P

Inventor

PAHLKE DERK OSCAR

DE34 patents

Patents

34 patents
US10822199B2Nov 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