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CPC Main Group
F28G 1/00

Non-rotary, e.g. reciprocated, appliances (F28G3/00 takes precedence)

7 direct subcodes

Child Classifications

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  • F28G 1/02 having brushes ( brushes A46B)
  • F28G 1/04 having articulated tools, e.g. assembled in chain manner
  • F28G 1/06 having coiled wire tools, i.e. basket type
  • F28G 1/14 Pull-through rods

Top Applicants

Top 10 applicants by patent filingsfor class F28, 2013–2023, worldwide · Source: EPO PATSTAT

  1. VALEO SYSTEMES THERMIQUES FR 1,945
  2. MITSUBISHI ELECTRIC CORPORATION JP 1,518
  3. MAHLE INTERNATIONAL DE 1,120
  4. ALFA LAVAL SE 1,085
  5. HANON SYSTEMS KR 939
  6. DENSO CORPORATION JP 900
  7. LG ELECTRONICS KR 861
  8. HAMILTON SUNDSTRAND US 795
  9. DAIKIN INDUSTRIES JP 608
  10. DENSO CORPORATION 537