Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Speyer, DE ranks #1,440 worldwide for total patents filed all time, with 2,335 patents from 320 inventors. Leading employers of inventors based in Speyer, DE include Basf Se, Mann+Hummel Gmbh, Te Connectivity Germany Gmbh.

Showing 1–50 of 320 inventors

Rank Inventor Primary Company Patents
1 Karl-Otto Westphalen Basf Se 265
2 Walter Denzinger Basf Se 93
3 Dieter Baumann Basf Se 73
#4 Christian Thalmann Mann+Hummel Gmbh 72
#5 Hardo Siegel Basf Se 53
#6 Norbert Güntherberg Basf Se 52
#6 Helge Schmidt Te Connectivity Germany Gmbh 52
#8 Egon Haden Basf Se 39
#9 Regina Luise Hill Basf Se 37
#10 Joachim Pakusch Basf Se 36
#10 Karl Haeberle Basf Se 36
#12 Stefan Haefner Basf Se 35
#13 Markus Hansch Basf Se 34
#14 Rainer Berghaus Basf Se 32
#14 Thomas Wunsch Basf Se 32
#16 Andrea Misske Basf Se 29
#17 Gerald Vorberg Basf Se 27
#17 Robert Heidasch Sap Se 27
#17 Alexander Wissemeier Basf Se 27
#17 Alexander Meier Werner & Pfleiderer Lebensmitteltechnik Gmbh 27
#21 Gabriel Skupin Basf Se 26
#22 Hermann Loeffler Basf Se 25
#23 Jürgen Goos Sew-Eurodrive Gmbh & Co. Kg 23
#24 Zdravko Paluncic Lincoln Gmbh 21
#24 Jürgen Zühlke Basf Se 21
#26 Lothar Rueb Basf Se 20
#26 Ursula Seeliger Basf Se 20
#28 Karl Haberle Basf Se 19
#28 Dieter Urban Basf Se 19
#28 Marcus Fehr Basf Se 19
#31 Michael Koch Basf Se 18
#31 Tobias Heinz Steinke Basf Se 18
#31 Norbert Guentherberg Basf Se 18
#31 Andreas Striebinger Abb Vie Deutschland 18
#35 Uwe Vagt Basf Se 17
#35 Achim Loeffler Basf Se 17
#37 Volker Greif Mann+Hummel Gmbh 16
#37 Claus Marschner Basf Se 16
#37 Thomas Gauweiler Sap Ag 16
#40 Stefan Scheidl Sap Se 15
#40 Andree Dragon Basf Se 15
#40 Reinhold Dieing Basf Se 15
#43 Harald Schwager Basf Se 14
#43 Oliver Borzyk Basf Se 14
#45 Romans Kasperovics Sap Se 13
#45 Itamar Michael Malkowsky Basf Se 13
#47 Heike Kilburg Basf Se 12
#47 Rudolf Latz Leybold Gmbh 12
#49 Guido Vent Daimlerchrysler Ag 11
#49 Soren Hildebrandt The Procter & Gamble 11