Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Hamden, CT ranks #1,326 worldwide for total patents filed in 2021, with 105 patents from 65 inventors. Leading employers of inventors based in Hamden, CT include Hamilton Sundstrand, Covidien Lp, Achillion Pharmaceuticals.

Showing 1–50 of 65 inventors

Rank Inventor Primary Company Patents
1 Randolph Carlton McGee Hamilton Sundstrand 6
1 David Valentine Covidien Lp 6
3 Venkat Rao Gadhachanda Achillion Pharmaceuticals 5
3 Atul Agarwal Achillion Pharmaceuticals 5
#5 Godwin Pais Achillion Pharmaceuticals 4
#5 Ronald Albright Yale University 4
#7 Garrett P. Ebersole Covidien Lp 3
#7 Amy L. Kung Covidien Lp 3
#7 Matthew T. Luszcz Sikorsky Aircraft 3
#10 Richard Lech Covidien Lp 2
#10 Rolland Strasser Berry Plastics 2
#10 Sean Evelich Blue Buffalo Enterpises 2
#10 Jan Willem Thuring Bristol-Myers Squibb 2
#10 Henry E. Holsten Covidien Lp 2
#10 David A. Johnson Jfs B.V. 2
#10 Priti Kumar Industry-University Cooperation Foundation Hanyang University 2
#10 Edward A. Schuler Measurement Systems 2
#10 Kenny Padro Hubbell Incorporated 2
#10 William L. D'Agostino Johnson & Johnson 2
#20 Jeffrey Lipton Cornell University 1
#20 Raphael Shmuel Ryger Camelot Uk Bidco Limited 1
#20 Donald Kastel RTX (Raytheon) 1
#20 Gwenda Ligon Celldex Therapeutics 1
#20 Ryan Dubey Centrix 1
#20 Steven M. Girvin Yale University 1
#20 Uri Reich Veeva Systems 1
#20 John Chay 1
#20 Christopher Gromisch Boston University 1
#20 Jacqueline Jones Covidien Lp 1
#20 Robert F. Snyder Raymond Engineering 1
#20 Jeremy Griffin C.R. Bard 1
#20 Laureen Colis 1
#20 Anthony Ceniccola Covidien Lp 1
#20 Robert R. Scott Ultradent Products 1
#20 Vincent Infante Certainteed Gypsum 1
#20 Roanit Fernandes Covidien Lp 1
#20 Aleksandr M. Ananin Lagree Technologies 1
#20 Joel Cacopardo 1
#20 Michael Fischer Oris Fahrzeugteile Hans Riehle Gmbh 1
#20 Abdullah A. Aldossary Saudi Arabian Oil 1
#20 Robert L. Richards Amoco 1
#20 Kneil Northrop Sikorsky Aircraft 1
#20 Joel D. Schall Henkel Ip & Holding Gmbh 1
#20 Jeffrey R. Gruen Yale University 1
#20 Benjamin Edward Isabella Lockheed Martin 1
#20 Peter Vincent Lier Lyman Products 1
#20 Adam Patkin Perkinelmer Health Sciences 1
#20 Michael Choma Ford 1
#20 Jimin Wang Thermo Fisher 1
#20 Yi Hsuan Lo Vibrametrics 1

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