Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Oceanside, CA ranks #572 worldwide for total patents filed all time, with 5,944 patents from 1,008 inventors. Leading employers of inventors based in Oceanside, CA include Taylor Made Golf Company, Acushnet, Callaway Golf. That works out to 34.1 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 1,008 inventors

Rank Inventor Primary Company Patents
1 Nathan T. Sargent Taylor Made Golf Company 210
2 Richard L. Cleghorn Acushnet 162
3 Ronald K. Hettinger Callaway Golf 116
#4 Madapusi K. Keshavan Smith International 111
#5 Turguy Goker Quantum 82
#6 Brian Bear Vertex Pharmaceuticals Incorporated 75
#7 Palash P. Das Cymer 71
#8 Ryan Schoonmaker Becton, Dickinson And 62
#9 Thomas A. Hall Ibis Biosciences 58
#10 Vijay Chavan Callaway Golf 57
#11 Stephen Michael Thompson Kofax 55
#12 Wayne E. Cornish Advanced Cardiovascular Systems 54
#13 George Crothall Bigfoot Biomedical 48
#14 Otto Sievert Gopro 47
#15 Allen Keith Holland Pro Performance Sports 43
#15 Scott Lish Nuvasive 43
#17 Jose Miraflor Taylor Made Golf Company 42
#18 Hiroaki Miyagawa Ricoh Company 41
#18 Nathan Lovell Nuvasive 41
#20 David O'Gwynn H. M. Electronics 40
#21 Brian M. Burr Grabb-It 39
#21 Carl Wesley Truly Grabb-It 39
#23 Gary P. Watts Cummins-Allison 36
#24 Kenneth Brown Covidien Lp 35
#24 August J. Sick Mycogen 35
#24 Graham Ross Carefusion 303 35
#27 Raymond L. Poynor Acushnet 34
#28 Thanh Huy Le Edwards Lifesciences 33
#28 Kenneth M. Curry Dose Medical 33
#30 Thomas R. Ulrich Tandem Diabetes Care 31
#31 Robert Paul Mikulka Qualcomm 28
#32 Robert J. Sanchez, JR. Alcon Research 27
#33 Cynthia Yamaga Carefusion 303 26
#33 Michael E. Starling IBM 26
#33 Andrew M. Kawasaki 26
#33 Charles Glommen Tealium 26
#33 Kyler William Schwartz Gopro 26
#33 Nathan Lincoln Tracy Roka Sports 26
#33 Graham O. Ross Bruin Biometrics 26
#40 Reza Jalilizeinali Qualcomm 25
#40 Disha B. Sheth Dexcom 25
#40 Clark Hutton Alphatec Spine 25
#40 John Arrizza Fresenius Medical Care Holdings 25
#40 Joe G. Hoffman Air Liquide America 25
#45 Drew T. DeShiell Taylor Made Golf Company 24
#45 Bradley L. Spare Apple 24
#47 Jack Glorioso Topgolf Callaway Brands 23
#47 Kenneth J. Brown Leviton Manufacturing Co. 23
#47 John Scott Bio Clean Environmental Services 23
#47 Philip John Crawley Akros Silicon 23

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