System for transferring a load between two power sources without

System for transferring four commands over a single conductor ut

System for transmitting data in a motor vehicle

System for triac trigger control in combination with a sensing e

System for triggering a protecting device

System for underground distribution of electrical power and elec

System for voltage stabilization of power supply lines

System for wirelessly supplying a large number of actuators...

System having a variable frequency power distribution bus...

System including electronically-controlled power strip...

System level latchup mitigation for single event and transient r

System of controlling changeover of an electric power source for

System of distributing pilot signals

System of load flow calculation for electric power system

System of maintaining clean electrical contacts

System of smart key for automobile

System powered power supply using dual transformer HVAC systems

System to vary capacitance based on a control signal

System to vary capacitance based on a control signal

System using interchangeable nickel-based and lithium ion batter