Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Pasadena, CA ranks #156 worldwide for total patents filed in 2019, with 915 patents from 449 inventors. Leading employers of inventors based in Pasadena, CA include Gamblit Gaming, Caltech, Xencor. That works out to 6.6 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 449 inventors

Rank Inventor Primary Company Patents
1 Eric Meyerhofer Gamblit Gaming 71
2 Frank Cire Gamblit Gaming 49
3 Changhuei Yang Caltech 12
3 John Desjarlais Xencor 12
3 James June-Ming Wang Mediatek Singapore Pte. 12
#6 Yu-Chong Tai Caltech 11
#7 Mark E. Davis Caltech 10
#8 Andre De Salis T-Mobile Usa 9
#9 Michael Bailey Ecolink Intelligent Technology 8
#9 Tasso Lappas Velo3D 8
#11 Guochuan Emil Tsai Syneurx International (Taiwan) 7
#12 Amir Arbabi Caltech 6
#12 Armin Arminak NVIDIA 6
#12 Aaron John Zilkie Rockley Photonics Limited 6
#12 Lilong Shi Samsung 6
#12 John R. Ahearn Schlage Lock Company 6
#17 Damiana Lerose Rockley Photonics Limited 5
#17 Julia A. Kornfield Caltech 5
#17 Katherine M. Bassett Disney 5
#17 Jehoshua Bruck Caltech 5
#17 Steven A. Sunshine Smiths Detection 5
#17 Taison Tan 24M Technologies 5
#17 Huan Tan GE 5
#17 Riccardo DeSalvo Meta 5
#17 Leora Peltz The Boeing 5
#17 Gunter D. Niemeyer Intuitive Surgical 5
#17 Jordan Matthew Neysmith Second Sight Medical Products 5
#17 Ming-Hsin WEI Caltech 5
#17 Shuhe LI Nanoprecision Products 5
#17 Robert J. Calvet Digitaloptics Corporation Mems 5
#17 Sung Yun Chan Munchkin 5
#17 Michael Arya Tixtrack 5
#17 Carl L. Hansen Caltech 5
#34 Henry Helvajian The Aerospace 4
#34 Fukang Jiang Minipumps 4
#34 John S. Kovach Lixte Biotechnology 4
#34 Ehsan Arbabi Caltech 4
#34 Feng Shen Caltech 4
#34 ZhenWu Lin Saint-Gobain Performance Plastics 4
#34 Ronald H. Cohen Nant Holdings Ip 4
#34 Adrian J. Tang University of California 4
#34 Thomas Hamilton Link Sniffercat 4
#34 Hoyong Chung Florida State University 4
#34 Long CAI Caltech 4
#34 Tracey Ho Strong Force Iot Portfolio 2016 4
#34 Michael L. Roukes Caltech 4
#34 Todd A. Thorsen Caltech 4
#34 Farshid ROUMI Caltech 4
#34 Michael Dooley Irobot 4
#34 Cesar C. Palerm Medtronic 4

Part of California