Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Norwalk, CT ranks #1,141 worldwide for total patents filed in 2021, with 126 patents from 64 inventors. Leading employers of inventors based in Norwalk, CT include Covidien Lp, IBM, Henkel Ag & Co. Kgaa. That works out to 1.4 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 64 inventors

Rank Inventor Primary Company Patents
1 Jacob C. Baril Covidien Lp 25
2 Kenneth A. Goldman IBM 8
2 Glenn William Kaye Henkel Ag & Co. Kgaa 8
#4 Arun Hampapur IBM 5
#5 Joseph P. Orban, III Intuitive Surgical 4
#5 Constantin Mircea Adam IBM 4
#7 Po Hu Mastercard 3
#7 Vichai Levy Protegrity 3
#9 Sean Coleman Keenan 2
#9 John Michael Pacino Audacy Operations 2
#9 James J. Coffey Cfph 2
#9 Mark Hrozenchik Crestron Electronics 2
#9 Ronald Henderson Priceline.Com 2
#9 Irit Tzemah Asml Holding N.V. 2
#9 Stuart A. Schweid Xerox 2
#9 David Green Amazon 2
#9 Daniel Murphy Synchrony Bank 2
#9 Faury Francisco Rodriguez Datto 2
#19 Christine Wong Priceline.Com 1
#19 Ronald Peter Albright Asml Holding N.V. 1
#19 Chad A. Kosie Datto 1
#19 Steven A. Schulman Royal Consumer Products 1
#19 Phuong Hoang Hills Point Industries 1
#19 Robert Buckley Barnes Engineering 1
#19 Vincent Morelli Mastercard 1
#19 Helen KOTANIDES Eli Lilly 1
#19 Sarbjeet S. Rayat 1
#19 Ryan Kopreski 1
#19 Manikandan Dharamarajan IBM 1
#19 Morten Kristiansen Cycling Sports Group 1
#19 Eric Quinlan Iex Group 1
#19 Sevia N. Phillips Liberty Peak Ventures 1
#19 Ashley Kurose Mrk Fine Arts 1
#19 Alexi Cassudakis Mrk Fine Arts 1
#19 John K. Nawrocki 1
#19 Alon Rosenthal Mapper Lithography Ip B.V. 1
#19 Weston Behling RTX (Raytheon) 1
#19 Thomas P. Blackadar Nike 1
#19 Will Homes Priceline.Com 1
#19 George D. Skeete 1
#19 Pradeep K. Govil Asml Holding N.V. 1
#19 Ryan James Burney Cycling Sports Group 1
#19 Virginia Juliano V. Juliano Communications 1
#19 Phu-Ern Thomas Heng Cycling Sports Group 1
#19 Punyashloka Biswal Palantir Technologies 1
#19 Charles A. Curtiss Stokely-Van Camp 1
#19 Damoon SOHRABIBABAHEIDARY Asml Holding N.V. 1
#19 Lawrence A. Flood Cytec Technology 1
#19 Giovanni Roberto Carvelli Datto 1
#19 Douglas C. CAPPELLI Asml Holding N.V. 1

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