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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Thousand Oaks, CA ranks #347 worldwide for total patents filed in 2021, with 407 patents from 209 inventors. Leading employers of inventors based in Thousand Oaks, CA include Radian Memory Systems, Illc, Hrl Laboratories, Rockley Photonics Limited. That works out to 3.2 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 209 inventors

Rank Inventor Primary Company Patents
1 Robert Lercari Radian Memory Systems, Illc 12
2 Tsai-Ching Lu Hrl Laboratories 11
2 Hooman Abediasl Rockley Photonics Limited 11
#4 Jeffrey H. Hunt The Boeing 7
#4 Lanny S. Smoot Disney 7
#4 Gary Dawson Milestone Entertainment 7
#7 Oleg M. Efimov Hrl Laboratories 6
#7 Han Suk Kim Cool Planet Energy System 6
#7 Shawn Shi Aptiv Technologies Ag 6
#7 Manjunath Bhat Airwatch 6
#7 Michael J. Milella, Jr. Eca Medical Instruments 6
#7 Richard Mustakos 6
#7 Clark Li Consumer 2.0 6
#14 Anthony D. Wondka Breathe Technologies 5
#14 Donald C. D. Chang Hughes Electronics Limited 5
#14 Victor J. Cee Amgen 5
#14 Sheldon Moberg Amgen 5
#14 Xing Pei Pacesetter 5
#14 Edward Mitchell Sonos 5
#14 Wei Zhang Promerus 5
#14 Lane Hale Eca Medical Instruments 5
#14 Michael J. Frohn Amgen 5
#14 Tsutomu Arakawa Amgen 5
#24 Jackie Z. Sheng Gensun Biopharma 4
#24 Christopher P. Henry Hrl Laboratories 4
#24 Lingyun Gu Shanghai Icekredit 4
#24 Yongwei Wu Amgen 4
#24 Bo Liu AbbVie 4
#29 Debabani Choudhury Intel 3
#29 Brett Holmquist Quest Diagnostics Investments 3
#29 Robert Kay K2R2 3
#29 Todd S. Welti Harman International Industries, Incorporated 3
#29 Srikanth Kanchibhotla Harbor Freight Tools Usa 3
#29 Werner Hafelfinger V-Wave 3
#29 Edward John Belouski Amgen 3
#29 Murielle Veniant-Ellison Amgen 3
#29 Randall D. Alley Unknown 3
#29 Tadej Semenic Teledyne Scientific & Imaging 3
#29 Longbin Liu Amgen 3
#29 John Gordon Allen Amgen 3
#29 Joseph P. Coffaro Fox Broadcasting Company 3
#42 Richard J. Joyce Hrl Laboratories 2
#42 Stanfell Boone Repnow 2
#42 Hyukseong Kwon General Motors 2
#42 Thomas Brennan Five Prime Therapeutics 2
#42 Eduardo Ahumada Apodaca Sonos 2
#42 Jerome Olivas Amgen 2
#42 Youngsook Shin Amgen 2
#42 Satyabrata Raychaudhuri Yazaki 2
#42 Kiem H. Dang Medtronic 2

Part of California