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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Hanau, DE ranks #1,812 worldwide for total patents filed in 2016, with 67 patents from 48 inventors. Leading employers of inventors based in Hanau, DE include Chemetall Gmbh, Heraeus Deutschland, Rittal Gmbh & Co. Kg.

Showing 1–48 of 48 inventors

Rank Inventor Primary Company Patents
1 Manfred Walter Chemetall Gmbh 7
2 Ulrich Hausch Heraeus Deutschland 4
2 Matthias Müller Rittal Gmbh & Co. Kg 4
#4 Jörg Becker Heraeus Quarzglas 2
#4 Horst Krull Evonik Degussa Gmbh 2
#4 Cameron Read Norma Germany Gmbh 2
#4 Michael Budach Carl Zeiss Smt Gmbh 2
#4 Andreas Reisinger Heraeus Precious Metals 2
#4 Rudi Steinke Degussa Ag 2
#4 Matthias Katter Vacuumschmelze Gmbh & Co. Kg 2
#11 Berthold Ocker Leybold Gmbh 1
#11 Jörg Werner Heraeus Quarzglas 1
#11 Stefan Meyer Carl Zeiss Microscopy Gmbh 1
#11 Jose Manuel Romero Bobst Mex Sa 1
#11 Christel Rueger Sap Se 1
#11 Joerg Karger General Motors 1
#11 Torsten Henning Az Electronic Materials Usa 1
#11 Jose Manuel DIEGUEZ-CAMPO Applied Materials 1
#11 Martina Kemmer Heraeus Deutschland 1
#11 Jurgen Koch Basf Se 1
#11 Kay Schuster Heraeus Quarzglas 1
#11 Klaus Becker Heraeus Quarzglas 1
#11 Henning Buchold Lurgi Gmbh 1
#11 Frank Wulff Autoliv Development Ab 1
#11 Gunther Schmitt Fag Kugelfischer Georg Shäfer Ag 1
#11 Dieter Linder Umicore Ag & Co. Kg 1
#11 Calogero Di Vincenzo Umicore Ag & Co. Kg 1
#11 Joachim Eggers Siemens Audiologische Technik Gmbh 1
#11 Sabine Haala Clariant Produkte (Deutschland) Gmbh 1
#11 Patrik Stenner Evonik Degussa Gmbh 1
#11 Ulrich Röhr Roche Sequencing Solutions 1
#11 Markus Jung Heraeus Deutschland 1
#11 Heiko Specht Heraeus Deutschland 1
#11 Stefan Buchholz Evonik Degussa Gmbh 1
#11 Klaus-Dieter Hufnagel Robert Bosch Gmbh 1
#11 Imad Moussallem Evonik Degussa Gmbh 1
#11 Alexander Barcza Vacuumschmelze Gmbh & Co. Kg 1
#11 Bert Schrempel The Braun 1
#11 Harald Manhardt W. C. Heraeus Gmbh 1
#11 Stephanie Schäffer Evonik Degussa Gmbh 1
#11 Stefan Schibli Heraeus Deutschland 1
#11 Christian Lehnert Wieland-Werke Ag 1
#11 Larisa von Riewel Thomson Licensing 1
#11 Jan Christoph Pfeffer Evonik Degussa Gmbh 1
#11 Ann-Kathrin Herr Evonik Operations Gmbh 1
#11 Holger Rauter Heraeus Deutschland 1
#11 Egbert Kremer Degussa Ag 1
#11 Georg Raab 1