Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Fairfield, CT ranks #1,476 worldwide for total patents filed in 2018, with 88 patents from 51 inventors. Leading employers of inventors based in Fairfield, CT include Igt, IBM, Acme United.

Showing 1–50 of 51 inventors

Rank Inventor Primary Company Patents
1 Stephen C. Tulley Igt 10
2 Daniel C. Krook IBM 5
2 Michael Cioffi Acme United 5
#4 Robert C. Tedesco Igt 4
#5 James M. Valentine Clean Diesel Technologies 3
#5 Kenny Unser Mastercard 3
#5 Michael Terranova Colgate-Palmolive 3
#5 William F. Greenwood 3
#5 Daniel Peter Sterling Henkel Ag & Co. Kgaa 3
#5 Mark Josef Schuster Asml Holding N.V. 3
#11 Rajnish Jain Protegrity 2
#11 Curtis Allen Clarke As Seen On Pc 2
#11 David Shafer Carl Zeiss Smt Gmbh 2
#11 Matthew J. Wiant Compagnie Gervais Danone 2
#11 Gregory R. Hires Becton, Dickinson And 2
#16 Ray Quinlan Citibank, N.A. 1
#16 Alexander Kingston Shutak Conopco 1
#16 Nison Galperin Gyrus Acmi 1
#16 Christopher W. Ryan Wilson Sporting Goods 1
#16 Lawrence H. Thompson IBM 1
#16 Stacey Gifford IBM 1
#16 Anne E. Nixon The Sun Products 1
#16 Scott Banta Columbia University 1
#16 Harvey Levine Unknown 1
#16 Phillip T. Harkawik Aps Technology 1
#16 Robert C. Reid Intuitive Surgical 1
#16 Keith Charette Ventus Networks 1
#16 Charalampos Papamanthou Brown University 1
#16 Edmund S. Schindler Combustion Components Associates 1
#16 Harsha Kolla Cytec Technology 1
#16 Cathal J. Strain 1
#16 John B. Ransome 1
#16 Constance Richardson 1
#16 Daniel Thomas Piorkowski Henkel Ag & Co. Kgaa 1
#16 Greg Von Der Ahe 1
#16 Pooja Bajaj Sabic Global Technologies B.V. 1
#16 John Caine Priceline.Com 1
#16 John A. Triunfo, Jr. Koniniklijke Philips N.V. 1
#16 William D. Cotter 1
#16 Shrikant Nene Oracle 1
#16 Saion Sinha University Of North Carolina At Chapel Hill 1
#16 Jose A. Suarez Igt 1
#16 John O'Shea Amazon 1
#16 David Royston Hughes Swimc 1
#16 Danian Zheng GE 1
#16 Margaret B. Tyler 1
#16 John T. Buturla Perkinelmer Health Sciences 1
#16 James Andrew Fieweger Intralinks 1
#16 Kurt Azarbarzin Surgiquest 1
#16 Kevin L. Rugg RTX (Raytheon) 1

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