Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Berlin, CT ranks #6,395 worldwide for total patents filed all time, with 383 patents from 87 inventors. Leading employers of inventors based in Berlin, CT include RTX (Raytheon), Rheem Manufacturing, Shell Oil Compny.

Showing 1–50 of 87 inventors

Rank Inventor Primary Company Patents
1 Enzo DiBenedetto RTX (Raytheon) 45
2 Eric R. Jurczyszak Rheem Manufacturing 29
3 Robert M. Lewis Shell Oil Compny 22
#4 Sean Brown Whelen Engineering Company 13
#5 Louis G. Bobrowski 12
#5 Theodore W. Hall RTX (Raytheon) 12
#5 Pawel Abramek Covidien Lp 12
#8 Ronald S. Slusarski Sargent Manufacturing 11
#8 Phillipp J. Quedens Amerimas Home Products 11
#8 Krzysztof Barnat RTX (Raytheon) 11
#11 Steven D. Coste Otis Elevator 10
#11 Benjamin J. Watson Otis Elevator 10
#13 Ken Lagueux RTX (Raytheon) 9
#14 Dale R. Barrett Otis Elevator 8
#15 Philip S. Gross Abl Ip Holding 7
#15 Olindo Savi The Siemon 7
#17 Vinay Patel Allegion Access Technologies 6
#17 Steven Vandrilla 6
#17 Thorn W. Dickinson The Torrington 6
#20 Thomas J. Campanelli Covidien Lp 5
#20 John J. Nappi, Sr. Osram Sylvania 5
#20 Kurt J. Doughty Hamilton Sundstrand 5
#23 Neil E. Anderson General Motors 4
#23 Kirtikumar H. Patel Ballard Power Systems 4
#23 Philip R Gross Everbrite 4
#23 Thomas J. Campanelli Alstom Technology 4
#23 Glenn N. Glennon The Abbott Ball 4
#23 Sandra J. Meyerhofer Hartford Fire Insurance 4
#23 David Crenella Otis Elevator 4
#23 Daniel Carminati RTX (Raytheon) 4
#23 Raymond Pennoyer Covidien Lp 4
#32 Mimi Nguyen-Vu RTX (Raytheon) 3
#32 Joe Spagua Standard Knapp 3
#32 Steve Chamberland 3
#32 Brett Barwick Caltech 3
#32 Steven Spaderna Curagen 3
#32 Robert Scillia 3
#38 Russell S. Giller 2
#38 Joanne Costardo 2
#38 Mark Besharat Motorola 2
#38 Mario Santangelo Tyco Healthcare Group Lp 2
#38 Pavel Baldea 2
#38 Robert R. Siegler Caterpillar 2
#38 Christine C. Anderson 2
#38 Terence J. Anderson 2
#38 Paula M. Gontarz Loctite 2
#38 Christopher R. Cardillo Infiltrator Systems 2
#38 Adam Szczesniak Evoqua Water Technologies 2
#38 William Eaton Holden, III Otis Elevator 2
#38 John Kuleza 2

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