Tan Liu

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Fixture automated configuring method, fixture, and elevator
- Patent number 12,098,058
- Issue date Sep 24, 2024
- Otis Elevator Company
- Heping Qiu
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Automatic elevator calling system and a method for controlling auto...
- Patent number 11,577,930
- Issue date Feb 14, 2023
- Otis Elevator Company
- Wenbo Huang
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Determination of non-normal elevator calling request in an automati...
- Patent number 11,524,867
- Issue date Dec 13, 2022
- Otis Elevator Company
- Wenbo Huang
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
FIXTURE AUTOMATED CONFIGURING METHOD, FIXTURE, AND ELEVATOR
- Publication number 20200102189
- Publication date Apr 2, 2020
- Otis Elevator Company
- Heping Qiu
- B66 - HOISTING LIFTING HAULING
Information Patent Application
ELEVATOR CALL DEVICE AND A DISPLAY CONTROL METHOD THEREOF
- Publication number 20200035200
- Publication date Jan 30, 2020
- Otis Elevator Company
- Heping Qiu
- B66 - HOISTING LIFTING HAULING
Information Patent Application
AN AUTOMATIC ELEVATOR CALLING SYSTEM AND A METHOD FOR CONTROLLING A...
- Publication number 20190193988
- Publication date Jun 27, 2019
- Otis Elevator Company
- Wenbo Huang
- B66 - HOISTING LIFTING HAULING
Information Patent Application
DETERMINATION OF NON-NORMAL ELEVATOR CALLING REQUEST IN AN AUTOMATI...
- Publication number 20190193989
- Publication date Jun 27, 2019
- Otis Elevator Company
- Wenbo Huang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE