Hui DU

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Guangdong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Air duct machine with switchable air-out directions and control met...
- Patent number 11,384,952
- Issue date Jul 12, 2022
- Gree Electric Appliances (Wuhan) Co., Ltd
- Jiangcheng Zhu
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
Centrifugal Fan Impeller, Fan and Air Conditioning System
- Publication number 20240376908
- Publication date Nov 14, 2024
- Gree Green Refrigeration Technology Center Co., Ltd. of Zhuhai
- Hui Du
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Method for Mounting Air Outlet Structure of Air Conditioner and Air...
- Publication number 20210071906
- Publication date Mar 11, 2021
- GREE ELECTRIC APPLIANCES (WUHAN) CO., LTD
- Xiaolong Chi
- F24 - HEATING RANGES VENTILATING
Information Patent Application
AIR DUCT MACHINE WITH SWITCHABLE AIR-OUT DIRECTIONS AND CONTROL MET...
- Publication number 20200300496
- Publication date Sep 24, 2020
- GREE ELECTRIC APPLIANCES (WUHAN) CO., LTD
- Jiangcheng ZHU
- F24 - HEATING RANGES VENTILATING