Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Piedmont, CA ranks #1,159 worldwide for total patents filed all time, with 2,882 patents from 296 inventors. Leading employers of inventors based in Piedmont, CA include Spartek Medical, Optiscan Biomedical, Bristol-Myers Squibb. That works out to 255.7 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 296 inventors

Rank Inventor Primary Company Patents
1 Henry A. Klyce Spartek Medical 136
2 James R. Braig Optiscan Biomedical 107
3 Alan J. Korman Bristol-Myers Squibb 88
#4 Shanmugasundaram Ravikumar Yahoo Holdings 83
#5 Andrew C. Harvey Foster-Miller 67
#5 Benjamin L. Garfinkle Clamp Swing Pricing 67
#7 William Malecki Channel Medsystems 60
#8 Sean J. Treichler NVIDIA 56
#9 Erik M. Swan Cisco 54
#10 Ion Stoica Conviva 52
#10 Charles Q. Robinson Dolby Laboratories Licensing 52
#12 Scott J. Weber Intel 50
#13 Stephen D. Harada 47
#14 William A. Holmes Heartport 44
#15 Daniel Poon Novartis Ag 42
#16 Stephen Porter Stryker 39
#16 Benedict Costello Proteus Digital Health 39
#16 Michael Tucker D2S 39
#16 Erick DAVIDSON Arris Composites 39
#16 Bryan Cantrill Oracle 39
#21 Brian Van Osdol Grabango 37
#22 David Schultz Snowflake 36
#22 Robert Hundt HP 36
#24 Richard Przybyla Chirp Microsystems 35
#25 Kenneth Rainin Rainin Instrument 33
#25 Jordan Todd Gopro 33
#25 Michael Vinson Rentrak 33
#25 Nerine Cherepy Lawrence Livermore National Security 33
#29 Orion Hindawi Tanium 32
#29 Paul F. Stetson Carl Zeiss Meditec Ag 32
#31 Michael Scott Lynn Hound Labs 31
#32 David Schleuning Google 30
#33 Narciso B. Jaramillo Adobe 29
#33 Gao Liu University of California 29
#35 Cynthia D. Baringer General Motors 27
#35 Kurt Gish AbbVie 27
#37 James Roseborough Mobitv 25
#37 Kenneth I. Li Optiscan Biomedical 25
#39 Shreyas Doshi Google 23
#39 Philippe J. Goix Singulex 23
#41 Michelle Minhua HAN Bristol-Myers Squibb 21
#42 Erick Anthony Dean Cisco 20
#43 Oren M. Jacob Disney 19
#44 Klaus Zietlow Verb Surgical 18
#45 Sherk Chung Pivotal Systems 16
#45 Nathanael Joe Hayashi Yahoo Holdings 16
#47 Chris Wormald Research In Motion Limited 15
#47 Rex Crossen Meta 15
#47 Stuart Crawford Fair Isaac 15
#47 Maxim Shusteff Lawrence Livermore National Security 15

Part of California