Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Oceanside, CA ranks #496 worldwide for total patents filed in 2019, with 298 patents from 150 inventors. Leading employers of inventors based in Oceanside, CA include Taylor Made Golf Company, Callaway Golf, Acushnet. That works out to 1.7 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 150 inventors

Rank Inventor Primary Company Patents
1 Nathan T. Sargent Taylor Made Golf Company 18
2 Vijay Chavan Callaway Golf 13
3 Richard L. Cleghorn Acushnet 12
#4 Ryan Schoonmaker Becton, Dickinson And 9
#5 Otto Sievert Gopro 8
#5 Thanh Huy Le Edwards Lifesciences 8
#7 Corey M. Magers Avant Medical 6
#8 Robert Paul Mikulka Qualcomm 5
#8 Disha B. Sheth Dexcom 5
#8 Lan T. Tran Sirigen Ii Limited 5
#8 Madapusi K. Keshavan Smith International 5
#8 Scott Lish Nuvasive 5
#13 Zachary W. Zupancic Otter Products 4
#13 Stephen Michael Thompson Kofax 4
#13 Nathan Lincoln Tracy Roka Sports 4
#13 Turguy Goker Quantum 4
#13 Barry L. Wheatley Novartis Ag 4
#13 Mark Werle Directv 4
#13 John Arrizza Fresenius Medical Care Holdings 4
#20 Douglas Cox Celltech Metals 3
#20 Brian Bear Vertex Pharmaceuticals Incorporated 3
#20 Violetta Akopian Nitto Denko 3
#20 Guang Pan Nitto Denko 3
#20 Victor Knopov Nitto Denko 3
#20 Clark Hutton Alphatec Spine 3
#20 Nathan Lovell Nuvasive 3
#20 David O'Gwynn H. M. Electronics 3
#28 Allen VerSchave 2
#28 Vinodh R. Cuppu Apple 2
#28 Krishnaditya Arkalgud Coflex S.A. De C.V. 2
#28 Jared Guttmann Taylor Made Golf Company 2
#28 Richard C. Stange Hunter Industries 2
#28 Thomas R. Ulrich Tandem Diabetes Care 2
#28 Darius J. Faizi University of California 2
#28 John M. Kessler Achates Power 2
#28 Sean D. Bradley Audioeye 2
#28 Richard L. Egan Nexus Dx 2
#28 Alan Robert Gillengerten 2
#28 Michael E. Starling IBM 2
#28 William J. McKenna Paraccel 2
#28 Steven B. Cook Hunter Industries 2
#28 Erik Zimmer Aspen Medical Partners 2
#28 Mark Mallaby Boston Scientific Scimed 2
#28 John David Clark USAA 2
#28 Charles Glommen Tealium 2
#28 Bruce R. Lawrence In2Bones Usa 2
#28 Davide Cartasegna Synaptics Incorporated 2
#28 Valery Fokin Scripps Research 2
#28 Charles Bankert Puritan-Bennett 2
#28 Jennifer Headman Microbiogen Pty. 2

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