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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

  1. MIDEA 21,834
  2. GREE ELECTRIC APPLIANCES 21,535
  3. GUANGDONG MIDEA REFRIGERATION EQUIPMENT COMPANY 20,870
  4. QINGDAO HAIER AIR CONDITIONER COMPANY 15,443
  5. HAIER SMART HOME 15,442
  6. QINGDAO HAIER AIR CONDITIONER ELECTRIC COMPANY 10,008
  7. AUX AIR CONDITIONING COMPANY 7,723
  8. NINGBO AUX ELECTRIC COMPANY 7,499
  9. NINGBO FOTILE KITCHENWARE COMPANY 6,712
  10. LG ELECTRONICS KR 6,441