Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Pasadena, CA ranks #155 worldwide for total patents filed in 2022, with 862 patents from 520 inventors. Leading employers of inventors based in Pasadena, CA include Amazon, Xencor, Korrus. That works out to 6.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 520 inventors

Rank Inventor Primary Company Patents
1 Wen-Yo Lu Amazon 19
2 John Desjarlais Xencor 14
3 Shruti Koparkar Korrus 13
3 Huan Tan GE 13
#5 Chengkun Zhang Ubtech Robotics Corp 11
#6 Stephan Cunningham Mythical 9
#7 Lilong Shi Samsung 8
#7 Lutfollah Maleki General Motors 8
#7 Yu-Chong Tai Caltech 8
#10 Riccardo DeSalvo Meta 7
#11 Derek Adams Zoox 6
#11 Michael Dooley Irobot 6
#11 James R. Heath Caltech 6
#11 Mark Harfouche Ramona Optics 6
#11 Hongjin Tan Phillips 66 6
#11 Aaron John Zilkie Rockley Photonics Limited 6
#11 Quinn Y. Smithwick Disney 6
#18 James June-Ming Wang Mediatek Singapore Pte. 5
#18 Haowen Ruan Hi 5
#18 Mark E. Davis Caltech 5
#18 Andy Y. Tsai Medtronic 5
#18 John Rogers Danaher 5
#18 Guochuan Emil Tsai Syneurx International (Taiwan) 5
#18 Michael Bailey Ecolink Intelligent Technology 5
#18 Sorah Yoon City Of Hope 5
#18 Liwen Kao Mythical 5
#27 Taeyoon Jeon Caltech 4
#27 Andrea Trita Rockley Photonics Limited 4
#27 Amir Arbabi Caltech 4
#27 Christopher Chamberland Amazon 4
#27 Seyed Mohammadreza Fatemi Caltech 4
#27 Aroutin Khachaturian Caltech 4
#27 Ehsan Arbabi Caltech 4
#27 Niclas Henning Zieger Cedars Sinai Medical Center 4
#27 Fernando Brandao Amazon 4
#27 Florian Bohn Caltech 4
#37 Bo Chen Google 3
#37 Ben W. Boal Caltech 3
#37 Gregory D. Roberts Imation 3
#37 Stefano Soatto Amazon 3
#37 Cindy Kwan Microsoft 3
#37 Srinivas R. Sadda Doheny Eye Institute 3
#37 Brian K. Schmidt Silicon Image 3
#37 Wang Liang Bytedance 3
#37 Christopher Anand PATTISON Microsoft 3
#37 Liang Jiang Yale University 3
#37 Sung Yun Chan Munchkin 3
#37 Srihari K. Gangaraj General Motors 3
#37 Andreas Kolling Irobot 3
#37 Rajamani Gounder Purdue Research Foundation 3

Part of California