Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–3 of 3 inventors

Rank Inventor Primary Company Patents
1 Heinrich Stelzig Varta Microbattery Gmbh 2
2 Volker Seefeldt Varta Batterie 1
2 Josef Otto Rettenmaier Henkel Ag & Co. Kgaa 1