LandOfFree - US Patents - Listing for Electric lamp and discharge devices: systems,Periodic switch in the supply circuit

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Impedance or current regulator in the supply circuit

Circuits and methods for driving light sources

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Silicon controlled rectifier ignition

Circuits for starting and operating ionized gas lamps

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Silicon controlled rectifier ignition

Clamping circuit for IGBT in spark plug ignition system

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Silicon controlled rectifier ignition

Class-3 lighting system

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Silicon controlled rectifier ignition

Closed loop current control circuit and method thereof

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Silicon controlled rectifier ignition

Closed loop feedback control circuits for gas discharge lamps

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Impedance or current regulator in the supply circuit

Closed loop magnetic boost LED driver system and method

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Plural load device systems

Cold cathode fluorescent lamp assembly

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Impedance or current regulator in the supply circuit

Cold cathode fluorescent lamp driving apparatus using a piezoele

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Periodic switch in the primary circuit of the supply...

Cold cathode lamp and lamp control circuit

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Periodic switch in the primary circuit of the supply...

Cold cathode tube lighting device and driving method and...

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Periodic switch in the primary circuit of the supply...

Cold cathode tube lighting device and driving method and...

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Silicon controlled rectifier ignition

Cold-cathode driver and liquid crystal display

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Periodic switch in the primary circuit of the supply...

Cold-cathode tube lighting device for use in a plurality of...

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Silicon controlled rectifier ignition

Color improvement of high pressure sodium vapor lamps by pulsed

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Periodic switch in the primary circuit of the supply...

Combination ballast and cold cathode sealed lamp and method

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Silicon controlled rectifier ignition

Combination ballast for driving a fluorescent lamp or tube and b

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Silicon controlled rectifier ignition

Commutator for a discharge lamp having mutually coupled inductor

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Silicon controlled rectifier ignition

Compact lamp circuit structure having an inverter/boaster combin