Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–8 of 8 inventors

Rank Inventor Primary Company Patents
1 Frank Rahnfeld Robert Bosch Gmbh 2
2 Axel Delp Merck 1
2 Edelgard Hunsrucker Wella Gmbh 1
2 Wilfried Wüst 1
2 Rainer Kaffenberger Carl Freudenberg Kg 1
2 Klaus Hedrich Evonik Rohmax Additives Gmbh 1
2 Hans-Achim Kunkel Firma Carl Freudenberg 1
2 Andrea Heyland Merck 1