Inventor · disambiguated record
Zhaoxia Hu
Also filed as: HU ZHAOXIA
14 granted patents·9 pending applications·29 citations·filing 2017–2024
88Inventor score
Files withOTIS ELEVATOR CO23
Top patents by PatentIndex Score
23 records- 0195US10173864B2System of monitoring handrail for a passenger conveyer device, a passenger conveyer device and monitoring method thereofOTIS ELEVATOR CO·Filed 2017·Granted Jan 8, 2019·6 cites·24 claims
- 0292US10479653B2Monitoring system of a passenger conveyor, a passenger conveyor, and a monitoring method thereofOTIS ELEVATOR CO·Filed 2017·Granted Nov 19, 2019·4 cites·29 claims
- 0392US10059569B2Monitoring system of a passenger conveyor, a passenger conveyor, and a monitoring method thereofOTIS ELEVATOR CO·Filed 2017·Granted Aug 28, 2018·5 cites·24 claims
- 0491US10214391B2System and method for monitoring handrail entrance of passenger conveyorOTIS ELEVATOR CO·Filed 2017·Granted Feb 26, 2019·4 cites·23 claims
- 0591US10071884B2Detection of state of engagement between step and comb plate of passenger conveyorOTIS ELEVATOR CO·Filed 2017·Granted Sep 11, 2018·4 cites·27 claims
- 0681US10183843B2Monitoring of step rollers and maintenance mechanics of passenger conveyorsOTIS ELEVATOR CO·Filed 2017·Granted Jan 22, 2019·2 cites·21 claims
- 0778US10364130B2Speed detection system of passenger conveyor and speed detection method thereofOTIS ELEVATOR CO·Filed 2017·Granted Jul 30, 2019·3 cites·29 claims
- 0873US12122640B2Heating control device and method for escalator system or moving sidewalk systemOTIS ELEVATOR CO·Filed 2022·Granted Oct 22, 2024·0 cites·18 claims
- 0973US9884749B1Sensor assembly, security system and passenger conveyorOTIS ELEVATOR CO·Filed 2017·Granted Feb 6, 2018·1 cites·24 claims
- 1071US2025059003A1Automatic conveyor deviceOTIS ELEVATOR CO·Filed 2024·Application pending·0 cites
- 1169US11764716B1Determination of operation mode for AC asynchronous three-phrase motor in escalator systemOTIS ELEVATOR CO·Filed 2022·Granted Sep 19, 2023·0 cites·22 claims
- 1268US2025206574A1Method for controlling a conveyor, controlling device, and conveyorOTIS ELEVATOR CO·Filed 2024·Application pending·0 cites
- 1366US11993486B2Apparatus and method for controlling passenger transportation deviceOTIS ELEVATOR CO·Filed 2022·Granted May 28, 2024·0 cites·18 claims
- 1466US10221046B2System of monitoring handrail for a passenger conveyer device, a passenger conveyer device and monitoring method thereofOTIS ELEVATOR CO·Filed 2018·Granted Mar 5, 2019·0 cites·5 claims
- 1565US2024367944A1Automatic conveying device and maintenance method thereforOTIS ELEVATOR CO·Filed 2023·Application pending·0 cites
- 1664US2025033934A1Brake system for a conveyor system, method for detecting a brake of a conveyor system, and controllerOTIS ELEVATOR CO·Filed 2024·Application pending·0 cites
- 1762US2024253951A1Apparatus and method for controlling an escalator system or an automated walkway systemOTIS ELEVATOR CO·Filed 2023·Application pending·0 cites
- 1861US11078050B2Speed detection device and passenger conveyer deviceOTIS ELEVATOR CO·Filed 2019·Granted Aug 3, 2021·0 cites·22 claims
- 1959US2024417221A1Automatic conveying device, method for determining the presence of external objects, and automatic start methodOTIS ELEVATOR CO·Filed 2023·Application pending·0 cites
- 2053US10282847B2Monitoring system of a passenger conveyor and monitoring method thereofOTIS ELEVATOR CO·Filed 2017·Granted May 7, 2019·0 cites·28 claims
- 2150US2025145417A1Control method for a conveyor, corresponding control system, control node, and control endOTIS ELEVATOR CO·Filed 2024·Application pending·0 cites
- 2243US2018029836A1Temperature monitoring system, passenger conveyor and temperature monitoring method thereofOTIS ELEVATOR CO·Filed 2017·Application pending·0 cites
- 2338US2018032598A1Big data analyzing and processing system and method for passenger conveyorOTIS ELEVATOR CO·Filed 2017·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →