Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Phoenix, AZ ranks #77 worldwide for total patents filed in 2017, with 1,414 patents from 695 inventors. Leading employers of inventors based in Phoenix, AZ include Karsten Manufacturing, Sandisk Technologies, Guided Therapy Systems. That works out to 0.9 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 695 inventors

Rank Inventor Primary Company Patents
1 Xiaojian Chen Karsten Manufacturing 33
2 Martin R. Jertson Karsten Manufacturing 21
3 Anthony D. Serrano Karsten Manufacturing 20
#4 Robert W. Ellis Sandisk Technologies 16
#5 Michael H. Slayton Guided Therapy Systems 15
#5 Peter G. Barthe Guided Therapy Systems 15
#7 Ajay Kumar Applied Materials 13
#7 Evan K. Fram D.R. Systems 13
#7 Ronald Patrick Huemoeller Amkor Technology 13
#7 Patrice M. Parris Freeescale Semiconductor 13
#11 Roy Edward McAlister Mcalister Technologies 12
#12 Shankar Swaminathan Lam Research 11
#12 Robert L. Sankman Intel 11
#12 Lakshminarayan Viswanathan Nxp Usa 11
#15 Michael Meyer Ericsson 9
#16 Lawrence T. Clark Intel 8
#16 Mark C. Morris Honeywell 8
#16 Phillip Mather Everspin Technologies 8
#16 Tarek El Dokor Edge 3 Technologies 8
#20 Paul D. Wood Karsten Manufacturing 7
#20 John M. Pigott Freeescale Semiconductor 7
#20 Shuo-Hsiu Hsu 7
#20 John A. Solheim Karsten Manufacturing 7
#20 Weng F. Yap Freeescale Semiconductor 7
#20 Joseph M. Swingler IBM 7
#20 Erik Jonathon Thompson Synaptics Incorporated 7
#20 Robert Wold Trimble 7
#28 Paige M. Holm Motorola 6
#28 Sathish B. Muthukrishnan American Express 6
#28 Edward R. Prack Intel 6
#28 Eric Turner 6
#28 Marc C. Jacofsky Plasmology4 6
#28 Jesus S. Gomez Lwrc International 6
#28 Rajendra C. Dias Intel 6
#28 Marty R. Jertson Karsten Manufacturing 6
#28 John G. Suddreth Honeywell 6
#28 Jason E. Minyard IBM 6
#28 Venkat R. Goskonda Hikma Pharmaceuticals Usa 6
#39 Joni E. Saylor IBM 5
#39 Michael Mahar Humana 5
#39 Thomas V. Lopez CNRS 5
#39 Mathew J. Manusharow Intel 5
#39 Jason Smoke Honeywell 5
#39 Brent D. Larson Honeywell 5
#39 Erik M. Henrikson Karsten Manufacturing 5
#39 Albert John McGowan Unicorn Media 5
#39 Eric V. Cole 5
#39 Donald G. Godfrey Honeywell 5
#39 Gail-Joon Ahn Open Invention Network Llc Nc 5
#39 Vera N. Lockett Printed Energy Pty 5

Part of Arizona