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Shandong, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Air conditioner control method and device, and computer storage medium
Patent number
11,815,276
Issue date
Nov 14, 2023
QINGDAO HAIER AIR-CONDITIONING ELECTRONIC CO., LTD.
Yuhui Gao
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Relay device and multi-split air-conditioning control systems
Patent number
11,552,818
Issue date
Jan 10, 2023
QINGDAO HAIER AIR-CONDITIONING ELECTRONIC CO., LTD.
Defang Guo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Protection circuit and air conditioner
Patent number
11,512,860
Issue date
Nov 29, 2022
QINGDAO HAIER AIR CONDITIONER GENERAL CORP., LTD.
Shaojiang Cheng
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
AIR CONDITIONER CONTROL METHOD AND DEVICE, AND COMPUTER STORAGE MEDIUM
Publication number
20220042711
Publication date
Feb 10, 2022
Qingdao Haier Air-conditioning Electronic Co., Ltd
Yuhui GAO
F24 - HEATING RANGES VENTILATING
Information
Patent Application
RELAY DEVICE AND MULTI-SPLIT CONTROL SYSTEM
Publication number
20210167990
Publication date
Jun 3, 2021
Qingdao Haier Air-conditioning Electronic Co., Ltd
Defang GUO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROTECTION CIRCUIT AND AIR CONDITIONER
Publication number
20190368761
Publication date
Dec 5, 2019
Qingdao Haier Air-Conditioning Electronic Co., Ltd.
Shaojiang Cheng
F24 - HEATING RANGES VENTILATING