Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Jan Zorgdrager Duphar International Research B.V. 1
1 Jan-Maarten Verbeek Duphar International Research B.V. 1
1 Sebastianus J. Halkes Duphar International Research B.V. 1
1 Paulus F. C. van der Meij Duphar International Research B.V. 1