Unitary ballast structure for operating four fluorescent lamps

Universal input voltage device

Universal input voltage device

Use of arc straightening in HID lamps operated at VHF...

Use of silicon to extend useful life of metal halide discharge l

Use of silver and nickel silicide to control iodine level in ele

Using a magnetic field to locate an amalgam in an electrodeless

Variable capacitor with very fine resolution

Variable color-output strobe for photographic apparatus

Variable inductance ballast apparatus for HID lamp

Variable proportional fill flash

Variable reactance inductor with adjustable ranges

Variable-energy drift-tube linear accelerator

Vertically stabilized elongated cross-section tokamak

Visual notification methods for candy-bar type cellphones

Voltage controlled light source and image presentation...

Voltage detection circuits for a-c power supplies

Voltage regulation in linear induction accelerators

Wake field accelerator

Wall box fluorescent lamp dimmer