Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Gunther Sauer Kali-Chemie 1
1 Helmut Derleth Solvay (Société Anonyme) 1
1 Karl-Heinz Bretz Solvay Deutschland Gmbh 1
1 Michael Vollbrecht Benecke-Kaliko Ag 1