Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Castroville, CA ranks #27,793 worldwide for total patents filed all time, with 37 patents from 16 inventors. Leading employers of inventors based in Castroville, CA include Microsoft, Aerogrow International, Dole Fresh Vegetables. That works out to 4.9 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–16 of 16 inventors

Rank Inventor Primary Company Patents
1 Andrew Walters Microsoft 13
2 Egidio L. Tonus 5
3 Curt Morgan Aerogrow International 4
#4 Edgar Enrique Valdivia Rodriguez Dole Fresh Vegetables 3
#5 Yvon Boudreault 1
#5 Dale T. Christensen Nordson 1
#5 Joe Jess Estrada 1
#5 Richard John Hanahoe 1
#5 Douglas Sanderson 1
#5 Anthony Sainz Rimando 1
#5 Emmit Hudspeth 1
#5 Steven Boudreault 1
#5 Loyce W. Hevrin 1
#5 Jerry C. Franklin Lockwood Technical 1
#5 Lloyce W. Hervin 1
#5 Mischa Gentry Byton Limited 1

Part of California