CPC Subgroup
F24F 11/30 for purposes related to the operation of the system, e.g. for safety or monitoring
Full Title
Control or safety arrangements > for purposes related to the operation of the system, e.g. for safety or monitoring
5 direct subcodes
Child Classifications
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- F24F 11/32 Responding to malfunctions or emergencies
- F24F 11/41 Defrosting; Preventing freezing
- F24F 11/46 Improving electric energy efficiency or saving
- F24F 11/48 prior to normal operation, e.g. pre-heating or pre-cooling
- F24F 11/49 ensuring correct operation, e.g. by trial operation or configuration checks
Top Applicants
Top 10 applicants by patent filingsfor class F24, 2013–2023, worldwide · Source: EPO PATSTAT
- GREE ELECTRIC APPLIANCES 11,167
- QINGDAO HAIER AIR CONDITIONER COMPANY 9,225
- HAIER SMART HOME 8,998
- MIDEA 8,874
- GUANGDONG MIDEA REFRIGERATION EQUIPMENT COMPANY 8,724
- LG ELECTRONICS KR 7,258
- MITSUBISHI ELECTRIC CORPORATION JP 7,009
- QINGDAO HAIER AIR CONDITIONER ELECTRIC COMPANY 6,104
- BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 3,544
- NINGBO AUX ELECTRIC COMPANY 3,302