Mingjie Zhang

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Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Cooling device for air conditioner circuit board
- Patent number 10,976,062
- Issue date Apr 13, 2021
- QINGDAO HAIER AIR CONDITIONER GENERAL CORP., LTD.
- Fei Wang
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Air conditioner and method for self-cleaning air conditioner heat e...
- Patent number 10,969,134
- Issue date Apr 6, 2021
- QINGDAO HAIER AIR CONDITIONER GENERAL CORP., LTD.
- Mingjie Zhang
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Method of adjusting electronic expansion valve of air conditioner
- Patent number 10,828,965
- Issue date Nov 10, 2020
- QINGDAO HAIER AIR CONDITIONER GENERAL CORP., LTD.
- Wenming Xu
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method for cleaning air conditioner indoor unit and outdoor unit
- Patent number 10,775,062
- Issue date Sep 15, 2020
- QINGDAO HAIER AIR CONDITIONER GENERAL CORP., LTD.
- Fei Wang
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF ADJUSTING ELECTRONIC EXPANSION VALVE OF AIR CONDITIONER
- Publication number 20190255915
- Publication date Aug 22, 2019
- QINGDAO HAIER AIR CONDITIONER GENERAL CORP., LTD.
- Wenming XU
- B60 - VEHICLES IN GENERAL
Information Patent Application
METHOD OF CONTROLLING ELECTRONIC EXPANSION VALVE OF AIR-CONDITIONER
- Publication number 20190257563
- Publication date Aug 22, 2019
- QINGDAO HAIER AIR CONDITIONER GENERAL CORP., LTD.
- Wenming XU
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Cooling Device for Air Conditioner Circuit Board
- Publication number 20190049124
- Publication date Feb 14, 2019
- QINGDAO HAIER AIR CONDITIONER GENERAL CORP., LTD.
- Fei Wang
- F24 - HEATING RANGES VENTILATING
Information Patent Application
Self-Cleaning Method for Air-Conditioner Heat Exchanger
- Publication number 20180259216
- Publication date Sep 13, 2018
- QINGDAO HAIER AIR CONDITIONER GENERAL CORP., LTD.
- Mingjie Zhang
- F24 - HEATING RANGES VENTILATING
Information Patent Application
METHOD FOR CLEANING AIR CONDITIONER INDOOR UNIT AND OUTDOOR UNIT
- Publication number 20180259208
- Publication date Sep 13, 2018
- QINGDAO HAIER AIR CONDITIONER GENERAL CORP., LTD.
- Fei Wang
- F24 - HEATING RANGES VENTILATING