Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

San Diego, CA ranks #13 worldwide for total patents filed all time, with 235,197 patents from 23,606 inventors. Leading employers of inventors based in San Diego, CA include Apple, Aat Bioquest, AT&T. That works out to 169.6 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 12,351–12,400 of 23,606 inventors

Rank Inventor Primary Company Patents
#11944 O-Cheng Chang Apple 2
#11944 Mark Miller 2
#11944 Castle Funatake Aat Bioquest 2
#11944 Eric Juntunen AT&T 2
#11944 Eric Tucker Epic Sciences 2
#11944 Richard Perlman Alliant Techsystems 2
#11944 Sifang You University of California 2
#11944 Vasco A. Oliveira Burnham Institute For Medical Research 2
#11944 Shan Yu Scripps Research 2
#11944 Dan Smith Nektar Therapeutics 2
#11944 Manoj Kumar 2
#11944 Omprakash Dhyade Qualcomm 2
#11944 Sara Wheeland US Air Force 2
#11944 Patrick T. Bird Caire 2
#11944 Srirama Rao Diakron Pharmaceuticals 2
#11944 Ron Diaz Sony 2
#11944 Daochun Liu Broadcom 2
#11944 Ming Shang Scripps Research 2
#11944 Bradley S. Dominik Penn State 2
#11944 Trung Quoc Tran Quest Software 2
#11944 Christian Di Norscia Solar Turbines Incorporated 2
#11944 Fu-Chun Yeh General Motors 2
#11944 Mary A. Fales Qualcomm 2
#11944 Rushil Gholap Qualcomm 2
#11944 Shenjie Miao Airgain 2
#11944 Francis Novak 2
#11944 Emilio Gaetano Ingrasci Zachary Alan Designs 2
#11944 Kausik Ray Chaudhuri 2
#11944 Michael Binn Com Hear 2
#11944 Siddharth Ryan Franco Qualcomm 2
#11944 Oto Ciulis Createme Technologies 2
#11944 Francisco Carlos Sanchez Ortiz Kyocera Avx Components (San Diego) 2
#11944 Dinesh Kullangal Sridhara Qualcomm 2
#11944 Jon Krueger Intel 2
#11944 David Waugh Queens University Of Belfast 2
#11944 W. Callaway 2
#11944 Joseph M. Cleary Cp Kelco U.S. 2
#11944 Jason (Qishen) Lin Sugen 2
#11944 Steve Hannagan Qualcomm 2
#11944 Rory S. Randall Stanford University 2
#11944 Jennifer Nelson Hnc Co. 2
#11944 Nelson Thor Brickman 2
#11944 Scott Beeson Holocom 2
#11944 Goran Goran Qualcomm 2
#11944 Scott Corlett 2
#11944 Brian C. Dawson 2
#11944 Michael Buyanin Olympus 2
#11944 Mark Wendell Schwarz Qualcomm 2
#11944 Haritha Eachempatti AMD 2
#11944 Asif Shakeel Conexant Systems 2

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