Inventor
PAHLKE DERK OSCAR
DE34 patents
Patents
34 patentsUS10822199B2Nov 3, 2020
Sensor fusion of acceleration sensor and air pressure sensor information to estimate elevator floor level and position
OTIS ELEVATOR CO8 citations83
US10954105B1Mar 23, 2021
Sensor fusion on internet of things on escalators
OTIS ELEVATOR CO8 citations80
US11613445B2Mar 28, 2023
Vibration monitoring beacon mode detection and transition
OTIS ELEVATOR CO1 citations72
US11518650B2Dec 6, 2022
Variable thresholds for an elevator system
OTIS ELEVATOR CO3 citations72
US11059702B2Jul 13, 2021
Combined dashboard weather, escalator condition based maintenance data
OTIS ELEVATOR CO2 citations72
US11034551B2Jun 15, 2021
Escalator controls data to internet of things
OTIS ELEVATOR CO3 citations72
US11618652B2Apr 4, 2023
Escalator data acquisition from learning algorithm
OTIS ELEVATOR CO2 citations69
US12280987B2Apr 22, 2025
Device and method for monitoring an elevator system
OTIS ELEVATOR CO1 citations63
US12319539B2Jun 3, 2025
Air pressure floor table detection: statistical analysis of location
OTIS ELEVATOR CO0 citations62
US12202705B2Jan 21, 2025
Estimation and presentation of area of interest for condition based monitoring on doors: door health heat map
OTIS ELEVATOR CO0 citations62
US12162723B2Dec 10, 2024
Elevator car position determination
OTIS ELEVATOR CO0 citations62
US12139374B2Nov 12, 2024
Method and device for monitoring an elevator system
OTIS ELEVATOR CO0 citations62
US12139370B2Nov 12, 2024
Air pressure and acceleration sensor floor correction by elevator status information
OTIS ELEVATOR CO0 citations62
US12006184B2Jun 11, 2024
Elevator health status ranking out of acceleration maximum values
OTIS ELEVATOR CO0 citations62
US11795032B2Oct 24, 2023
Monitoring system
OTIS ELEVATOR CO0 citations62
US11584614B2Feb 21, 2023
Elevator sensor system floor mapping
OTIS ELEVATOR CO1 citations62
US11542124B2Jan 3, 2023
Sensor fusion door status detection
OTIS ELEVATOR CO0 citations62
US11535491B2Dec 27, 2022
Verification of trapped passenger alarm
OTIS ELEVATOR CO0 citations62
US11040850B2Jun 22, 2021
Seamless elevator call from mobile device application
OTIS ELEVATOR CO1 citations62
US12297080B2May 13, 2025
Vibration monitoring beacon mode detection and transition
OTIS ELEVATOR CO0 citations61
US12049383B2Jul 30, 2024
Elevator shaft distributed health level
OTIS ELEVATOR CO0 citations61
US11912533B2Feb 27, 2024
Vibration monitoring beacon mode detection and transition
OTIS ELEVATOR CO0 citations61
US11767194B2Sep 26, 2023
Elevator car and door motion monitoring
OTIS ELEVATOR CO0 citations61
US11292697B2Apr 5, 2022
Frequency analytics of components using internet of things sensor and sensor location on escalators
OTIS ELEVATOR CO0 citations59
US12103816B2Oct 1, 2024
Elevator data communication systems configured to communicate with remote elevator datacenters
OTIS ELEVATOR CO1 citations53
US11993488B2May 28, 2024
Processing service requests in a conveyance system
OTIS ELEVATOR CO0 citations53
US11724911B2Aug 15, 2023
Elevator car acoustic integrity check
OTIS ELEVATOR CO0 citations53
US12084310B2Sep 10, 2024
Pressure sensor algorithm to detect elevator status information
OTIS ELEVATOR CO0 citations51
US12060247B2Aug 13, 2024
Elevator car leveling sensor
OTIS ELEVATOR CO0 citations51
US11987472B2May 21, 2024
Air pressure sensor algorithm to detect elevator direction of motion
OTIS ELEVATOR CO0 citations51
US11897726B2Feb 13, 2024
Communications system for conveyance system
OTIS ELEVATOR CO0 citations51
US11548764B2Jan 10, 2023
Selective wireless escalator data acquisition
OTIS ELEVATOR CO0 citations51
US11993480B2May 28, 2024
Elevator shaft distributed health level with mechanic feed back condition based monitoring
OTIS ELEVATOR CO0 citations50
US11472666B2Oct 18, 2022
Elevator maintenance app matching mechanics position with faults detected
OTIS ELEVATOR CO0 citations41