Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Showing 1–27 of 27 inventors

Rank Inventor Primary Company Patents
1 Hans C. Sonderegger Kistler Instrumente Ag 23
2 Christopherus Bader Priamus System Technologies Ag 12
3 Roland Sommer Kistler Holding Ag 11
3 Philipp Suess Sulzer Chemtech Ag 11
#5 Denis Kohler Kistler Holding Ag 9
#6 Werner Brennwald Hitachi Zosen Inova Ag 8
#7 Hugo Schar Bbc Brown, Boveri & Company 7
#8 Andreas Jorg Rieter Machine Works 6
#8 Hannes Speidel Xylo Technologies Ag 6
#10 Felix Muggli Sulzer Metco (Us) 5
#11 Leo Amstutz Kistler Holding Ag 4
#12 Dennis Vondendriesch Biotronik Ag 2
#12 Nitin Ugale Sulzer Management Ag 2
#14 Reto Calderra Kristal Instrumente Ag 1
#14 Wolfgang Ruzek Sulzer Brothers Limited 1
#14 Juerg Bischofberger Rieter Machine Works 1
#14 Johannes Luthi Sulzer Brothers Limited 1
#14 Manuel Bolano Swiss Reinsurance Company 1
#14 Franz Machler Maschinenfabrik Rieter Ag 1
#14 Stephan Gasser Marquardt Gmbh 1
#14 Chistopherus Bader Priamus System Technologies Ag 1
#14 David Dreher Priamus System Technologies Ag 1
#14 Stephanie Mathes 1
#14 Roland Czuday Robert Bosch Gmbh 1
#14 Urs Georg Naef Buhler Ag 1
#14 Hans Noser Rieter Machine Works 1
#14 Walter Aicher 1