Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Campbellville, CA ranks #11,895 worldwide for total patents filed in 2021, with 6 patents from 5 inventors. Leading employers of inventors based in Campbellville, CA include Cloud Dx, RTX (Raytheon), National Steel Car Limited.

Showing 1–5 of 5 inventors

Rank Inventor Primary Company Patents
1 Sara Ross-Howe Cloud Dx 2
2 Timothy Redford RTX (Raytheon) 1
2 James W. Forbes National Steel Car Limited 1
2 Tim Redford RTX (Raytheon) 1
2 James H. Speck Pro Form Products Limited 1