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USPTO Patent Rankings Data through Dec 31, 2025
Home › Cities › Chur, CH

Chur, CH All Time

2,004 patents  ·  314 inventors

Ranked #1,663 of 112,640 cities Top 2%

Chur, CH ranks #1,663 worldwide for total patents filed all time, with 2,004 patents from 314 inventors. Leading employers of inventors based in Chur, CH include Syngenta Crop Protection Ag, Syngenta Participations Ag, ICI.

Showing 1–50 of 314 inventors

Rank Inventor Primary Company Patents
1 Peter Maienfisch Syngenta Crop Protection Ag 103
2 Jerome Yves Cassayre Syngenta Participations Ag 98
3 Christopher R. A. Godfrey ICI 94
#4 Pierre Joseph Marcel Jung Syngenta Participations Ag 88
#5 Marcel Schweiger Ivoclar Vivadent Ag 77
#6 Myriem El Qacemi Syngenta Participations Ag 75
#7 Peter Renold Syngenta Participations Ag 63
#8 Andre Stoller Syngenta Participations Ag 62
#9 Daniel Stierli Syngenta Participations Ag 50
#10 Stephan Trah Syngenta Crop Protection Ag 47
#11 Ulrich Johannes Haas Optyl Eyewear Fashion International 42
#12 Ottmar Franz Hueter Syngenta Participations Ag 35
#13 Fredrik Cederbaum Syngenta Crop Protection Ag 34
#14 Ronald Zeun Ciba-Geigy 31
#15 Olivier Loiseleur Syngenta Participations Ag 30
#15 Gertrude Knauf-Beiter Syngenta Crop Protection Ag 30
#17 Renaud Beaudegnies Syngenta Participations Ag 27
#18 Werner Zambach Syngenta Crop Protection Ag 26
#19 Alain De Mesmaeker Syngenta Participations Ag 25
#20 Carl Meinherz Rockwell Automation Safety Ag 21
#20 Andreas Kaplan Ems-Inventa Ag 21
#22 Martin Pouliot Syngenta Participations Ag 20
#22 Denis Gribkov Syngenta Participations Ag 20
#24 Tobias Leutenegger Cedes Ag 19
#24 Josef X. Brunner Swisstom Ag 19
#26 Aurelien Bigot Syngenta Participations Ag 17
#26 Stephane André Marie Jeanmart Syngenta Limited 17
#28 Michael Oostendorp Syngenta Participations Ag 16
#28 Mario Grazioli Hilti Aktiengesellschaft 16
#30 Alfred Rindlisbacher Ciba-Geigy 15
#30 Kurt Nebel Syngenta Crop Protection Ag 15
#30 Helmars Smits Syngenta Participations Ag 15
#33 Philipp Harder Ems-Patent Ag 14
#33 Andreas Beck Ciba-Geigy 14
#33 Sarah Sulzer-Mosse Syngenta Participations Ag 14
#36 Mathilde Denise Lachia Syngenta Participations Ag 13
#36 Oliver Kuhne Bmts Technology Gmbh & Co. Kg 13
#38 Hanno Christian Wolf Syngenta Participations Ag 12
#38 Jurgen Spindler Ems-Chemie Ag 12
#40 Dominik Novotni Hamilton Medical Ag 11
#40 Rene Gisler Ems-Inventa Ag 11
#40 Mario Zahner Hilti Aktiengesellschaft 11
#43 Hanns-Jorg Liedloff Ems-Inventa Ag 10
#43 Eberhard Kinkelin Ems-Inventa Ag 10
#43 Claudio Screpanti Syngenta Participations Ag 10
#43 Guillaume Berthon Syngenta Participations Ag 10
#47 Jorg Fullemann Vth - Verfahrenstechnik Fur Heizung Ag 9
#47 Claus Heine Unaxis Balzers 9
#47 Edo Lang Oblamatik Ag 9
#47 Urs Wälchli Inficon Ag 9

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