Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Bridgeport, CT ranks #2,670 worldwide for total patents filed all time, with 1,157 patents from 303 inventors. Leading employers of inventors based in Bridgeport, CT include United States Surgical, Heartport, Unger Marketing International. That works out to 7.8 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 303 inventors

Rank Inventor Primary Company Patents
1 Dominick Mastri United States Surgical 94
2 Jeffrey A. Stein Heartport 40
3 John A. Triunfo, Jr. Unger Marketing International 39
#4 Betty Jean Zayas Lightsources 34
#5 Edward P. Daniels Pitney Bowes 32
#6 John Brian Bartolone Unilever Home & Personal Care Usa, Division Of Conopco 28
#7 Michael J. Marchetti Hubbell Incorporated 22
#8 Thomas M. Pfeifer Pitney Bowes 21
#8 Stephanie Ferreira Medical Instill Technologies 21
#8 Victor H. Weiss Cymbet 21
#11 Robert Camp Unger Marketing International 20
#12 Nataniel Barbosa Vicente GE 18
#13 Joseph Cachina North American Specialties 16
#14 Arnold Schwartz Perkinelmer 15
#14 Robert K. Gottlieb Pitney Bowes 15
#16 David R. Locke Remington Products 14
#17 William Jacobs, III American Cyanamid 13
#18 Barry Gelernt University Of Arizona 11
#18 Duc H. Tran Pitney Bowes 11
#20 Alexander F. Wu Vulkor Incorporated 10
#20 Erica Kelly Turncare 10
#20 Walter H. Cano Baldwin Graphic Systems 10
#20 Linda Seaman Turncare 10
#20 Ali El-Haj Casco Products 10
#20 Luis Cavada Applica Cosumer Products 10
#26 Russell A. Budzilek Northrop Grumman 9
#26 Constantin Tomoiu 9
#28 Benjamin Singer Pitney Bowes 8
#28 Luc Langouet Virginia Panel 8
#28 Victor Antonio PEREZ-FALCON Asml Holding N.V. 8
#31 Robert Berry American Express 7
#31 John T. Ciaffone Warner-Lambert Company 7
#31 William E. Springer Clairol Incorporated 7
#31 Andrew M. Wood Ablynx N.V. 7
#31 Sam Thieu Wong Otis Elevator 7
#31 Theodore A. Girard Glyco Ag 7
#31 Marco J. Castaldi Precision Combustion 7
#38 Joseph C. Pentland 6
#38 George T. Milo Avco 6
#38 Richard Markus United States Surgical 6
#38 Charles L. Meteer Isorca 6
#38 Andrei Rosca Formula Labs 6
#38 Angela Njo Pitney Bowes 6
#38 Roland C. Paradis Perkinelmer 6
#45 Douglas M. Dunklee United States Surgical 5
#45 Stephen A. DeFonzo Rex Medical 5
#45 Kevin Hill Tradeweb Markets 5
#45 Meedia A. Kareem Kx Technologies 5
#45 Evin Gamal Prather The Gillette Company 5
#45 Joseph E. Vostovich GE 5

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