Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Suffield, CT ranks #2,857 worldwide for total patents filed in 2022, with 42 patents from 20 inventors. Leading employers of inventors based in Suffield, CT include RTX (Raytheon), Massachusetts Mutual Life Insurance, Hamilton Sundstrand.

Showing 1–20 of 20 inventors

Rank Inventor Primary Company Patents
1 Evan Butcher RTX (Raytheon) 8
2 Jiby John Massachusetts Mutual Life Insurance 5
3 Thomas M. Zywiak Hamilton Sundstrand 3
3 Francis Parnin RTX (Raytheon) 3
3 Gerald P. Dyer Hamilton Sundstrand 3
#6 David R. Danielson Hamilton Sundstrand 2
#6 John Sedor Hartford Fire Insurance 2
#6 Robert Nutini Unknown 2
#6 Adam Woods Hamilton Sundstrand 2
#6 Ronald Francis Konopacki GE 2
#11 Andrea T. Kwaczala Western New England University 1
#11 Andrea Kwaczala Yale University 1
#11 Douglas E. Sansom RTX (Raytheon) 1
#11 Keith E. Golembiewski Hartford Fire Insurance 1
#11 Mark A. Zaffetti Hamilton Sundstrand 1
#11 Donald H. Spencer RTX (Raytheon) 1
#11 Nandan Ukidwe Soliton 1
#11 Thomas G. Corley Hamilton Sundstrand 1
#11 Rodney M. LaFollette Bipolar Technologies 1
#11 Christopher Ellithorpe Skyre 1

Part of Connecticut