Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Winchester, CA ranks #6,415 worldwide for total patents filed in 2021, with 15 patents from 8 inventors. Leading employers of inventors based in Winchester, CA include Quest Diagnostics Investments, Ablative Solutions, Qc Manufacturing. That works out to 4.9 patents per 1,000 residents, a common benchmark for comparing regional innovation intensity.

Showing 1–8 of 8 inventors

Rank Inventor Primary Company Patents
1 Heather R. Sanders Quest Diagnostics Investments 4
2 Christopher Scott Hayden Ablative Solutions 3
2 Dana Charles Stevenson Qc Manufacturing 3
#4 Jonathan R Griffith 1
#4 Tyler Lopez Element Biosciences 1
#4 Douglas H. Callison Rain Bird 1
#4 Jesus Ferrer Labayen Microsoft 1
#4 Jason Touhy Cole-Parmer Instrument Company 1

Part of California