CPC Subgroup Additional Only
F24F 2110/65 Concentration of specific substances or contaminants
Full Title
Control inputs relating to air properties > Air quality properties > Concentration of specific substances or contaminants
6 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- F24F 2110/66 Volatile organic compounds [VOC]
- F24F 2110/68 Radon
- F24F 2110/70 Carbon dioxide
- F24F 2110/72 Carbon monoxide
- F24F 2110/74 Ozone
- F24F 2110/76 Oxygen
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