P

Inventor

HERSCHE DUMENG

CH6 patents
⚠️ This page may combine multiple inventors who share the name “HERSCHE DUMENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CEDES AG

3 patents
US8820482B2Sep 2, 2014

Elevator monitor and drive safety apparatus

CEDES AG30 citations90
US9309090B2Apr 12, 2016

Safety apparatus for an elevator apparatus and a drive apparatus thereof

CEDES AG10 citations81
US10227208B2Mar 12, 2019

Safety apparatus for an elevator

CEDES AG5 citations71

DE COI BEAT

3 patents
US8899383B2Dec 2, 2014

Elevator door monitor and drive safety apparatus

DE COI BEAT5 citations82
US8672099B2Mar 18, 2014

Sensor, safety apparatus and elevator apparatus

DE COI BEAT10 citations79
US9004230B2Apr 14, 2015

Switching device and sensor in a circuit with improved detection of switching state

DE COI BEAT3 citations60