High-pressure metal vapor discharge lamp with characteristic fus

High-pressure sodium discharge lamp

High-pressure sodium vapor discharge lamp

High-pressure sodium vapor discharge lamp with bimetallic elemen

High-voltage discharge lamp lighting apparatus, high-voltage...

High-voltage input terminal structure of a magnetron for a micro

High-voltage pulse generator, and lighting apparatus and...

Higher efficiency incandescent lighting units

Housing for fluorescent lamps retrofitted double ended sockets

HPS discharge lamp with simplified starting aid structure

Hyperfrequency energy plasma torch

Igniter plug

Ignition amplifier device

Ignition device for discharge lamp

Illumination device, method for driving the illumination device

Illuminator

Image forming apparatus utilizing a...

Impedance tapered dematron

Incandescent ballast assembly

Incandescent bulb luminance matching LED circuit