• All sections
• H - Electricity
• H02P - Control or regulation of electric motors, electric generators or dynamo-electric converterscontrolling transformers, reactors or choke coils
• H02P 5/50 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors for speed regulation of two or more dynamo-electric motors in relation to one another by comparing electrical values representing the speeds

Patent holdings for IPC class H02P 5/50

Total number of patents in this class: 114

10-year publication summary

Principal owners for this class