• All sections
• H - Electricity
• H02P - Control or regulation of electric motors, electric generators or dynamo-electric converters; controlling transformers, reactors or choke coils
• H02P 7/343 - Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using Ward-Leonard arrangements in which both generator and motor fields are controlled

Patent holdings for IPC class H02P 7/343

Total number of patents in this class: 4

10-year publication summary

Principal owners for this class