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

Light source device having a discharge lamp with high...

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

Light source driving device

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

Light source driving device

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

Light source using dielectric barrier discharge lamp, and...

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

Light-emitting diode driving circuit

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

Lighting apparatus and method for controlling brightness and...

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

Lighting apparatus for illumination light source

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

Lighting apparatus including circuit to detect an electrical...

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

Lighting apparatus with current feedback

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

Lighting assembly and an electronic ballast therefor

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

Lighting assembly and method of operating a discharge lamp

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

Lighting ballast with reverse current flow protection

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

Lighting circuit for discharge lamp

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

Lighting circuit for electric discharge lamp

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

Lighting circuit that includes a comparison of a "flattened" sin

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

Lighting device for a dielectric barrier discharge lamp

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

Lighting device for discharge lamp

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

Lighting device for discharge lamp

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

Lighting device for fluorescent discharge tube