Multipurpose flashlight

Negative glow discharge lamp device

Negative glow fluorescent lamp having discharge barrier

Notch cutting circuit with minimal power dissipation

Operating circuit for a high-pressure discharge lamp

Operating circuit for flash lamp directly coupled to AC source

Oscillation generator providing oscillations of varying amplitud

Photo-sensitive illuminated skate wheel

Power control circuit

Power converter and power conversion method with reduced...

Power efficient LED driver quiescent current limiting...

Power supply system method of use

Power supply unit for discharge lamps

Power supplying apparatus, a plasma display unit, a method of co

Power-reducing circuit for fluorescent and for high-intensity in

Protective circuit for reduced voltage lamps

Protective starting circuit for inverter operated gaseous discha

Pulse circuit for gaseous discharge lamps

Push-pull inverter ballast for arc discharge lamps

Rapid starting of gas discharge lamps