High efficiency organic light emitting devices with light direct

High efficiency panel display

High efficiency transparent organic light emitting devices

High efficiency transparent organic light emitting devices

High efficiency white light emitting diode

High efficiency white light emitting diode and method for...

High luminosity phosphor blends for generating white light...

High power led lamp

High power led lamp

High power radiation emitter device and heat dissipating...

High power white LED lamp structure using unique phosphor...

High refractive index package material and a light emitting devi

High reliability, high efficiency, integratable organic light em

High speed solid state optical display

High temperature encapsulated electroluminescent lamp

High work function metal alloy cathode used in organic...

High-brightness phosphor screen and method for manufacturing...

High-color-temperature tandem white OLED

High-efficiency led-based illumination system with improved...

High-efficiency organic light emitting element