Article for increasing the life expectancy of filament light bul

Asymmetrical bus capacitors

Core mounting for solenoidal electric field lamps

Discharge lamp lighting device

Electroluminescent diode having threshold effect

Electroluminescent display and circuit protective device and met

Electroluminescent display and method of making

Electronic control module (ECM) for controlling lighting functio

Enclosed electrical devices

Extended life incandescent lamp with self contained diode and re

Flourescent lamp whose ballast has an output power that is...

Fluorescent lamp and a base thereof

Fluorescent light bulb for use in conventional incandescent bulb

Gas discharge lamp with double-electrode powered through a recti

Heat-sensitive variable-resistance light socket insert with resi

High efficiency incandescent lamp with diode rectifier

Higher efficiency incandescent lighting units

Lamp bulb having integrated lighting function control circuitry

Lamp bulb having integrated RFI suppression and method of restri

Lamp bulb with integrated bulb control circuitry and method of m