Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Büttelborn, DE ranks #10,111 worldwide for total patents filed all time, with 197 patents from 51 inventors. Leading employers of inventors based in Büttelborn, DE include Ludwig Heumann & Co. Gmbh, Aventis Pharma Deutschland Gmbh, Sanofi-Aventis.

Showing 1–50 of 51 inventors

Rank Inventor Primary Company Patents
1 Istvan Szelenyi Ludwig Heumann & Co. Gmbh 37
2 Alfons Enhsen Aventis Pharma Deutschland Gmbh 23
3 Leo Zeimetz Sanofi-Aventis 12
#4 Patrik Hartmann Roehm Gmbh & Co. Kg 11
#5 Ralf Noerenberg Basf Se 10
#6 Torsten Sievers Carl Zeiss Microscopy Gmbh 7
#7 Uwe Kosubek Cassella Aktiengesellschaft 6
#8 Stefan Nau Evonik Röhm Gmbh 5
#8 Winfried Pohl Robert Bosch Gmbh 5
#8 Ralf Merbach Evonik Röhm Gmbh 5
#11 Dorothea Adams Carl Schenck Ag 4
#11 Siegfried Wallenwein Solutia Germany Gmbh & Co. Kg 4
#11 Volker Guyot Carl Schenck Ag 4
#11 Antje Noerenberg Clariant 4
#11 Markus Kirst Man Roland Druckmaschinen Ag 4
#16 Bernhard Mathes General Motors 3
#16 Michael Loehr IBM 3
#16 Peter R. Szigeti Basf Se 3
#16 Oliver Roettel General Motors 3
#16 Rudiger Wlach Tetra Laval Holdings & Finance S.A. 3
#21 Frank Jourdan Alfred Teves Gmbh 2
#21 Klaus Dieter Merscher Celanese Chemicals Europe Gmbh 2
#21 Thomas Baecker Accenture Global Services Limited 2
#21 Ortwin Ruschitschka Poly-Clip System 2
#21 Marlies Niemann Merck 2
#21 Bodo Wixmerten Habasit Ag 2
#21 Kay Czeromin Siemens Aktiengesellschaft 2
#21 Thomas Goelzenleuchter Basf Se 2
#21 Karl-Wilhelm Stock Richardson & Associates 2
#21 Winfried P. Rutt 2
#31 Sven Kobler Sap Ag 1
#31 Ömer Kaydi 1
#31 Gabriele Witte Merck 1
#31 Timo Hamm 1
#31 Stephan Heiderich Continental Teves Ag & Co. Ohg 1
#31 Else Kreim Unknown 1
#31 Timo Haass Danaher 1
#31 Markus Hemm General Motors 1
#31 Susanne Graner Roehm Gmbh Chemische Fabrik 1
#31 Winfried Buchel Robert Bosch Gmbh 1
#31 Matthias Huttl 1
#31 Kurt Presslein Nalco Chemical 1
#31 Bruno Kritzner E.I. Du Pont De Nemours And 1
#31 Knut Gebhardt General Motors 1
#31 Alfons Ehnsen Hoechst Gmbh 1
#31 Torsten Sieyers Navteq B.V. 1
#31 Helmut F. Otto The Procter & Gamble 1
#31 Roland Geduldig Röhm Gmbh & Co. Kg 1
#31 Curd Bottcher General Motors 1
#31 Frank Bausch General Motors 1