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CPC Subgroup
F24T 10/20

using underground water as working fluid; using working fluid injected directly into the ground, e.g. using injection wells and recovery wells

Full Title

Geothermal collectors > using underground water as working fluid; using working fluid injected directly into the ground, e.g. using injection wells and recovery wells

Top Applicants

Top 10 applicants by patent filingsfor class F24, 2013–2023, worldwide · Source: EPO PATSTAT

  1. GREE ELECTRIC APPLIANCES 11,167
  2. QINGDAO HAIER AIR CONDITIONER COMPANY 9,225
  3. HAIER SMART HOME 8,998
  4. MIDEA 8,874
  5. GUANGDONG MIDEA REFRIGERATION EQUIPMENT COMPANY 8,724
  6. LG ELECTRONICS KR 7,258
  7. MITSUBISHI ELECTRIC CORPORATION JP 7,009
  8. QINGDAO HAIER AIR CONDITIONER ELECTRIC COMPANY 6,104
  9. BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 3,544
  10. NINGBO AUX ELECTRIC COMPANY 3,302