Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Pasadena, CA ranks #162 worldwide for total patents filed in 2020, with 894 patents from 506 inventors. Leading employers of inventors based in Pasadena, CA include Gamblit Gaming, Caltech, Xencor. That works out to 6.5 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 506 inventors

Rank Inventor Primary Company Patents
1 Eric Meyerhofer Gamblit Gaming 36
2 Frank Cire Gamblit Gaming 27
3 Carl L. Hansen Caltech 13
3 John Desjarlais Xencor 13
#5 Changhuei Yang Caltech 12
#5 Huan Tan GE 12
#7 Gunter D. Niemeyer Intuitive Surgical 10
#8 Tracey Ho Strong Force Iot Portfolio 2016 9
#9 Aaron John Zilkie Rockley Photonics Limited 8
#9 Richard Holbrook Thermador 8
#11 Amir Arbabi Caltech 7
#12 David C. Antonio Medtronic 6
#12 Riccardo DeSalvo Meta 6
#12 David N. Edwards Avery Dennison 6
#12 Florian Bohn Caltech 6
#12 James June-Ming Wang Mediatek Singapore Pte. 6
#12 ZhenWu Lin Saint-Gobain Performance Plastics 6
#18 Sung Yun Chan Munchkin 5
#18 Stephan Cunningham Mythical 5
#18 Ronald H. Cohen Nant Holdings Ip 5
#18 George Balanchi Mindscope Products 5
#18 Mark E. Davis Caltech 5
#18 Shuhe LI Nanoprecision Products 5
#18 David Baltimore Caltech 5
#18 Yu-Chong Tai Caltech 5
#26 Hiroshi Mizukami Exedy 4
#26 John R. Ahearn Schlage Lock Company 4
#26 Aditya Rajagopal Caltech 4
#26 Michael Dooley Irobot 4
#26 Joseph R. Adamski RTX (Raytheon) 4
#26 Lutfollah Maleki General Motors 4
#26 Lilong Shi Samsung 4
#26 Sarthak Sahu Virtualitics 4
#26 Stefano Soatto Amazon 4
#26 W. Porter Harris Faraday & Future 4
#26 Sven Krasser Mcafee 4
#26 Guochuan Emil Tsai Syneurx International (Taiwan) 4
#26 Sam Mandegaran Qorvo Us 4
#39 Scott C. Virgil Caltech 3
#39 Joyce Wong Schlumberger Technology 3
#39 Kenny Wu Avago Technologies International Sales Pte. Limited 3
#39 Aurapat (Fa) Ngamnithiporn Caltech 3
#39 Jong Peter Park 3
#39 Peter Cockerell Avery Dennison Retail Information Services 3
#39 Aroutin Khachaturian Caltech 3
#39 Andrea Trita Rockley Photonics Limited 3
#39 Dhiraj Goel Irobot 3
#39 Katherine M. Bassett Disney 3
#39 Michael Bailey Ecolink Intelligent Technology 3
#39 Harshit Suri Alfred E. Mann Foundation For Scientific Research 3

Part of California