Xuewei Wang

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Tianjin, CN

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Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR ONLINE REPLACEMENT AND METHOD FOR INSTALLATION OF ELEVAT...
- Publication number 20250011132
- Publication date Jan 9, 2025
- Otis Elevator Company
- Yanchao Niu
- B66 - HOISTING LIFTING HAULING
Information Patent Application
BRAKE STATIC PLATE ASSEMBLY, BRAKE AND ELEVATOR SYSTEM
- Publication number 20230009007
- Publication date Jan 12, 2023
- Otis Elevator Company
- Fengkun Zhu
- B66 - HOISTING LIFTING HAULING