Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DE

David L. Epperson — 1 Patent in 2022

FLFluke: 1 patents #7 of 32Top 25%
Everett, WA: #38 of 163 inventorsTop 25%
Washington: #4,285 of 13,115 inventorsTop 35%
Overall (2022): #484,924 of 548,613Top 90%
1 Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11237192 Non-contact current measurement system Ricardo Rodriguez, Ronald Steuer, Jeffrey Worones 2022-02-01