CPC Subgroup
F25B 41/20 Disposition of valves, e.g. of on-off valves or flow control valves (expansion valves F25B41/31)
Full Title
Fluid-circulation arrangements > Disposition of valves, e.g. of on-off valves or flow control valves (expansion valves F25B41/31)
4 direct subcodes
Child Classifications
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- F25B 41/22 between evaporator and compressor
- F25B 41/24 Arrangement of shut-off valves for disconnecting a part of the refrigerant cycle, e.g. an outdoor part
- F25B 41/26 of fluid flow reversing valves
- F25B 41/28 specially adapted for sorption cycles
Top Applicants
Top 10 applicants by patent filingsfor class F25, 2013–2023, worldwide · Source: EPO PATSTAT
- LG ELECTRONICS KR 9,415
- HAIER SMART HOME 8,015
- MITSUBISHI ELECTRIC CORPORATION JP 5,758
- BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 3,827
- MIDEA 3,769
- GREE ELECTRIC APPLIANCES 3,417
- HAIER SMART HOME CN 3,403
- SAMSUNG ELECTRONICS COMPANY KR 3,329
- DAIKIN INDUSTRIES JP 2,908
- HEFEI MIDEA REFRIGERATOR COMPANY 2,186