Zhengguang Zhou

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Hangzhou, CN

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Patents Applicationslast 30 patents

Information Patent Application
ASSEMBLED PASSENGER CONVEYING SYSTEM, METHOD OF ASSEMBLING THE SAME...
- Publication number 20240279028
- Publication date Aug 22, 2024
- Otis Elevator Company
- Jiangxing Huang
- B66 - HOISTING LIFTING HAULING
Information Patent Application
AUTOMATIC CONVEYOR AND AUTOMATIC CLEANING DEVICE FOR THE HANDRAIL B...
- Publication number 20240158207
- Publication date May 16, 2024
- Otis Elevator Company
- Jiangxing Huang
- B08 - CLEANING