Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Vaduz, LI ranks #6,040 worldwide for total patents filed all time, with 413 patents from 71 inventors. Leading employers of inventors based in Vaduz, LI include Ivoclar Vivadent Ag, Hilti Aktiengesellschaft, Censor Patent- Und Versuchs-Anstalt.

Showing 1–50 of 71 inventors

Rank Inventor Primary Company Patents
1 Volker Rheinberger Ivoclar Vivadent Ag 185
2 Hans Gschwend Hilti Aktiengesellschaft 31
3 Frank Zeuner Ivoclar Vivadent Ag 20
#4 Gerhard Zanghellini Ivoclar Vivadent Ag 12
#5 Harry L. Sawatzki Censor Patent- Und Versuchs-Anstalt 10
#5 Sandro Arabian Cws International Gmbh 10
#7 Werner Tabarelli Perkin-Elmer Censor Anstalt 9
#7 Cliff Toldo Hilti Aktiengesellschaft 9
#9 Christoph Appert Ivoclar Vivadent Ag 8
#10 Jens W. Beyrich Progenio Ag 7
#10 Karl-Heinz Grabher Alfit Ag 7
#12 Roland Hasler Hilti Aktiengesellschaft 6
#12 Andre Rumphorst Ivoclar Ag 6
#14 Gregor Strasser Balzers Aktiengesellschaft 5
#14 Karl Mettler Etablissement Supervis 5
#14 Martin Noser Hilti Aktiengesellschaft 5
#17 Heinrich Kappert Ivoclar Vivadent Ag 4
#17 Armin Ospelt Ivoclar Vivadent Ag 4
#19 Arno Glaser Hilti Aktiengesellschaft 3
#19 Robert Kolar Siemens Aktiengesellschaft 3
#21 Aitor Galdos Balzers Aktiengesellschaft 2
#21 Johannes Peter Klien Lasarray Holding Ag 2
#21 Otto Noser Hilti Aktiengesellschaft 2
#21 Jürgen Seger Ivoclar Ag 2
#21 Gustav Ospelt Hoval Interliz Ag 2
#21 Hanspeter Willi Etablissement Dentaire Ivoclar 2
#21 Erika Schnyder Unknown 2
#21 Richard Wiebe Thyssenkrupp Ag 2
#21 Ulrich Liedtke Carl Freudenberg Kg 2
#21 Eugenji Borisov 2
#21 Alois Widmann Microsoft 2
#21 Philipp Wohlwend Vat Holding Ag 2
#21 Hans-Dieter Seghezzi Hilti Aktiengesellschaft 2
#34 Alexander Kiseljev 1
#34 Olgun TANBERK 1
#34 Tilsim VON LIECHTENSTEIN 1
#34 Holger Rannow 1
#34 Tobias M. Pischetsrieder 1
#34 Kyle Axle ELFORD Vat Holding Ag 1
#34 Werner Patsch Sfs Industrie Holding Ag 1
#34 Alexander Abfalterer 1
#34 Hans Schoker Casma Di V. Marinoni & Figli 1
#34 Curt Herzstark 1
#34 Peter Dorsch Etablissement Dentaire Ivoclar 1
#34 Ewald Zdansky Hoval Interliz Ag 1
#34 Adolf Heeb 1
#34 Flamino Antonello 1
#34 Erich Kaiser Balzers Aktiengesellschaft 1
#34 Rudenz Tamagni 1
#34 Peter Niggli Balzers Aktiengesellschaft 1