Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

South Windsor, CT ranks #1,155 worldwide for total patents filed all time, with 2,897 patents from 420 inventors. Leading employers of inventors based in South Windsor, CT include Audi Ag, IBM, Hamilton Sundstrand.

Showing 1–50 of 420 inventors

Rank Inventor Primary Company Patents
1 Robert Mason Darling Audi Ag 71
2 Chin-Long Chen IBM 65
3 Murtuza Lokhandwalla Hamilton Sundstrand 60
#4 Blair A. Smith Hamilton Sundstrand 59
#5 Russell J. Bergman RTX (Raytheon) 52
#6 Jagadeesh Kumar Tangudu Hamilton Sundstrand 47
#7 Alan F. Savicki The Glad Products 45
#7 Thomas J. Watson RTX (Raytheon) 45
#9 Carlos Martinez Abb Schweiz Ag 44
#9 Dennis M. Moura RTX (Raytheon) 44
#11 Sameh Dardona RTX (Raytheon) 41
#12 Zhongfen Ding RTX (Raytheon) 39
#13 Leon A. Newman Coherent 38
#13 John E. Holowczak RTX (Raytheon) 38
#15 Ulf J. Jonsson Carrier 36
#16 James S. Elder Hamilton Sundstrand 35
#17 Om P. Sharma RTX (Raytheon) 32
#18 Catherine Thibaud Hamilton Sundstrand 31
#19 Kanishka Tankala Nufern 29
#20 Keshava B. Kumar RTX (Raytheon) 28
#20 Parag M. Kshirsagar Hamilton Sundstrand 28
#20 Ellen Y. Sun RTX (Raytheon) 28
#23 Fabio Bertolotti Hamilton Sundstrand 27
#23 Samuel Lin Loctite 27
#23 Vincent C. Nardone RTX (Raytheon) 27
#23 Robert DeFelice Hamilton Sundstrand 27
#27 Vijay Narayan Jagdale RTX (Raytheon) 26
#28 Shankar S. Magge RTX (Raytheon) 25
#28 Gary Hamilton Sturm, Ruger & Company 25
#28 John H. Whiton Hamilton Sundstrand 25
#31 Nagendra Somanath RTX (Raytheon) 24
#32 Joseph R. Vivirito Gerber Technology 23
#32 Timothy H. Wentzell Combustion Engineering 23
#34 Antonio M. Vincitore Carrier 22
#34 Gajawalli V. Srinivasan RTX (Raytheon) 22
#34 Timothy N. Obee Carrier 22
#37 Matthew P. Forcier RTX (Raytheon) 21
#37 David J. Sirag, Jr. Otis Elevator 21
#37 Dinesh K. Gupta RTX (Raytheon) 21
#40 Yinshan Feng Carrier 20
#40 Zubair Ahmed Baig RTX (Raytheon) 20
#40 Subrata K. Mondal Inertech Ip 20
#43 Foster P. Lamm 19
#43 Matthew P. Burdzy Henkel Limited 19
#43 James P. Sutton IBM 19
#46 Yan-Zuo Chen Entire Technology Co. 18
#46 Ronald J. Straayer Gerber Systems 18
#48 Parmesh Verma RTX (Raytheon) 17
#48 Glen E. Schukei Combustion Engineering 17
#50 Thomas P. Hamilton RTX (Raytheon) 16

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