CPC Main Group
B64D 31/00 Power plant control systems; Arrangement of power plant control systems in aircraft
3 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- B64D 31/02 Initiating means
- B64D 31/14 Transmitting means between initiating means and power plants
- B64D 31/16 for electric power plants
Top Applicants
Top 10 applicants by patent filingsfor class B64, 2013–2023, worldwide · Source: EPO PATSTAT
- BOEING COMPANY US 9,861
- AIRBUS OPERATIONS DE 3,766
- AIRBUS OPERATIONS FR 3,112
- SZ DJI TECHNOLOGY COMPANY CN 2,840
- HAMILTON SUNDSTRAND US 2,753
- GOODRICH CORPORATION US 2,427
- AIRBUS OPERATIONS GB 2,356
- BOEING COMPANY 2,057
- SAFRAN AIRCRAFT ENGINES FR 1,815
- AIRBUS OPERATIONS 1,723