Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Charles de Gouzillon de Belizal 1
1 Leon Hubert 1
1 Jérôme Delvaux Barco N.V. 1
1 Stéphane Ernest Pire 1