Assignee
WESTLAND PLC
GB23 patents
Top patents by PatentIndex Score
US4819182AApr 4, 1989
Method and apparatus for reducing vibration of a helicopter fuselage
WESTLAND PLC165 citations93
US4436483AMar 13, 1984
Helicopter rotors
WESTLAND PLC36 citations92
US4668169AMay 26, 1987
Helicopter rotor blade
WESTLAND PLC31 citations91
US4525010AJun 25, 1985
Aircraft seat
WESTLAND PLC52 citations85
US4479619AOct 30, 1984
Helicopter transmission systems
WESTLAND PLC51 citations85
US4531695AJul 30, 1985
Composite helicopter fuselage
WESTLAND PLC41 citations81
US4549850AOct 29, 1985
Helicopter rotors
WESTLAND PLC22 citations77
US4466775AAug 21, 1984
Helicopter rotors
WESTLAND PLC20 citations77
US4455123AJun 19, 1984
Connecting element and helicopter rotor incorporating same
WESTLAND PLC21 citations75
US4477224AOct 16, 1984
Helicopter rotor
WESTLAND PLC8 citations73
US4774892AOct 4, 1988
Article restraining means for pallets
WESTLAND PLC23 citations71
US4447023AMay 8, 1984
Apparatus for mounting a device above a helicopter rotor
WESTLAND PLC15 citations71
US4615413AOct 7, 1986
Recirculating lubricating system with monitor filter unit
WESTLAND PLC22 citations69
US4484491ANov 27, 1984
Transmission systems
WESTLAND PLC20 citations69
US4785710ANov 22, 1988
Helicopter
WESTLAND PLC12 citations68
US4441384AApr 10, 1984
Freewheel devices
WESTLAND PLC7 citations67
US5050477ASep 24, 1991
Helicopter including missile transporting and launching apparatus
WESTLAND PLC15 citations64
US4496284AJan 29, 1985
Helicopter rotors
WESTLAND PLC5 citations62
US4507341AMar 26, 1985
Carbon fibre structures
WESTLAND PLC16 citations60
US4714409ADec 22, 1987
Helicopter rotor
WESTLAND PLC12 citations59
US4473200ASep 25, 1984
Stores handling apparatus and system
WESTLAND PLC3 citations54
US4776560AOct 11, 1988
Fuel flow control valve
WESTLAND PLC2 citations48
US4509898AApr 9, 1985
Helicopter rotors
WESTLAND PLC3 citations45