Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Pasadena, CA ranks #155 worldwide for total patents filed in 2023, with 865 patents from 513 inventors. Leading employers of inventors based in Pasadena, CA include GE, Xencor, Amazon. That works out to 6.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 513 inventors

Rank Inventor Primary Company Patents
1 Huan Tan GE 18
2 John Desjarlais Xencor 15
3 Wen-Yo Lu Amazon 13
#4 Aaron John Zilkie Rockley Photonics Limited 10
#4 Chengkun Zhang Ubtech Robotics Corp 10
#6 Derek Adams Zoox 7
#7 Christopher Chamberland Amazon 6
#7 Dejun Guo Ubkang (Qingdao) Technology Co. 6
#7 Lilong Shi Samsung 6
#7 Taison Tan 24M Technologies 6
#11 Michael Bailey Ecolink Intelligent Technology 5
#11 Tracey Ho Strong Force Iot Portfolio 2016 5
#11 Andrea Trita Rockley Photonics Limited 5
#11 Guochuan Emil Tsai Syneurx International (Taiwan) 5
#11 Mark E. Davis Caltech 5
#11 Florian Bohn Caltech 5
#11 Darmindra D. Arumugam Caltech 5
#11 Brian Holman Carbon Capture 5
#11 Don Mukai S. Bravo Systems 5
#11 James June-Ming Wang Mediatek Singapore Pte. 5
#11 Lutfollah Maleki General Motors 5
#11 Brian R. Dearden Alfred E. Mann Foundation For Scientific Research 5
#11 Michael B. Elowitz Caltech 5
#11 William A. Goddard, III Caltech 5
#11 Douglas C. Hofmann Caltech 5
#26 Ryan W. Sinnet Miso Robotics 4
#26 Shruti Koparkar Korrus 4
#26 Haowen Ruan Hi 4
#26 Kyungjoo Noh Amazon 4
#26 Jeremy Ma Toyota 4
#26 Francisco Jose Hernandez Ubtech Robotics Corp 4
#26 Stephan Cunningham Mythical 4
#26 Amir Arbabi Caltech 4
#26 Robert Anderson Miso Robotics 4
#26 Karen Lim Siemens Healthcare Diagnostics 4
#26 Gary C. Hudson Radian Aerospace 4
#26 Michael Dooley Irobot 4
#26 Liwen Kao Mythical 4
#26 Fernando Brandao Amazon 4
#26 Christopher Anand PATTISON Microsoft 4
#41 Stephen Munoz Caltech 3
#41 Sarthak Sahu Virtualitics 3
#41 Charles Wong Danaher 3
#41 Chuqiao Dong Ubkang (Qingdao) Technology Co. 3
#41 Andre H. De Salis Alakai Technologies 3
#41 Brian K. Schmidt Silicon Image 3
#41 Aroutin Khachaturian Caltech 3
#41 Charles Plott Cfph 3
#41 Frederick Lee Zyno Medical 3
#41 John Rogers Danaher 3

Part of California