Yunzhu Shen

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Tie-down device for compensation sheave, compensation sheave and el...
- Patent number 10,150,648
- Issue date Dec 11, 2018
- Otis Elevator Company
- Yunzhu Shen
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
ELEVATOR CAR FRAME, ELEVATOR CAR AND ELEVATOR SYSTEM
- Publication number 20230202802
- Publication date Jun 29, 2023
- Otis Elevator Company
- Yunzhu Shen
- B66 - HOISTING LIFTING HAULING
Information Patent Application
MACHINE ASSEMBLY AND ELEVATOR
- Publication number 20180339883
- Publication date Nov 29, 2018
- Otis Elevator Company
- Yunzhu Shen
- B66 - HOISTING LIFTING HAULING
Information Patent Application
TIE-DOWN DEVICE FOR COMPENSATION SHEAVE, COMPENSATION SHEAVE AND EL...
- Publication number 20180050884
- Publication date Feb 22, 2018
- Otis Elevator Company
- Yunzhu Shen
- B66 - HOISTING LIFTING HAULING