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Patents Grantslast 30 patents

Information Patent Grant
Air conditioner
- Patent number 12,181,163
- Issue date Dec 31, 2024
- QINGDAO HISENSE HITACHI AIR-CONDITIONING SYSTEMS CO., LTD.
- Heng Zhang
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Air source heat pump system and defrosting control method thereof
- Patent number 12,130,051
- Issue date Oct 29, 2024
- Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd.
- Dongfang Zhao
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
AIR CONDITIONING SYSTEM, AND METHOD FOR CONTROLLING AIR CONDITIONIN...
- Publication number 20250043985
- Publication date Feb 6, 2025
- Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd.
- Min ZHOU
- F24 - HEATING RANGES VENTILATING
Information Patent Application
AIR CONDITIONER
- Publication number 20240240808
- Publication date Jul 18, 2024
- Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd.
- Jiangnan WANG
- F24 - HEATING RANGES VENTILATING
Information Patent Application
AIR SOURCE HEAT PUMP SYSTEM AND DEFROSTING CONTROL METHOD THEREOF
- Publication number 20230132393
- Publication date Apr 27, 2023
- Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd.
- Dongfang ZHAO
- F24 - HEATING RANGES VENTILATING
Information Patent Application
AIR CONDITIONER
- Publication number 20230107874
- Publication date Apr 6, 2023
- Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd.
- Heng ZHANG
- F24 - HEATING RANGES VENTILATING
Information Patent Application
AIR SOURCE HEAT PUMP SYSTEM AND DEFROSTING CONTROL METHOD THEREOF
- Publication number 20220120472
- Publication date Apr 21, 2022
- Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd.
- Dongfang ZHAO
- F24 - HEATING RANGES VENTILATING