CPC Subgroup
F24F 8/192 by electrical means, e.g. by applying electrostatic fields or high voltages
Full Title
Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying > by separation, e.g. by filtering > by electrical means, e.g. by applying electrostatic fields or high voltages
1 direct subcode
Child Classifications
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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