Assignee
PERKINS ENGINES GROUP
GB7 patents
Top patents by PatentIndex Score
US4901700AFeb 20, 1990
Clamp for an internal combustion engine fuel injector
PERKINS ENGINES GROUP35 citations91
US4761886AAug 9, 1988
Dipstick for measuring oil or fluid levels
PERKINS ENGINES GROUP32 citations86
US4608950ASep 2, 1986
Machine cover
PERKINS ENGINES GROUP27 citations83
US4647780AMar 3, 1987
Apparatus for measuring smoke density
PERKINS ENGINES GROUP24 citations69
US4793302ADec 27, 1988
Engine cooling system
PERKINS ENGINES GROUP13 citations66
US4616612AOct 14, 1986
Internal combustion engine piston
PERKINS ENGINES GROUP13 citations59
US5076239ADec 31, 1991
Fuel injection system
PERKINS ENGINES GROUP4 citations54