IPC Main Group
F24D 101/00 Electric generators of small-scale CHP systems
Introduced: January 2022
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- HEATING; RANGES; VENTILATING
- Subclass:
- DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
8 direct subcodes
Child Classifications
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- F24D 101/1 Gas turbines; Steam engines or steam turbines; Water turbines, e.g. located in water pipes
- F24D 101/2 Wind turbines
- F24D 101/3 Fuel cells
- F24D 101/4 Photovoltaic [PV] modules
- F24D 101/5 Thermophotovoltaic [TPV] modules
- F24D 101/6 Thermoelectric generators, e.g. Peltier or Seebeck elements
- F24D 101/7 Electric generators driven by internal combustion engines [ICE]
- F24D 101/8 Electric generators driven by external combustion engines, e.g. Stirling engines
Top Applicants
Top 10 applicants by patent filingsfor class F24, 2013–2023, worldwide · Source: EPO PATSTAT
- MIDEA 21,834
- GREE ELECTRIC APPLIANCES 21,535
- GUANGDONG MIDEA REFRIGERATION EQUIPMENT COMPANY 20,870
- QINGDAO HAIER AIR CONDITIONER COMPANY 15,443
- HAIER SMART HOME 15,442
- QINGDAO HAIER AIR CONDITIONER ELECTRIC COMPANY 10,008
- AUX AIR CONDITIONING COMPANY 7,723
- NINGBO AUX ELECTRIC COMPANY 7,499
- NINGBO FOTILE KITCHENWARE COMPANY 6,712
- LG ELECTRONICS KR 6,441