Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 Waltraud Hempel Merial 1
1 Gerhardt Geiss Celanese Chemicals Europe Gmbh 1
1 Werner Skrypzak Clariant 1
1 Lars Bierer Clariant 1