Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Langen, DE ranks #3,226 worldwide for total patents filed all time, with 936 patents from 171 inventors. Leading employers of inventors based in Langen, DE include Panasonic, Bayer Healthcare, Hunter Douglas Industries B. V..

Showing 1–50 of 171 inventors

Rank Inventor Primary Company Patents
1 Jens Bachmann Panasonic 74
2 Rolf Schroder Bayer Healthcare 55
3 Rolf Hakenberg Panasonic 50
#4 Kilian Weniger Panasonic 46
#5 Jorg Bohlen Hunter Douglas Industries B. V. 41
#6 Martin Listing Te Connectivity Germany Gmbh 26
#7 Heinrich Schmidt Robert Bosch Gmbh 25
#8 Carsten Burmeister Sumitomo Electric Industries 20
#8 Frederic Charpentier Optis Wireless Technology 20
#10 Karl Beck Basf Se 17
#11 Hans-Ullrich Huth Hoechst Gmbh 16
#11 Otmar Becker Schott Ag 16
#11 Wolfgang Franke The Braun 16
#14 Guido Meier-Arendt Siemens Aktiengesellschaft 14
#14 Steffen Pfister Robert Bosch Gmbh 14
#16 Karl Theodor Kraemer Aventis Pharma Deutschland Gmbh 13
#16 Carolin Braun Umicore Ag & Co. Kg 13
#16 Christian Boemmel Tyco Electronics Amp Gmbh 13
#19 Alexander Golitschek Edler Von Elbwart Panasonic 12
#19 Matthias Germer Biotest Ag 12
#21 Jurgen Horn Biotest Ag 11
#21 Stephanie Schauhoff Degussa Ag 11
#23 Norbert Maurus Chemetall Gmbh 9
#23 Dieter Petermann Optis Wireless Technology 9
#23 Alexander Golitschek Panasonic 9
#23 Axel Kobus Evonik Stockhausen Gmbh 9
#27 Dirk Broell Evonik Röhm Gmbh 8
#27 Klaus Cichutek Bundesrepublik Deutschland 8
#27 Prateek Basu-Mallick Apple 8
#27 Christian Dexheimer De'Longhi Braun Household Gmbh 8
#27 David Hany Gaied Mikhael Socionext 8
#32 Wigbert Hauner Dentsply Detrey Gmbh 7
#32 Paul Meller Dade Behring Marburg Gmbh 7
#32 Peter Schweizer Schenck Process Europe Gmbh 7
#32 Thomas Wiebke Sumitomo Electric Industries 7
#32 Werner Ruhl Roche Diagnostics Operations 7
#32 Kurt Schonfeld Chemotherapeutisches Forschungsinstitut Georg-Speyer-Haus 7
#32 Jan Ohlhorst Sun Patent Trust 7
#32 Matthias Boy Basf Se 7
#32 Torsten Palfner Panasonic 7
#32 Klaus Krumbholz Degudent Gmbh 7
#42 Hannes Wendling Tyco Electronics Amp Gmbh 6
#42 Oliver Jost Tecsis Gmbh 6
#42 Jon Schuringa Panasonic 6
#42 Alexander Bongers Fresenius Medical Care Deutschland Gmbh 6
#42 Julius Rueckert Abb Schweiz Ag 6
#42 Andreas Dörflein Evonik Degussa Gmbh 6
#48 Christian Am Weg Taylor Hobson 5
#48 Michael Lede Wella Gmbh 5
#48 Stephan Revidat Hyundai Motor 5