Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Tracy, CA ranks #1,128 worldwide for total patents filed all time, with 2,981 patents from 508 inventors. Leading employers of inventors based in Tracy, CA include Blackberry Limited, Qualcomm, Applied Materials. That works out to 32.0 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 508 inventors

Rank Inventor Primary Company Patents
1 Adrian Buckley Blackberry Limited 243
2 Michaela Vanderveen Qualcomm 105
3 Errol Antonio C. Sanchez Applied Materials 98
#4 Dushyant Sharma Microsoft 85
#5 Joseph C. Farmer Lawrence Livermore National Security 65
#6 Saroj Kumar Sahu Palo Alto Research Center Incorporated 53
#7 Jean-Pierre Cole Abbott 46
#8 Michael Spertus Broadcom 45
#9 Fethi Dhaoui Actel 41
#10 Ronald F. Renzi Sandia 40
#11 Bassil Dahiyat Xencor 38
#12 Francois Charette Ford 37
#12 Jaspal S. Gill Juniper Networks 37
#14 John Speck Rearden 34
#14 Ronald E. Heiskell The Clorox 34
#14 Tak Wai Cheung Reckitt Benckiser 34
#17 Edward J. Gayles Amazon 29
#18 Sabina Petride Oracle 28
#18 Xing-Cai Guo Hgst Netherlands, B.V. 28
#20 Gopi Krishna Juniper Networks 26
#20 Jeffrey D. Chamberlain Intel 26
#22 Clifford B. Willis Oracle 25
#22 Swamy Sadashivaiah Renu Kananda Juniper Networks 25
#24 John M. Parker Whitesell International 24
#25 Subhash R. Nariani Vlsi Technology 23
#25 John Cunningham G3 Enterprises 23
#27 Anson Hatch Sandia 21
#27 Julie Hamilton University of California 21
#29 Vladimir Nagorny Applied Materials 20
#30 James D. McManus Kimberly-Clark Worldwide 19
#30 John D. Rodrigues Microsoft 19
#32 Gilbert Mata, Jr. Covidien Lp 18
#32 Mark J. Wihl Kla Instruments 18
#34 Brian E. Brusca Enovix 17
#34 Joseph M. Olsen Salesforce 17
#34 Martinos Tran Flowcardia 17
#37 Dianna Maar Bio-Rad Laboratories 16
#38 Yubin Pu Gaatu 15
#39 Shinobu Tsutsumikoshi Suzuki Co. 14
#39 Thomas M. Tillotson University of California 14
#39 Greg Maturi 14
#39 Henry Hutton Sandisk Technologies 14
#43 Bruce Schardt Maxtor 13
#43 Wilson K. Yee AMD 13
#43 Frederick B. Jenne Cypress Semiconductor 13
#46 Robert Meagher National Technology & Engineering Solutions Of Sandia 12
#46 Steven J. Haney Euv Llc. 12
#46 Don Nguyen Overland Storage 12
#46 Hubert Vollmer Avanex 12
#46 G. Richard Newell Microsemi Soc 12

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