Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Rossmoor, CA ranks #10,189 worldwide for total patents filed all time, with 195 patents from 29 inventors. Leading employers of inventors based in Rossmoor, CA include Entigenlogic, Rehrig Pacific, Schering. That works out to 18.4 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–29 of 29 inventors

Rank Inventor Primary Company Patents
1 Frank John Williams Entigenlogic 53
2 Kyle L. Baltz Rehrig Pacific 37
3 Joseph A. Marquez Schering 19
#4 David Hassan Amirehteshami The Boeing 13
#4 David N. Lombard Intel 13
#6 Ramon Rubio Canon 9
#7 Shaun Pennington Diamond Mattress Company 6
#8 Jeannie Geneczko Bae Systems Information And Electronic Systems Integration 5
#9 George J. Vendura, Jr. Trw Limited 4
#9 Sharilyn J. Sandberg B.Braun Medical 4
#9 Damian McCann Macom Technology Solutions Holdings 4
#12 Daniel Cordier Honda Motor Co. 3
#12 Gregory E. Rupert The Boeing 3
#14 Brent Kenneth Theodore The Boeing 2
#14 William Carnegie The Boeing 2
#14 Jon S. Bettinger 2
#14 Christopher J. Long 2
#14 Bruce S. Rouleau Northrop Grumman 2
#14 Laura M. Woo 2
#20 Kevin Lee Bender 1
#20 Arthur C. Bentley 1
#20 Janet J. Johnson 1
#20 Kate Chander Chiang 1
#20 Lucille Fonseca Jackson 1
#20 Li-I Lan Acumed 1
#20 Jay D. Geer 1
#20 Ramin Massoumi Iteris 1
#20 Steve Edmondson 1
#20 Mir Mahmood Madani 1

Part of California