Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–4 of 4 inventors

Rank Inventor Primary Company Patents
1 René Vinzenz Blum Omya International Ag 2
2 Franz Helmhart 1
2 Beat Karth Omya International Ag 1
2 Hanspeter Meier Trisa Holding Ag 1