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 Qualcomm, Kyocera, Lumenvox. That works out to 169.6 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 12,951–13,000 of 23,606 inventors

Rank Inventor Primary Company Patents
#11944 Naho Slown 2
#11944 Rakesh Kumar Kinger Qualcomm 2
#11944 Eric T. STEIGELMAN 2
#11944 Romeo Hernandez Rodriguez Kyocera 2
#11944 Sidney Schipper Lumenvox 2
#11944 Samuel Krupnick Unknown 2
#11944 Hugh Rothman Directv 2
#11944 Chunrong Ma Calithera Biosciences 2
#11944 Colin O'Bryan Calithera Biosciences 2
#11944 Scott Huennekens The Volcano 2
#11944 Wallace Earl Owen Retail Inkjet Solutions 2
#11944 Paul K. Driscoll 2
#11944 Sayok Chattopadhyay Qualcomm 2
#11944 Sunny Cardinal Huff Apical Industries 2
#11944 Malte Laass 2
#11944 Stenio da Costa Pereira 2
#11944 Rael Morris Lytx 2
#11944 Joe Archambault Ericsson 2
#11944 Jonathan Newbrough Braemar Manufacturing 2
#11944 Santosh Kumar RONGALA Qualcomm 2
#11944 Terry Chacon RTX (Raytheon) 2
#11944 Hwayoung YUN Scripps Research 2
#11944 Srirama N. Maddipatla Venkata Hexion 2
#11944 Jun Y. AXUP Scripps Research 2
#11944 Ken Takasaki Qualcomm 2
#11944 Matthew Jay Tung 2
#11944 Allison Langley Sony 2
#11944 Dexter Baga Hunter Industries 2
#11944 Don Kimball Ericsson 2
#11944 Barry Evans 2
#11944 Alexander Stoneham Sony 2
#11944 Melissa Mayer 2
#11944 Elisabeth Torunn Tjelle Genetronics 2
#11944 Moises Tafolla Sony 2
#11944 Tienteh Chon HP 2
#11944 Brendan K. Ozanne 2
#11944 Patrick John Earley US Air Force 2
#11944 Frank Christopher Uyeda Microsoft 2
#11944 Laura FUENTES Qualcomm 2
#11944 Martha Alicia Ornelas Pfizer 2
#11944 Andrew Piekarz Johnson & Johnson 2
#11944 Brett Tyler Roberts 2
#11944 Stefan Berkenkamp Agena Bioscience 2
#11944 Jason A. Greschler Intuit 2
#11944 Kyle McEachern Intuit 2
#11944 Timothy D. Wenzler US Air Force 2
#11944 Richard Gelbart Gamida For Life B.V. 2
#11944 Adam Christianson The Upper Deck 2
#11944 Kostadin Petkov 2
#11944 Neville Patel 2

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