Xiangdang Xue

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Hong kong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Elevator automatic rescue and energy-saving device and control meth...
- Patent number 11,046,553
- Issue date Jun 29, 2021
- Forward Electronics Company Limited
- Eric Ka Wai Cheng
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
Energy Management Method For Solar Freezer Truck
- Publication number 20250183698
- Publication date Jun 5, 2025
- The Hong Kong Polytechnic University
- Ka Wai Eric Cheng
- B60 - VEHICLES IN GENERAL
Information Patent Application
Energy Management Method, System, Computer Device And Readable Stor...
- Publication number 20250162466
- Publication date May 22, 2025
- The Hong Kong Polytechnic University
- Ka Wai Eric Cheng
- B60 - VEHICLES IN GENERAL
Information Patent Application
ELEVATOR AUTOMATIC RESCUE AND ENERGY-SAVING DEVICE AND CONTROL METH...
- Publication number 20180229968
- Publication date Aug 16, 2018
- Forward Electronics Company Limited
- Eric Ka Wai Cheng
- B66 - HOISTING LIFTING HAULING