Apparatus and method for compensating for reduced light...

Automatic lamp shutdown circuit

Automatic light dimmer for gas discharge lamps

Automatic light switch

Automatic lighting disconnect timer incorporating an acoustic ab

Automatic power control module for battery powered devices

Ballast control IC with minimal internal and external...

Cascade lighting system

Circuit arrangement for signal coupling between circuit...

Circuit arrangement of a staircase lighting time switch

Circuit for driving cold cathode tubes

Circuit for regulating output power source according to the diff

Circuitry for load connection and disconnection

Control apparatus for an illuminating device

Control circuit and method for regulating average inductor...

Control circuit assembly for fountain display apparatus

Cyclical, aquarium and terrarium light

Discharge lamp lighting apparatus

Discharge lamp lighting device and lighting unit

Domestic appliance comprising a protected programming device