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

Device and method for operating a discharge lamp

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

Device and method for the multi-phase operation of a gas...

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

Device and process for operating a gas discharge lamp having a r

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

Device for accurately detecting end of usage lifetime of a disch

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

Device for alternating bulb polarities of a DC lighting system

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

Device for controlling the light intensity of a fluorescent tube

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

Device for driving a light source module

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

Device for driving discharge lamp

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

Device for initiating discharge of cold-cathode discharge tube

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

Device for operating a gas discharge lamp

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

Device for operating a high pressure gas discharge lamp

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

Device for protecting a ballast circuit from excess voltage

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

Device for regulating the power in electrical apparatuses, espec

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

Device for supplying power to LED diodes

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

Device for turning on light and illumination apparatus

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

Dielectric barrier discharge lamp and method and circuit for...

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

Dielectric barrier discharge lamp light source

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

Digital interface with potentiometer

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

Dimmable and non-dimmable electronic ballast for plural fluoresc