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DIFF Subgroup Additional Only
F05B 2240/2211

of the multibladed, low speed, e.g. "American farm" type

Full Title

Components > Rotors > for wind turbines > with horizontal axis > of the multibladed, low speed, e.g. "American farm" type

Top Applicants

Top Applicants (CPC)

Class F05,2013–2023, worldwide · Source: EPO PATSTAT

  1. GE (GENERAL ELECTRIC COMPANY) US 12,002
  2. UNITED TECHNOLOGIES CORPORATION (UTC) US 8,736
  3. SAFRAN AIRCRAFT ENGINES FR 6,804
  4. RAYTHEON TECHNOLOGIES CORPORATION US 4,530
  5. SIEMENS DE 4,371
  6. GE (GENERAL ELECTRIC COMPANY) 3,686
  7. ROLLS-ROYCE GB 3,594
  8. PRATT & WHITNEY CANADA CORPORATION CA 3,415
  9. VESTAS DK 3,076
  10. WOBBEN PROPERTIES DE 2,614