CPC Subgroup Additional Only
F05D 2270/30 Control parameters, e.g. input parameters
Full Title
Control > Control parameters, e.g. input parameters
16 direct subcodes
Child Classifications
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- F05D 2270/301 Pressure
- F05D 2270/303 Temperature
- F05D 2270/304 Spool rotational speed
- F05D 2270/305 Tolerances
- F05D 2270/306 Mass flow
- F05D 2270/309 Rate of change of parameters
- F05D 2270/31 Fuel schedule for stage combustors
- F05D 2270/311 Air humidity
- F05D 2270/312 Air pressure
- F05D 2270/313 Air temperature
- F05D 2270/331 Mechanical loads
- F05D 2270/332 Maximum loads or fatigue criteria
- F05D 2270/333 Noise or sound levels
- F05D 2270/334 Vibration measurements
- F05D 2270/335 Output power or torque
- F05D 2270/336 Blade lift measurements
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