Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Kassel, DE ranks #1,111 worldwide for total patents filed in 2017, with 122 patents from 93 inventors. Leading employers of inventors based in Kassel, DE include Sma Solar Technology Ag, Zf Friedrichshafen Ag, Merck.

Showing 1–50 of 93 inventors

Rank Inventor Primary Company Patents
1 Sebastian Bieniek Sma Solar Technology Ag 5
1 Holger Behrends Sma Solar Technology Ag 5
3 Marcel Kratochvil Sma Solar Technology Ag 4
#4 Andreas Falk Sma Solar Technology Ag 3
#4 Uwe Arnold Zf Friedrichshafen Ag 3
#4 Henrik Wolf Sma Solar Technology Ag 3
#4 Berthold Nies Merck 3
#8 Stefan Walter Eaton 2
#8 Iris Barthel Ti Automotive (Fuldabrück) Gmbh 2
#8 Charleen Hundertmark B. Braun Avitum Ag 2
#8 Burkard Mueller Sma Solar Technology Ag 2
#8 Gerd Bettenwort Sma Solar Technology Ag 2
#8 Christian Hardt Sma Solar Technology Ag 2
#8 Wolfgang Becker Sap Ag 2
#8 Joachim Beine B. Braun Melsungen Ag 2
#8 Rainer Sandrock Sartorius Stedim Biotech Gmbh 2
#8 Vladimir Stehle Wintershall Holding Gmbh 2
#18 Joern Ahrens B. Braun Avitum Ag 1
#18 Christof Strohhoefer B. Braun Avitum Ag 1
#18 Gernot Finis Phoenix Contact 1
#18 Christian Landau Sma Solar Technology Ag 1
#18 Niels Berger Sma Solar Technology Ag 1
#18 Doris Röthlein B. Braun Melsungen Ag 1
#18 Christian Scheibe Dedrone Holdings 1
#18 Henning Meyer Dedrone Holdings 1
#18 Berthold Stegemann Medtronic 1
#18 Matthias Gebauer Automotive Lighting Reutlingen Gmbh 1
#18 Jens Koester Te Connectivity Germany Gmbh 1
#18 Hans Geyer Robert Bosch Gmbh 1
#18 Frank Fahrenholz Ti Automotive (Fuldabrück) Gmbh 1
#18 Vitali Sakschewski Sma Solar Technology Ag 1
#18 Roman Wiche Krauss-Maffei Wegmann 1
#18 Alexander Krug Raycap, S.A. 1
#18 Gojdár Bálint 1
#18 Christoph Grabolle 1
#18 Oliver Gerstheimer Tomtom International B.V. 1
#18 Clemens Hoffmann Siemens Aktiengesellschaft 1
#18 Dirk Zeise Daimlerchrysler Ag 1
#18 Andre Schieleit Sma Solar Technology Ag 1
#18 Martin Alexander Goldmaier 1
#18 Max Rothenburger Raycap, S.A. 1
#18 Asko Fromm Universitat Kassel 1
#18 Adrian Haering Sma Solar Technology Ag 1
#18 Matthias Leberle Volkswagen A.G. 1
#18 Elena Popova Max-Planck-Gesellschaft Zur Föderung Der Wissenschaften E.V. 1
#18 Mathias Noe Karlsruher Institut Für Technologie 1
#18 Andreas Szczepaniak 1
#18 Frank Rueckmann Sma Solar Technology Ag 1
#18 Karl-Peter Ebert Roche Diabetes Care 1
#18 Sergej Lieder Zf Friedrichshafen Ag 1