheon) 2
#10 Andrew Hamilton Coward Meta 2
#15 Ethan Flow Hamilton Sundstrand 1
#15 Peter T. Bothwell Hartford Fire Insurance 1
#15 Yvette Nieves The Travelers Indemnity 1
#15 Paul J. Chapman GE 1
#15 Jamal A Ingram 1
#15 Muhammad Al-Amin Niang 1
#15 Barbara M. Peyton Hamilton Sundstrand 1
#15 Diane G. Drew Hamilton Sundstrand 1
#15 Michael J. Dulz The Travelers Indemnity 1
#15 Mark S. Cashman Hartford Fire Insurance 1
#15 Gregory Hanlon Perkinelmer Health Sciences 1
#15 Matthew Wenner Hamilton Sundstrand 1
#15 Michael Zager Hamilton Sundstrand 1
#15 James R. Midgley RTX (Raytheon) 1
#15 Harald Josef Stabb Abb Schweiz Ag 1
#15 Ann S. Tuttle The Travelers Indemnity 1
#15 Robert L. Hazzard RTX (Raytheon) 1
#15 Allan Gunn Ferry GE 1
#15 Gregory John Quinn Hamilton Sundstrand 1
#15 John M. Dehais Hamilton Sundstrand 1
#15 Andre Herman Troughton RTX (Raytheon) 1
#15 Nirmal K. Jain 3M 1
#15 Lisa M DeFreitas Hartford Fire Insurance 1

Part of Connecticut