{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Cities", "item": "https://www.patentleaderboard.com/cities"}, {"@type": "ListItem", "position": 3, "name": "California", "item": "https://www.patentleaderboard.com/state/california"}, {"@type": "ListItem", "position": 4, "name": "Norwalk, CA", "item": "https://www.patentleaderboard.com/city/norwalk-ca"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Norwalk, CA ranks #6,795 worldwide for total patents filed all time, with 353 patents from 144 inventors. Leading employers of inventors based in Norwalk, CA include The Tranzonic Companies, Conexant Systems, Sapphire Technologies. That works out to 3.4 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 144 inventors

Rank Inventor Primary Company Patents
1 Robert A. Acosta The Tranzonic Companies 23
2 Harry K. Lau Conexant Systems 14
3 Jeremy Liu Sapphire Technologies 13
#4 Michael Nguyen Innova Electronics 9
#4 Matthew N. Mrdeza Northrop Grumman 9
#6 Ray de Schepper Bosch Automotive Service Solutions 8
#6 Victor Ramirez Western Digital Technologies 8
#8 Carlos H. Gonzalez Hughes Aircraft 7
#9 Bing T. Wu BOE 6
#9 Lorena E. Sandoval Eaton Intelligent Power Limited 6
#9 Cosby M. Newsom 6
#9 Andrea Small-Howard Gbs Global Biopharma 6
#13 Dan W. Guevarra Caltech 5
#13 David Duarte University of California 5
#13 George Bernard La Fever Electronic Warfare Associates 5
#13 John R. Melendez Wayport 5
#13 Roy E. Johnson 5
#13 Martin Aguilar Head West 5
#13 Brett C. Twitty 5
#20 Johnny Lin 4
#20 Rosie M. Jorgenson RTX (Raytheon) 4
#20 P. G. Johansing, Jr. 4
#20 Carlos Gutierrez Lund Motion Products 4
#20 Duke Tran Physical Optics 4
#20 Lester Eugene Oestreich Covidien Lp 4
#20 Robert E. Oehring 4
#20 Tom R. Vandermeyden Fluidmaster 4
#20 Joseph F. Sharp 4
#20 Richard Agnew 4
#20 Raquel Castellon Cedars Sinai Medical Center 4
#31 Scott M. Dever Purex Co. 3
#31 Richard Castillo Oil States Industries 3
#31 Rodolfo A. Vasquez Baxter International 3
#31 George Fujita Sony 3
#31 Yearn-Tzuo Hwang Amadasoft America 3
#31 Brian Marcroft 3
#31 Murali Gadde Priceline.Com 3
#31 Bibu Philip George Captek Softgel International 3
#31 William D. Chapin 3
#31 Willie Wong 3
#31 Horace Tjakra 3
#42 Glenn Dickinson 2
#42 Anyi Wang 2
#42 Pitiporn Asvapathanagul University of California 2
#42 Jose Luis Montes Jbs Usa 2
#42 Ramesh Bharadwaj Icn Pharmaceuticals 2
#42 John C. Donovan 2
#42 Raymond A. Bleeker Bobrick Washroom Equipment 2
#42 Chris Perdikaris 2
#42 Joseph Gschweng 2

Part of California