Inventor
UBEL HELMUT
4 patents
Patents
4 patentsUS4015804AApr 5, 1977
System for the demand-dependent control of guided vehicles
INT STANDARD ELECTRIC CORP45 citations87
US4142700AMar 6, 1979
Arrangement for optimizing the running speed of a track-bound vehicle
INT STANDARD ELECTRIC CORP10 citations69
US4143842AMar 13, 1979
Brake control device taking into account different brake activating times
INT STANDARD ELECTRIC CORP2 citations58
US4108404AAug 22, 1978
Arrangement for protecting data communication in a continuous automatic train control system
INT STANDARD ELECTRIC CORP4 citations58