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 – Silicon controlled rectifier ignition

Circuit for interrupting arc discharge in a gas-discharge vessel

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

Circuit for lighting HID lamp

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Periodic switch cut-out

Circuit for operating a discharge lamp

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

Circuit for powering a fluorescent lamp having a transistor comm

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

Circuit for powering a high intensity discharge lamp

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

Circuit for starting an hid lamp

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

Circuit for synchronizing the ignition of electronic ballast...

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

Circuit having a second ac/dc converter

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

Circuit having clamped global feedback for linear load current

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

Circuit having EMI and current leakage to ground control...

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

Circuit having global feedback for promoting linear operation

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

Circuit structure for driving a plurality of cold cathode...

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

Circuit structure for driving a plurality of cold cathode...

Electric lamp and discharge devices: systems – Periodic switch in the supply circuit – Plural periodic switches or multiple contact periodic switch

Circuit supplied with direct voltage for generating voltages and

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

Circuit system for driving high-intensity discharging lamp

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

Circuit with improved efficiency and crest factor for...

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

Circuit with switch-off device for the operation of light...

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

Circuitry and methods for improving the performance of a...

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

Circuitry for dimming a fluorescent lamp