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USPTO Patent Rankings Data through Dec 31, 2025
Home › Cities › Hanau, DE

Hanau, DE All Time

3,470 patents  ·  722 inventors

Ranked #967 of 112,640 cities Top 1%

Hanau, DE ranks #967 worldwide for total patents filed all time, with 3,470 patents from 722 inventors. Leading employers of inventors based in Hanau, DE include Degussa Ag, Rittal Gmbh & Co. Kg, Chemetall Gmbh.

Showing 1–50 of 722 inventors

Rank Inventor Primary Company Patents
1 Peter Kleinschmit Degussa Ag 136
2 Axel Kleemann Degussa Ag 92
3 Matthias Müller Rittal Gmbh & Co. Kg 76
#4 Peter Panster Degussa Ag 67
#5 Manfred Walter Chemetall Gmbh 53
#6 Stefan Meyer Carl Zeiss Microscopy Gmbh 49
#7 Markus Jung Heraeus Deutschland 42
#8 Jurgen Koch Basf Se 41
#9 Ewald Schmidt Robert Bosch Gmbh 36
#10 Helmut Klein Huf Huelsbeck & Fuerst GmbH & Co. KG 32
#10 Holger Winkler Merck 32
#12 Heiko Specht Heraeus Deutschland 30
#13 Ulrich Deschler Degussa Ag 29
#14 Alexander Usoskin Bruker Hts Gmbh 28
#15 Ulrich Hausch Heraeus Deutschland 27
#15 Michael Budach Carl Zeiss Smt Gmbh 27
#17 Waltraud Werdecker Heraeus Quarzglas 25
#17 Matthias Katter Vacuumschmelze Gmbh & Co. Kg 25
#17 Lothar Mussmann Umicore Ag & Co. Kg 25
#20 Heinz Fabian Heraeus Quarzglas 23
#21 Herbert Klenk Degussa Ag 22
#22 Klaus Becker Heraeus Quarzglas 21
#22 Alfons Karl Degussa Ag 21
#22 Sven Balk Evonik Röhm Gmbh 21
#22 Michael Hünermann Heraeus Quarzglas 21
#26 Gunter Prescher Degussa Ag 19
#27 Matthias Kottenhahn Degussa Ag 18
#27 Dieter Lindner Umicore Ag & Co. Kg 18
#29 Hans Huschka Nukem 17
#29 Thomas Gobel Syngenta Crop Protection Ag 17
#29 Jörg Becker Heraeus Quarzglas 17
#29 Harry Serbent Metallgesellschaft Ag 17
#33 Manfred Ettlinger Degussa Ag 16
#33 Annika Frey Umicore Ag & Co. Kg 16
#33 Andreas Reisinger Heraeus Precious Metals 16
#33 Hans Aichert Leybold-Heraeus Gmbh 16
#33 Joachim Goede Asta Medica 16
#38 Herbert Tanner Degussa Ag 15
#38 Birgit Bertsch-Frank Degussa Ag 15
#38 Gerd Schreyer Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler 15
#38 Jan Vydra Heraeus Quarzglas 15
#38 Stefan Schibli Heraeus Deutschland 15
#38 Jorg Munzenberg Degussa Ag 15
#38 Jan Christoph Pfeffer Evonik Degussa Gmbh 15
#38 Torsten Henning Az Electronic Materials Usa 15
#46 Harald Manhardt W. C. Heraeus Gmbh 14
#46 Larisa von Riewel Thomson Licensing 14
#46 Monika Oswald Evonik Degussa Gmbh 14
#46 Horst Plettner Abb Patent Gmbh 14
#46 Gunther Schmitt Fag Kugelfischer Georg Shäfer Ag 14

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