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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Phoenix, AZ ranks #80 worldwide for total patents filed in 2018, with 1,338 patents from 669 inventors. Leading employers of inventors based in Phoenix, AZ include Karsten Manufacturing, Petsmart Home Office, Intel. That works out to 0.8 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 669 inventors

Rank Inventor Primary Company Patents
1 Xiaojian Chen Karsten Manufacturing 22
2 Martin R. Jertson Karsten Manufacturing 21
3 Jeffrey Stocker Watson Petsmart Home Office 16
#4 Anthony D. Serrano Karsten Manufacturing 15
#4 Robert L. Sankman Intel 15
#4 Michael H. Slayton Guided Therapy Systems 15
#4 Shankar Swaminathan Lam Research 15
#4 Peter G. Barthe Guided Therapy Systems 15
#9 Ajay Kumar Applied Materials 13
#9 Evan K. Fram D.R. Systems 13
#11 Alister Hosseini Energous 12
#11 Todd Lamerton Petsmart Home Office 12
#13 John A. Solheim Karsten Manufacturing 11
#14 Lakshminarayan Viswanathan Nxp Usa 10
#15 Michael Meyer Ericsson 9
#15 Ronald Patrick Huemoeller Amkor Technology 9
#17 Eric V. Cole 8
#17 Erik M. Henrikson Karsten Manufacturing 8
#17 Patrice M. Parris Freeescale Semiconductor 8
#17 Jeremy Myers State Farm 8
#17 Tarek El Dokor Edge 3 Technologies 8
#17 Vera N. Lockett Printed Energy Pty 8
#23 Drew Hartman Goodrich 7
#23 Robert W. Ellis Sandisk Technologies 7
#23 Joseph M. Swingler IBM 7
#23 Marty R. Jertson Karsten Manufacturing 7
#23 Mathew J. Manusharow Intel 7
#28 Victoria C. Moore Intel 6
#28 Daniel N. Sobieski Intel 6
#28 Paul Yaffe 6
#28 Mark C. Morris Honeywell 6
#28 Michael Mahar Humana 6
#28 Tyler Joseph Lippert Petsmart Home Office 6
#28 Thomas D. Judd Honeywell 6
#28 Caleb S. Kroloff Parsons Xtreme Golf 6
#28 Venkat R. Goskonda Hikma Pharmaceuticals Usa 6
#37 Howard C. Herbert Intel 5
#37 Todd Krombein 5
#37 Gilbert Cyphert Healthier Choices Management 5
#37 Yani Deros The Holmes Group 5
#37 John C. Johnson Intel 5
#37 Seth G. Carpenter Honeywell 5
#37 Craig R. Williams Axon Enterprise 5
#37 Eric James Shero Asm Ip Holding B.V. 5
#37 Unnikrishnan Vadakkanmaruveedu Qualcomm 5
#37 Sastry VSM Durvasula American Express 5
#37 Yusheng LIN onsemi 5
#37 Sidney Hecht Arizona Board Of Regents For And On Behalf Of Arizona State University 5
#37 John M. Goettl Gsg Holdings 5
#37 Darrell D. Truhitte onsemi 5

Part of Arizona