Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Chur, CH ranks #1,227 worldwide for total patents filed in 2021, with 114 patents from 57 inventors. Leading employers of inventors based in Chur, CH include Syngenta Participations Ag, Ivoclar Vivadent Ag, Syngenta Crop Protection Ag.

Showing 1–50 of 57 inventors

Rank Inventor Primary Company Patents
1 Daniel Stierli Syngenta Participations Ag 8
2 Myriem El Qacemi Syngenta Participations Ag 7
3 Andre Stoller Syngenta Participations Ag 6
3 Martin Pouliot Syngenta Participations Ag 6
3 Marcel Schweiger Ivoclar Vivadent Ag 6
#6 Renaud Beaudegnies Syngenta Participations Ag 5
#7 Pierre Joseph Marcel Jung Syngenta Participations Ag 4
#7 Denis Gribkov Syngenta Participations Ag 4
#7 Aurelien Bigot Syngenta Participations Ag 4
#7 Sarah Sulzer-Mosse Syngenta Participations Ag 4
#11 Stephan Trah Syngenta Crop Protection Ag 3
#12 Ottmar Franz Hueter Syngenta Participations Ag 2
#12 Martin Sütterlin Ems-Patent Ag 2
#12 Jerome Yves Cassayre Syngenta Participations Ag 2
#12 Davide Sabbadin Syngenta Participations Ag 2
#12 Olivier Loiseleur Syngenta Participations Ag 2
#12 Alain De Mesmaeker Syngenta Participations Ag 2
#12 Philipp Harder Ems-Patent Ag 2
#12 Dominik Novotni Hamilton Medical Ag 2
#12 Oliver Kuhne Bmts Technology Gmbh & Co. Kg 2
#12 Claudio Screpanti Syngenta Participations Ag 2
#12 Dino De-Stefani Hamilton Medical Ag 2
#23 Dominik Schneider Heraeus Deutschland 1
#23 Carmen Leonor Colmenares Mora Oerlikon Surface Solutions Ag, Pfäffikon 1
#23 Benjamin PINSON Syngenta Participations Ag 1
#23 Silvia GENERELLI Csem Centre Suisse D'Electronique Et De Microtechnique Sa—Recherche Et Développement 1
#23 Ronald Zeun Ciba-Geigy 1
#23 Etienne Lardon Trumpf Schweiz Ag 1
#23 Peter Renold Syngenta Participations Ag 1
#23 Rudolf Buechi Hamilton Medical Ag 1
#23 Kurt Nebel Syngenta Crop Protection Ag 1
#23 Karolin Franke Hamilton Bonaduz Ag 1
#23 Fabio Jutzi Trumpf Schweiz Ag 1
#23 Arnd Mueller Oerlikon Surface Solutions Ag, Pfäffikon 1
#23 Felipe Segatto Thyssenkrupp Presta 1
#23 Stephane André Marie Jeanmart Syngenta Limited 1
#23 Joshua Lanter Polycontact Ag 1
#23 Tobias Seiler Hamilton Bonaduz Ag 1
#23 Marco Schoeni Abb Schweiz Ag 1
#23 Gian Zaugg 1
#23 Fredrik Cederbaum Syngenta Crop Protection Ag 1
#23 KURT BÖHME 1
#23 Thomas Knupfer Oblamatik Ag 1
#23 Kaouther Saihi 1
#23 Valeria Grasso Syngenta Crop Protection Ag 1
#23 Willem R. Nagtegaal 1
#23 Edelgard Kaiser Roche Diagnostics Operations 1
#23 Andreas Kaplan Ems-Inventa Ag 1
#23 Raphael Dumeunier Syngenta Participations Ag 1
#23 Andreas Schwendener Hexagon Technology Center Gmbh 1