Assignee
CEDES AG
CH35 patents
Top patents by PatentIndex Score
US7830532B2Nov 9, 2010
Door/gate monitoring sensor device
CEDES AG31 citations92
US7044271B2May 16, 2006
Safety device for pinching zone of elevator doors
CEDES AG29 citations92
US6124586ASep 26, 2000
Method of aligning a light curtain
CEDES AG39 citations92
US8820482B2Sep 2, 2014
Elevator monitor and drive safety apparatus
CEDES AG30 citations90
US8819992B2Sep 2, 2014
Monitoring apparatus and pivoting door
CEDES AG8 citations84
US7126144B2Oct 24, 2006
Method for the contactless measurement of an object
CEDES AG12 citations84
US9725280B2Aug 8, 2017
Connecting device for measurement tapes in elevator devices
CEDES AG7 citations81
US9309090B2Apr 12, 2016
Safety apparatus for an elevator apparatus and a drive apparatus thereof
CEDES AG10 citations81
US9306623B2Apr 5, 2016
Measurement tape for an elevator device
CEDES AG9 citations81
US8708130B2Apr 29, 2014
Start-up sensor with entrance way monitoring for escalators or moving walkways
CEDES AG6 citations73
US10227208B2Mar 12, 2019
Safety apparatus for an elevator
CEDES AG5 citations71
US9695010B2Jul 4, 2017
Connecting device for measurement tapes in elevator devices
CEDES AG2 citations70
US8575538B2Nov 5, 2013
Safety system for safeguarding a moving, guided motion element that blocks the movement of the guided motion element from triggering the saftey mode
CEDES AG5 citations67
US10975608B2Apr 13, 2021
Teaching method for a door sensor
CEDES AG3 citations63
US10947768B2Mar 16, 2021
Door sensor with rotation angle encoder
CEDES AG6 citations63
US10472204B2Nov 12, 2019
Elevator system having a measuring device for determining a position of an elevator car in an elevator shaft
CEDES AG2 citations63
US8035942B2Oct 11, 2011
Safety switch device
CEDES AG2 citations62
US7684018B2Mar 23, 2010
Sensor device
CEDES AG6 citations61
US7663737B2Feb 16, 2010
Electromagnetic radiation monitoring sensor device
CEDES AG3 citations60
US9558388B2Jan 31, 2017
Coding device and position-determining device and position-determining method
CEDES AG1 citations59
US9359170B2Jun 7, 2016
Coding device and position-determining device and position-determining method
CEDES AG1 citations59
US12246947B2Mar 11, 2025
Method for safeguarding the car of an elevator
CEDES AG0 citations55
US12468064B2Nov 11, 2025
Light grid with distance measurement
CEDES AG0 citations53
US12386100B2Aug 12, 2025
Light grid with distance measurement
CEDES AG0 citations53
US11782130B2Oct 10, 2023
TOF sensor with test emitter
CEDES AG1 citations53
US10185858B2Jan 22, 2019
Coding device and position-determining device and position-determining method
CEDES AG0 citations48
US9704010B2Jul 11, 2017
Coding apparatus and position-finding apparatus and method
CEDES AG0 citations48
US11781363B2Oct 10, 2023
Optoelectronic safety device and method for monitoring a movement of a machine
CEDES AG1 citations47
US12398016B2Aug 26, 2025
Strain sensor for a position measuring tape of an elevator
CEDES AG0 citations46
US12204477B2Jan 21, 2025
Communication system for elevators
CEDES AG0 citations46
US10844646B2Nov 24, 2020
Light grid with distance information to distinguish between a normal case and a safety case between a door edge and an object
CEDES AG1 citations43
US12441583B2Oct 14, 2025
Safety apparatus for detecting a medical emergency in a passenger elevator
CEDES AG0 citations42
US12559344B2Feb 24, 2026
Elevator controller for leveling process optimization
CEDES AG0 citations35
US12246942B2Mar 11, 2025
Limit-curve control system for elevators
CEDES AG0 citations35
US12566280B2Mar 3, 2026
Reversing detection for an elevator car door
CEDES AG0 citations34