Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Zwartebroek, NL ranks #79,433 worldwide for total patents filed all time, with 3 patents from 3 inventors.

Showing 1–3 of 3 inventors

Rank Inventor Primary Company Patents
1 Johannes H. G. Cloosterman 1
1 Paulus Bartholomeus Jacobus Vos 1
1 Jannes Dokter 1