Efficient initial power-up technique for a switching power...

Electric current control apparatus

Electric power supply system for automobile

Electric power system with line drop compensation

Electrical circuit arrangement

Electrical circuit for providing temperature compensated...

Electrical circuit protection devices comprising conductive...

Electrical circuits

Electrical control apparatus

Electrical control system and driver

Electrical network voltage control device

Electrical power control apparatus and methods

Electrical regulator apparatus

Electrical shock prevention means for high voltage dc...

Electrical supply for ozone generator

Electrically variable impedance circuit with feedback...

Electronic ballast with frequency management

Electronic control for star-connected loads

Electronic direct current voltage regulator

Electronic disabling device having a non-sinusoidal output...