Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Hemmingford, CA ranks #52,935 worldwide for total patents filed all time, with 10 patents from 6 inventors. Leading employers of inventors based in Hemmingford, CA include RTX (Raytheon), Electrovert.

Showing 1–6 of 6 inventors

Rank Inventor Primary Company Patents
1 Philippe Thiry 2
1 Celine Leheurteux 2
1 Jean-Francois Perreault RTX (Raytheon) 2
1 Jean-Jacques Rivier 2
#5 John Dickie Electrovert 1
#5 John A. Saintsbury RTX (Raytheon) 1