Inventor
CAMPBELL ROY
GB25 patents
⚠️ This page may combine multiple inventors who share the name “CAMPBELL ROY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LUCAS IND PLC
12 patentsUS5012901AMay 7, 1991
Self-energizing disc brakes
LUCAS IND PLC45 citations92
US4653614AMar 31, 1987
Self-energizing disc brakes
LUCAS IND PLC40 citations92
US4883149ANov 28, 1989
Vehicle disc brakes of the liquid cooled type
LUCAS IND PLC17 citations73
US4550810ANov 5, 1985
Disc brakes for vehicles
LUCAS IND PLC12 citations73
US4547967AOct 22, 1985
Vehicle hydraulic braking system
LUCAS IND PLC17 citations73
US4865168ASep 12, 1989
Vehicle disc brakes of the liquid cooled type
LUCAS IND PLC5 citations62
US4862998ASep 5, 1989
Self-energizing disc brakes
LUCAS IND PLC4 citations62
US4809588AMar 7, 1989
Hydraulic piston and cylinder assemblies
LUCAS IND PLC2 citations62
US4702351AOct 27, 1987
Self-energizing disc brakes
LUCAS IND PLC4 citations62
US4787482ANov 29, 1988
Self energizing disc brakes
LUCAS IND PLC3 citations60
US4676345AJun 30, 1987
Self-energizing disc brakes
LUCAS IND PLC4 citations60
US4884494ADec 5, 1989
Pressure cylinder
LUCAS IND PLC1 citations52
LUCAS INDUSTRIES LTD
9 patentsUS4913267AApr 3, 1990
Vehicle disc brakes of the liquid cooled type
LUCAS INDUSTRIES LTD59 citations95
US4685541AAug 11, 1987
Self-energizing disc brakes
LUCAS INDUSTRIES LTD8 citations73
US4736820AApr 12, 1988
Self-energizing disc brakes
LUCAS INDUSTRIES LTD10 citations71
US4768625ASep 6, 1988
Self-energizing disc brakes
LUCAS INDUSTRIES LTD3 citations62
US4768624ASep 6, 1988
Self-energizing disc brakes with cable assembly and cable casing therefor
LUCAS INDUSTRIES LTD4 citations62
US4488405ADec 18, 1984
Master cylinder assembly for a vehicle hydraulic braking system
LUCAS INDUSTRIES LTD2 citations52
US4711327ADec 8, 1987
Self-energizing disc brakes
LUCAS INDUSTRIES LTD1 citations51
US4703836ANov 3, 1987
Self-energising disc brakes with links of different lengths
LUCAS INDUSTRIES LTD0 citations39
US4796730AJan 10, 1989
Self-energizing disc brakes
LUCAS INDUSTRIES LTD0 citations34