Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–6 of 6 inventors

Rank Inventor Primary Company Patents
1 Karl-Heinz Zettier Westfalia Separator Gmbh 2
2 Alfons Kersting Claas Selbstfahrende Erntemaschinen Gmbh 1
2 Marc Frerich Ericsson 1
2 Helmut Fröhlich E.I. Du Pont De Nemours And 1
2 Maximilian Bendix Basf Coatings Gmbh 1
2 Herbert Berkenkoetter Miele & Cie. Kg 1