Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Placerville, CA ranks #2,813 worldwide for total patents filed all time, with 1,089 patents from 209 inventors. Leading employers of inventors based in Placerville, CA include Intel, Micron, Royal Appliance Mfg.. That works out to 101.3 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 Christopher E. Cox Intel 90
2 Robert Richard Noel Bielby Micron 87
3 Robert M. Smith Royal Appliance Mfg. 57
#4 George Foster Unknown 56
#5 Mickey L. Fandrich Intel 44
#6 Rodney R. Rozman Intel 35
#7 Joseph H. Salmon Intel 27
#8 Bruce A. Baker Maquet Cardiovascular 23
#9 John D. Logue AMD 20
#9 Jason M. Brand Intel 20
#11 Paul Rudolph Metallgesellschaft Ag 17
#12 Robert W. Cribbs Litton Industrial Products 16
#13 Brian Masterson Balanced Body 15
#13 Joe Salmon Intel 15
#13 Paul Getchel Temptronic 15
#13 Karl Van Dyk Medtronic 15
#13 Albert Dell Robison Yahoo Holdings 15
#18 Dustin J. Carter Micron 14
#18 Kevin Cordes Synvasive Technology 14
#20 Enrico Carrieri Intel 13
#20 Robert W. Beard Abbott 13
#22 Neil R. Picha Innovadyne Technologies 12
#23 James L. Lucero Scotch Twist 11
#23 Ronald R. Williams 11
#23 Robert E. Olsen Aerojet-General 11
#23 James R. Curtis HP 11
#27 Deborah L. See Intel 10
#27 Derek Carlton Westlund Omni Cubed 10
#27 Briant Benson Entegris 10
#30 Robert B. Ayrest 9
#30 Charles R. Lee Burgett 9
#30 John W. Sellers Spectra Research 9
#33 John M. Scharber Limelight Networks 8
#33 David D. Lent Intel 8
#33 Russell D. Eslick Intel 8
#33 James H. Roberson Powerwave Technologies 8
#37 Will John Temple 7
#37 Timothy Hoel Tygrus 7
#37 Glen R. Mangseth Loredan Biomedical 7
#37 Kevin E. Wells Intel 7
#37 Akbar Monfared HP 7
#37 Richard Armstrong Casa Herrera 7
#43 Charles H. Whelan 6
#44 Robert Willis Illinois Tool Works 5
#44 Katherine Malone 5
#44 Eric Phipps Unknown 5
#44 Steven Kenneth Christie Illinois Tool Works 5
#44 Howard L. Spielman Ami Entertainment Network 5
#44 Todd Sprague Calamp 5
#44 Lawrence Adloff Tygrus 5

Part of California