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DIFF Subgroup Additional Only
F05D 2250/511

augmenting, i.e. with intercepting fluid flow cross sectional area greater than the rest of the machine behind the inlet

Full Title

Geometry > Inlet or outlet > Inlet > augmenting, i.e. with intercepting fluid flow cross sectional area greater than the rest of the machine behind the inlet

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