Qihui BU

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Foshan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for unlocking air conditioning unit and server
- Patent number 10,614,642
- Issue date Apr 7, 2020
- Yongfeng Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Enhanced vapor injection air conditioning system
- Patent number 10,260,780
- Issue date Apr 16, 2019
- GD MIDEA HEATING & VENTILATING EQUIPMENT CO., LTD.
- Hongwei Li
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND DEVICE FOR UNLOCKING AIR CONDITIONING UNIT AND SERVER
- Publication number 20190236871
- Publication date Aug 1, 2019
- GD MIDEA HEATING & VENTILATING EQUIPMENT CO., LTD.
- Yongfeng Xu
- F24 - HEATING RANGES VENTILATING
Information Patent Application
MULTI-CONNECTED SYSTEM AND CONTROL METHOD THEREOF
- Publication number 20190056139
- Publication date Feb 21, 2019
- GD MIDEA HEATING & VENTILATING EQUIPMENT CO., LTD.
- Qihui BU
- F24 - HEATING RANGES VENTILATING
Information Patent Application
ENHANCED VAPOR INJECTION AIR CONDITIONING SYSTEM
- Publication number 20170276407
- Publication date Sep 28, 2017
- GD MIDEA HEATING & VENTILATING EQUIPMENT CO., LTD.
- Hongwei LI
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...