Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Phoenix, AZ ranks #88 worldwide for total patents filed in 2021, with 1,447 patents from 762 inventors. Leading employers of inventors based in Phoenix, AZ include Karsten Manufacturing, Intel, Honeywell. That works out to 0.9 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 762 inventors

Rank Inventor Primary Company Patents
1 Martin R. Jertson Karsten Manufacturing 27
2 Anthony D. Serrano Karsten Manufacturing 20
3 Mark A. Schmisseur Intel 19
#4 Matthew Wade Puckett Honeywell 17
#5 John A. Solheim Karsten Manufacturing 16
#5 Erik M. Henrikson Karsten Manufacturing 16
#7 Michael H. Slayton Guided Therapy Systems 14
#8 Siamak Delshadpour Nxp B.V. 13
#8 Xiaojian Chen Karsten Manufacturing 13
#10 Peter G. Barthe Guided Therapy Systems 12
#10 Jacob T. Clarke Karsten Manufacturing 12
#10 Caleb S. Kroloff Parsons Xtreme Golf 12
#13 Henning Braunisch Intel 10
#13 Paul D. Wood Karsten Manufacturing 10
#13 Robert L. Sankman Intel 10
#13 Kai Liu Realtek Semiconductor 10
#13 William Martin Epivax 10
#13 Bradley Wardman PayPal 10
#19 Jeremy Myers State Farm 9
#20 Michael Meyer Ericsson 8
#20 Eric V. Cole 8
#20 Mark C. Morris Honeywell 8
#20 Evan K. Fram D.R. Systems 8
#20 Ajay Kumar Applied Materials 8
#20 Matthew W. Simone Karsten Manufacturing 8
#26 Nick Nolcheff Honeywell 7
#26 Drew Hartman Goodrich 7
#28 Lloyd P. Champagne Exsomed 6
#28 Tarek El Dokor Edge 3 Technologies 6
#28 Yusheng LIN onsemi 6
#28 James P. McBride The Noco 6
#28 Shankar Swaminathan Lam Research 6
#28 Alexander Wayne Hietala Qorvo Us 6
#34 Chad Van Liere C.R. Bard 5
#34 Venkat R. Goskonda Hikma Pharmaceuticals Usa 5
#34 Marty R. Jertson Karsten Manufacturing 5
#34 Andrew J. Brown Intel 5
#34 David J. C. Austin David Austin Roses Limited 5
#34 Michael A. Luzader Goodrich 5
#34 Thrimoorthy Potta Hikma Pharmaceuticals Usa 5
#34 David P. Lester Freeescale Semiconductor 5
#34 Eric Heindel Goodchild Aira 5
#34 Zachary Parker Willard Big Heart Pet 5
#34 Richard Burton Atomera Incorporated 5
#34 Phillip Kumnick Visa 5
#34 Stephanie Williams Alnylam Pharmaceuticals 5
#34 Ajay B. Maddukuri American Express 5
#34 Jennifer Criswell Kellett State Farm 5
#34 Jozef Zoldos Exsomed 5
#34 Jason Smoke Honeywell 5

Part of Arizona