Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Andre DeFrasne Alcatel Cit 1
1 Roger Ecoffet Werthanor S.A. 1
1 Jean-Pierre Mignot Asulab S.A. 1
1 Guy Grenouillet Nivarox-Far S.A. 1