Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025

Greifensee, CH ranks #7,541 worldwide for total patents filed all time, with 301 patents from 59 inventors. Leading employers of inventors based in Greifensee, CH include Mettler-Toledo Gmbh, Joma-Hydromechanic Gmbh, Hoffmann-La Roche.

Showing 1–50 of 59 inventors

Rank Inventor Primary Company Patents
1 Alice Buchmann Mettler-Toledo Gmbh 29
2 Willi Schneider Joma-Hydromechanic Gmbh 23
3 Paul Winternitz Hoffmann-La Roche 21
3 Reto Grueebler Alcon 21
#5 Joerg Loeffler Biotronik Ag 19
#6 Beat Meister Mettler-Toledo Gmbh 18
#7 Zhou Mi Mettler-Toledo Gmbh 10
#7 Beat Fritsche Grapha-Holding Ag 10
#7 Chen Xinghong Mettler-Toledo Gmbh 10
#10 Xiong Qinghua Mettler-Toledo Gmbh 9
#11 Hansruedi Künzi Mettler-Toledo Gmbh 8
#11 Arthur Reichmuth Mettler-Toledo Gmbh 8
#13 Klaus Peter Selig Bizerba Gmbh & Co. Kg 7
#14 Christoph Faller Fraunhofer 5
#14 Ernst Scherrer Micron 5
#14 Robert Apotheloz Werkzeugmaschinenfabrik Oerlikon-Buehrle Ag 5
#14 Johann W. Ferri Luwa 5
#14 Franz Etzweiler 5
#14 Petra Gunde Sonova Ag 5
#20 Reto Grüebler Alcon 4
#20 Karl Vogel Accumulatorenwerke Hoppecke Carl Zoellner & Sohn Gmbh & Co. Kg 4
#20 Walter Lukosz Asi Group 4
#20 Ingo Herbst Abb Daimler-Benz Transporation (Technology) Gmbh 4
#20 Baozhou Sun Mettler-Toledo (Changzhou) Measurement Technology 4
#25 Helmut Bäumel Mettler-Toledo Gmbh 3
#25 Viktor Killer Daverio Ag 3
#25 Friedrich Kroos Tchibo Gmbh 3
#25 Felix Strobel Mettler Instrumente Ag 3
#25 Regula Boeniger 3
#25 Reto Nuesch Mettler-Toledo Gmbh 3
#25 Hans Muster 3
#32 Moosa Abrahams Mettler-Toledo Gmbh 2
#32 Anselm Sickinger Tecan Trading Ag 2
#32 Christian Liechti Mettler Instrumente Ag 2
#32 Josef Tresch Meteor 2
#32 Willi Graf Mettler-Toledo Gmbh 2
#32 Hans Hardegger Bachofen + Meier Ag Maschinenfabrik 2
#32 Ralf Materna Robert Bosch Gmbh 2
#32 Hansruedi Kuenzi Mettler-Toledo Gmbh 2
#32 Thomas Wuethrich Bruker Switzerland Ag 2
#41 Berthold Seggewiss Dragoco Gerberding & Co. Ag 1
#41 Torsten Wintergerste Sulzer Mixpac Ag 1
#41 Martin Feusi 1
#41 Stephen L. Szabo 1
#41 Samuel Wennek 1
#41 Abel GAWEL Hilti Aktiengesellschaft 1
#41 Alfred Hautle Mettler-Toledo Gmbh 1
#41 Hans-Peter Brunner Bbc Brown, Boveri & Company 1
#41 Beat Stoller Mettler-Toledo Gmbh 1
#41 Friedrich Kross Tchibo Gmbh 1