Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Alfons Ehnsen Hoechst Gmbh 1
1 Peter R. Szigeti Basf Se 1
1 Alfons Enhsen Aventis Pharma Deutschland Gmbh 1
1 Volker Guyot Carl Schenck Ag 1