CPC Subgroup Additional Only
F05D 2250/512 concentrating only, i.e. with intercepting fluid flow cross sectional area not greater than the rest of the machine behind the inlet
Full Title
Geometry > Inlet or outlet > Inlet > concentrating only, i.e. with intercepting fluid flow cross sectional area not greater than the rest of the machine behind the inlet
Top Applicants
Top 10 applicants by patent filingsfor class F05, 2013–2023, worldwide · Source: EPO PATSTAT
- GE (GENERAL ELECTRIC COMPANY) US 12,002
- UNITED TECHNOLOGIES CORPORATION (UTC) US 8,736
- SAFRAN AIRCRAFT ENGINES FR 6,804
- RAYTHEON TECHNOLOGIES CORPORATION US 4,530
- SIEMENS DE 4,371
- GE (GENERAL ELECTRIC COMPANY) 3,686
- ROLLS-ROYCE GB 3,594
- PRATT & WHITNEY CANADA CORPORATION CA 3,415
- VESTAS DK 3,076
- WOBBEN PROPERTIES DE 2,614