Gerhard Will

Torque control for internal combustion engines

Electromagnetically operated control valve

Electronic and hydraulic control system for automotive, automatic gear change transmissions

Method and apparatus for reducing jolt in vehicle automatic transmissions

Safety circuit for electronically controlled automatic vehicle transmission

Load and speed dependent gear change hydraulic pressure generator

Control system for automotive automatic transmission with emergency operation feature

Method and system for upshifting an automatic transmission

Notlaufeinrichtung fuer automatische stufengetriebe Emergency operating for automatic stage transmission

Sicherheitsschaltung fuer elektronische getriebesteuerungen Safety circuit for electronic transmission controls