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PCE
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CPC Subgroup
B64D 15/12

by electric heating (heating arrangements specially adapted for transparent or reflecting areas H05B3/84)

Full Title

De-icing or preventing icing on exterior surfaces of aircraft > by electric heating (heating arrangements specially adapted for transparent or reflecting areas H05B3/84)

1 direct subcode

Child Classifications

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  • B64D 15/14 controlled cyclically along length of surface

Top Applicants

Top 10 applicants by patent filingsfor class B64, 2013–2023, worldwide · Source: EPO PATSTAT

  1. BOEING COMPANY US 9,861
  2. AIRBUS OPERATIONS DE 3,766
  3. AIRBUS OPERATIONS FR 3,112
  4. SZ DJI TECHNOLOGY COMPANY CN 2,840
  5. HAMILTON SUNDSTRAND US 2,753
  6. GOODRICH CORPORATION US 2,427
  7. AIRBUS OPERATIONS GB 2,356
  8. BOEING COMPANY 2,057
  9. SAFRAN AIRCRAFT ENGINES FR 1,815
  10. AIRBUS OPERATIONS 1,723