Computer storage system incorporating marginable power...

Conditioning circuit for a power supply at the maximum power...

Constant current switch

Constant power supply unit of electric heating apparatus

Constant voltage circuit with a substitute circuit in case...

Control circuit for heat fixing device for use in an image formi

Control circuit for holding constant the operating voltage of an

Current control circuit

Current inrush limiting apparatus

Current isolator

DC chopper and method for operating a DC chopper

DC-DC converter with modulator circuit having a feed forward...

DC-DC converter with modulator circuit having a feed forward...

Device and method for reducing DC/DC converter initial...

Electric a.c power switch controller and d.c. power supply metho

Electric circuit

Electric circuit and semiconductor device

Electric circuit, driving method of having the same,...

Electrical balancing control for three-phase loads

Electrical consumption stabilizing method and apparatus