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IPC Subgroup
F24F 11/46

Improving electric energy efficiency or saving

Introduced: January 2018

Full Title

Control or safety arrangements > for purposes related to the operation of the system, e.g. for safety or monitoring > Improving electric energy efficiency or saving

Classification Context

Section:
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Class:
HEATING; RANGES; VENTILATING
Subclass:
AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING

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

  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