Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Friedrichshafen, DE ranks #1,125 worldwide for total patents filed all time, with 2,997 patents from 618 inventors. Leading employers of inventors based in Friedrichshafen, DE include Zf Friedrichshafen Ag, Mtu Friedrichshafen Gmbh, Zahnradfabrik Friedrichshafen Ag.

Showing 1–50 of 618 inventors

Rank Inventor Primary Company Patents
1 Johannes Kaltenbach Zf Friedrichshafen Ag 161
2 Gerhard Gumpoltsberger Zf Friedrichshafen Ag 154
3 Christian Sibla Zf Friedrichshafen Ag 100
#4 Mario Steinborn Zf Friedrichshafen Ag 53
#5 Gabor Diosi Zf Friedrichshafen Ag 52
#6 Armin Dölker Mtu Friedrichshafen Gmbh 47
#6 Jurgen Legner Zf Friedrichshafen Ag 47
#8 Gert Bauknecht Zf Friedrichshafen Ag 39
#9 Jens Moraw Zf Friedrichshafen Ag 33
#9 Johannes Glückler Zf Friedrichshafen Ag 33
#11 Rainer Petzold Zf Friedrichshafen Ag 32
#12 Gerhard Niederbrucker Zf Friedrichshafen Ag 30
#12 Ulrich Mair Zf Friedrichshafen Ag 30
#14 Viktor Warth Zf Friedrichshafen Ag 29
#14 Friedrich Ehrlinger Zahnradfabrik Friedrichshafen Ag 29
#14 Josef Bader Zf Friedrichshafen Ag 29
#17 Thomas Jeltsch J. Wagner Gmbh 28
#18 Franz Bitzer Zf Friedrichshafen Ag 26
#18 Thorsten Müller Ccs Technology 26
#18 Ralph Muenzer Ravensburger Ag 26
#18 Eckhardt Lübke Zf Friedrichshafen Ag 26
#22 Unal Gazyakan Zf Friedrichshafen Ag 25
#23 Egon Mann Zahnradfabrik Friedrichshafen Ag 23
#23 Herbert Zimmer Siemens Aktiengesellschaft 23
#23 Bernard Hunold Zf Friedrichshafen Ag 23
#26 Timo Wehlen Zf Friedrichshafen Ag 22
#27 Guido Zimmermann J. Wagner Gmbh 21
#27 Stephan Scharr Zf Friedrichshafen Ag 21
#29 Matthias List Zf Friedrichshafen Ag 20
#30 Eckehard Münch Zf Friedrichshafen Ag 19
#30 Frank Przygodda Thomson Licensing 19
#30 Rayk Gersten Zf Friedrichshafen Ag 19
#33 Gerhard Bailly Zf Friedrichshafen Ag 18
#33 Hubert Remmlinger Zf Friedrichshafen Ag 18
#35 Jens Niemeyer Mtu Friedrichshafen Gmbh 17
#35 Peter Tenberge Jatco 17
#37 Rupert Kramer Zf Friedrichshafen Ag 16
#37 Wolfgang Danz Zf Friedrichshafen Ag 16
#39 Martin Freitag Infineon Technologies Ag 15
#39 Fritz Leber Zf Friedrichshafen Ag 15
#39 Dieter Maurer Robert Bosch Gmbh 15
#39 Kai-Uwe Herbster Zf Friedrichshafen Ag 15
#43 Max Bachmann Zf Friedrichshafen Ag 14
#43 Eduard Heilig Zf Friedrichshafen Ag 14
#43 Ewald Kille J. Wagner Gmbh 14
#43 Valentine Herbeth Zf Friedrichshafen Ag 14
#43 Andreas Schwenger Zf Batavia L.L.C. 14
#43 Michael Ebenhoch Zf Friedrichshafen Ag 14
#43 Werner Strudel Lindauer Dornier Gesellschaft Mbh 14
#43 Michael Trübenbach Zf Friedrichshafen Ag 14