Inventor
SZODFRIDT IMRE
DE4 patents
Patents
4 patentsUS5138985AAug 18, 1992
Arrangement for changing the valve timing of an internal-combustion engine
PORSCHE AG38 citations90
US4714147ADec 22, 1987
Double clutch for a motor vehicle transmission
PORSCHE AG28 citations88
US5170756ADec 15, 1992
Arrangement for changing the relative rotating position of shafts in an internal-combustion engine
PORSCHE AG12 citations70
US4558607ADec 17, 1985
Gear-type change-speed transmission for motor vehicles
PORSCHE AG13 citations70