Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Chur, CH ranks #975 worldwide for total patents filed in 2016, with 130 patents from 67 inventors. Leading employers of inventors based in Chur, CH include Syngenta Participations Ag, Ivoclar Vivadent Ag, Optyl Eyewear Fashion International.

Showing 1–50 of 67 inventors

Rank Inventor Primary Company Patents
1 Myriem El Qacemi Syngenta Participations Ag 14
1 Jerome Yves Cassayre Syngenta Participations Ag 14
3 Peter Renold Syngenta Participations Ag 7
3 Marcel Schweiger Ivoclar Vivadent Ag 7
#5 Pierre Joseph Marcel Jung Syngenta Participations Ag 5
#6 Mathilde Denise Lachia Syngenta Participations Ag 3
#6 Olivier Loiseleur Syngenta Participations Ag 3
#6 Alain De Mesmaeker Syngenta Participations Ag 3
#6 Ulrich Johannes Haas Optyl Eyewear Fashion International 3
#6 Carl Meinherz Rockwell Automation Safety Ag 3
#6 Torsten Luksch Syngenta Participations Ag 3
#12 Danilo Dorizzi Rockwell Automation Safety Ag 2
#12 Richard Casty Cedes Safety & Automation Ag 2
#12 Tobias Leutenegger Cedes Ag 2
#12 Joerg Leipner Syngenta Participations Ag 2
#12 Alfred Rindlisbacher Ciba-Geigy 2
#12 Andre Stoller Syngenta Participations Ag 2
#12 Helmars Smits Syngenta Participations Ag 2
#12 Ottmar Franz Hueter Syngenta Participations Ag 2
#12 Kurt Nebel Syngenta Crop Protection Ag 2
#21 Ralf HOPPE Ems-Patent Ag 1
#21 Marc Maeder Hamilton Medical Ag 1
#21 Renaud Beaudegnies Syngenta Participations Ag 1
#21 Joshua Lanter Polycontact Ag 1
#21 Russell Slater Syngenta Participations Ag 1
#21 Alexander Mark Heming Syngenta Limited 1
#21 Hanno Christian Wolf Syngenta Participations Ag 1
#21 Catregn Gion-Pol Cedes Ag 1
#21 Claudio Screpanti Syngenta Participations Ag 1
#21 Rudolf Buechi Hamilton Medical Ag 1
#21 Alain Gaume Syngenta Participations Ag 1
#21 Peter Schneiter Syngenta Crop Protection Ag 1
#21 Phillippe Camblin Syngenta Participations Ag 1
#21 Daniel Stierli Syngenta Participations Ag 1
#21 Johann Seeber Hamilton Bonaduz Ag 1
#21 Didier Zurwerra Syngenta Participations Ag 1
#21 Kurt Hanimann Uhde Inventa-Fischer Gmbh 1
#21 Olivier Jacob Syngenta Investment 1
#21 Dietmar Kruse Trumpf Laser Marking Systems Ag 1
#21 Daniela Pison Hamilton Bonaduz Ag 1
#21 Martin Suetterlin Ems-Patent Ag 1
#21 Michael Oostendorp Syngenta Participations Ag 1
#21 Johann Camenisch Hamilton Bonaduz Ag 1
#21 Christopher R. A. Godfrey ICI 1
#21 Martin Pouliot Syngenta Participations Ag 1
#21 Gertrude Knauf-Beiter Syngenta Crop Protection Ag 1
#21 Emmanuelle Villedieu-Percheron Syngenta Participations Ag 1
#21 Sarah Sulzer-Mosse Syngenta Participations Ag 1
#21 Anthony Cornelis O'Sullivan Syngenta Participations Ag 1
#21 Roman STAIGER Syngenta Participations Ag 1