CL

Christoph Liebetrau

IA Inventio Ag: 27 patents #12 of 953Top 2%
📍 Menziken, CH: #1 of 8 inventorsTop 15%
Overall (All Time): #142,118 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
12286329 Elevator installation and operating and/or display panel for an elevator installation Alessandro D'Apice 2025-04-29
12139373 Elevator system 2024-11-12
12091284 Elevator system 2024-09-17
11970362 Fastening apparatus for fastening a drive of an elevator system 2024-04-30
10266369 Energy-autonomous elevator system control element and elevator system including the control element Astrid Sonnenmoser, Martin Kusserow, Thomas Hartmann 2019-04-23
10023436 Drive with multiple looping for an elevator installation 2018-07-17
7775325 Drive for an elevator installation and method of converting a drive in an elevator installation Ruedi Stocker 2010-08-17
7665580 Equipment for suspension of a car or counter weight in an elevator installation and methods for mounting and for maintenance of suspension means Ruedi Stocker, Miriam Schmid 2010-02-23
7624847 Drive for an elevator installation Ruedi Stocker 2009-12-01
7617912 Method and apparatus for operating an elevator system Philippe Henneau, Carlos Yankelevich 2009-11-17
7398863 Safety device for elevators Ruedi Stocker, Esben Rotboll 2008-07-15
7077241 Elevator installation with flat-belt-type suspension means arranged in parallel Alban Meier 2006-07-18
6516570 Elevator hoistway Utz Richter 2003-02-11
6102163 Elevator car with control box Utz Richter, Kaspar Schindler 2000-08-15
6035974 Modular construction for elevators Utz Richter 2000-03-14
6032763 Equipment for immobilizing an elevator car Utz Richter, Albrecht Morlok 2000-03-07
6012553 Mount for a lift cage safety device Ortwin Piper, Albrecht Morlok 2000-01-11
6006867 Elevator guide apparatus Utz Richter, Albrecht Morlok, Jurgen Mahncke 1999-12-28
5988930 Connecting apparatus for profile members Kaspar Schindler 1999-11-23
5937973 Brake triggering device 1999-08-17
5844180 Equipment for the production of elevator shaft information Frédéric Nlabu 1998-12-01
5833031 Appendable elevator system Utz Richter 1998-11-10
5769183 Drive unit for a self-propelled elevator car Utz Richter, Albrecht Morlock, Helmut Heizmann, Ortwin Piper 1998-06-23
5725074 Apparatus for supporting and guiding an elevator Utz Richter 1998-03-10
5713432 Drive frame for a self-propelled elevator car Utz Richter, Albrecht Morlock, Ortwin Piper, Helmut Heizmann 1998-02-03