Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–3 of 3 inventors

Rank Inventor Primary Company Patents
1 Karl Zell Siemens Aktiengesellschaft 2
2 Hubert Etzel Harman Audio Electronic Systems Gmbh 1
2 Helmut Schedele Siemens Aktiengesellschaft 1