Variable thickness EL lamp

Variable wavelength luminescent device and control method theref

Ventilated light emitting diode matrix panel

Vertical field emission devices and methods of fabrication with

Very high color rendition fluorescent lamps

Vessel shapes and coil forms for electrodeless discharge lamps

VHO lamp with reduced mercury and improved brightness

Visual display

Visual display with cathode plate connected to a separate...

Wall assembly and method for attaching walls for flat panel disp

Wall assembly and method for attaching walls for flat panel...

Warm color arc discharge lamp having improved efficiency

Warm white fluorescent lamp

Warm white fluorescent lamp having good efficacy and color rende

Warm white LED-based lamp incoporating divalent EU-activated...

Warm-white fluorescent lamp having good efficacy and color rende

Wavelength converted semiconductor light emitting devices

Wavelength variable light source

White and color photoexcitation light emitting sheet and...

White color light emitting diode and neutral color light...