Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Apple Valley, CA ranks #7,051 worldwide for total patents filed all time, with 335 patents from 110 inventors. Leading employers of inventors based in Apple Valley, CA include L.A. Gear, Williams Industries, Takeda Pharmaceutical Company Limited. That works out to 4.4 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–50 of 110 inventors

Rank Inventor Primary Company Patents
1 Carmen Rapisarda L.A. Gear 44
2 William J. Williams Williams Industries 39
3 Vijaykumar Rajasekhar Takeda Pharmaceutical Company Limited 16
#4 Mark S. Walker Tandem Computers Incorporated 13
#5 Lee W. Mueller Simpson Strong-Tie Company 12
#6 Robert Labrecque Conception Ro-Main 11
#7 Tony Janzen Tryten Technologies 8
#7 Mark Griffin General Mills 8
#7 Germain Labrecque Conception Ro-Main 8
#10 Donald F. Partridge One More Time 7
#10 Jose De Jesus Munoz Contreras 7
#12 Barna MADAU Fox Factory 6
#13 David G. Bemis 5
#13 Charles G. Johnson AT&T 5
#13 Alan M. Giles Goodrich 5
#13 Yuzuru Oishi Comcast 5
#17 Timothy Earnest Butler 4
#17 Michael E. Parsons Boyer 4
#17 Glenn A. Romacly 4
#17 Jose De Jesus Munoz Contreras Foamex 4
#17 Robert Pope 4
#22 Dean Anderson Honeywell 3
#22 William P. Reed Bell Atlantic Network Services 3
#22 Kenneth W. McKenzie Chevron 3
#22 Robert C. Flome 3
#22 John T. Jeffs 3
#22 Mark Parral Pacific Consolidated Industries 3
#28 Thomas Potter 2
#28 Tan Phan Microsoft 2
#28 Jerry Dwayne Hulse Prism Enterprises Lp 2
#28 Hans Nilberg Santa Fe International 2
#28 Jeff McDonald 2
#28 James A. Sundberg Professional Compounding Centers Of America 2
#28 Stephen Hess 2
#28 Mary Lou Terranova 2
#28 James Tibban 2
#28 Robert W. Coburn General Dynamics Corporation Air Defense Systems Div. 2
#28 Christopher J. Witherspoon 2
#28 Francis F. Coghan, IV 2
#28 John Vashchhenko Nimble Robotics 2
#28 Nikki Achor Gaf Energy 2
#28 Deyu Sun 2
#43 Roger A. Evans Unknown 1
#43 Milton M. Reel 1
#43 Max H. Hartwell 1
#43 Gabriel Bravo 1
#43 Stanley Herzenach 1
#43 Jayne Hallahan 1
#43 Sylvia Noble 1
#43 Deanna Holliday 1

Part of California