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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Roßdorf, DE ranks #6,739 worldwide for total patents filed in 2021, with 14 patents from 11 inventors. Leading employers of inventors based in Roßdorf, DE include Alcon, Basf Se, Merck.

Showing 1–11 of 11 inventors

Rank Inventor Primary Company Patents
1 Felix Brinckmann Alcon 3
2 Stefan Marx Basf Se 2
3 Lars Lietzau Merck 1
3 Dariush Behnam Aquanova Ag 1
3 Karen Engel Bayer Pharma 1
3 Heinz Gross Rohm Gmbh Chemische Fabrik 1
3 Alexandra Kreickenbaum Robert Bosch Gmbh 1
3 Volker Reiffenrath Merck 1
3 Markus Franz Rapa Automotive Gmbh & Co. Kg 1
3 Nicole Hof Schenck Rotec Gmbh 1
3 Silko Grimm Evonik Röhm Gmbh 1