DH

Dumeng Hersche

CA Cedes Ag: 6 patents #5 of 34Top 15%
Overall (All Time): #834,489 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10227208 Safety apparatus for an elevator Beat De Coi, Tobias Leutenegger, Jürg Hegelbach 2019-03-12
9309090 Safety apparatus for an elevator apparatus and a drive apparatus thereof Beat De Coi, Tobias Leutenegger, Jürg Hegelbach 2016-04-12
9004230 Switching device and sensor in a circuit with improved detection of switching state Beat De Coi, Jürg Hegelbach, Tobias Leutenegger 2015-04-14
8899383 Elevator door monitor and drive safety apparatus Beat De Coi, Jürg Hegelbach, Tobias Leutenegger 2014-12-02
8820482 Elevator monitor and drive safety apparatus Beat De Coi, Tobias Leutenegger, Jürg Hegelbach 2014-09-02
8672099 Sensor, safety apparatus and elevator apparatus Beat De Coi, Jürg Hegelbach, Tobias Leutenegger 2014-03-18