Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Simi Valley, CA ranks #492 worldwide for total patents filed all time, with 6,678 patents from 1,200 inventors. Leading employers of inventors based in Simi Valley, CA include Brio Water Technology, Second Sight Medical Products, Medtronic. That works out to 52.9 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 1,200 inventors

Rank Inventor Primary Company Patents
1 Lance Hussey Brio Water Technology 168
2 Kelly H. McClure Second Sight Medical Products 139
3 James Causey Medtronic 109
#4 Robert R. Rice The Boeing 89
#4 Scott R. Gibson Amgen 89
#4 Bart Dean Hibbs Aerovironment 89
#7 Walter J. Husak Dolby Laboratories Licensing 77
#8 Afshin Bazargan Medtronic 72
#9 Heiko Hoffmann Hrl Laboratories 71
#10 John Nino Eca Medical Instruments 67
#11 Andrew Tasker Amgen 66
#12 Dewey Chauvin Easton Diamond Sports 65
#13 Glen E. Roe Rovi Guides 62
#13 Alan Chen Radian Memory Systems, Illc 62
#15 Robert D. Wieting Stion 61
#16 Craig Robertson Radian Memory Systems, Illc 57
#17 Kevin L. Morgan Pacesetter 53
#18 Vyacheslav Brover Ceres 52
#19 James Chingwei Li General Motors 50
#20 Emanuel Feldman Boston Scientific 49
#21 Tom Xiaohai He Incumed 45
#21 Makoto Ueno Toyota 45
#23 Vivek Mehrotra Teledyne Scientific & Imaging 44
#24 Lester J. Kozlowski Altasens 43
#24 Michael Moriarty Compaq Computer 43
#24 Sarine Sahatjian 43
#27 David Gerald Wittke Rovi Guides 42
#27 Joseph McCrossan Panasonic 42
#29 Timothy J. Starkweather Medtronic 41
#30 Eric Allan Larson Medtronic 38
#31 Douglas J. Button Harman International Industries, Incorporated 37
#32 Robert W. Sullivan Sullivan Engine Works 36
#33 Adam S. Trock Medtronic 35
#33 Pavel Belik Aerovironment 35
#35 Ian Montgomery Easton Diamond Sports 33
#35 Alexander Voishvillo Harman International Industries, Incorporated 33
#37 John Peter Zwaan Aerovironment 32
#37 David Penunuri Motorola 32
#39 David R. Matthews RTX (Raytheon) 31
#39 Greg Smith E'Lite Optik U.S. 31
#41 Louis Chen Erp Power 30
#42 Sarnath Chattaraj Medtronic 29
#43 Gregory I. Gewickey Warner Bros. Entertainment 26
#43 Robert Glenn Deen Comcast 26
#43 James L. Henke Medtronic 26
#43 Adrian L. Smith Amgen 26
#43 William Arden Lott Aerovironment 26
#48 John Kordosh Homax Products 25
#49 Daniel B. Horne Amgen 24
#49 Craig Metzner Applied Materials 24

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