LandOfFree - US Patents - Listing for Electric lamp and discharge devices: systems

Electric lamp and discharge devices: systems – Current and/or voltage regulation – Automatic regulation

Lamp ignition with automatic compensation for parasitic...

Electric lamp and discharge devices: systems – Current and/or voltage regulation

Lamp ignition with compensation for parasitic loading...

Electric lamp and discharge devices: systems – Surge generator or inductance in the supply circuit – Circuit interrupter in the inductance circuit

Lamp ignitor for starting conventional hid lamps and for startin

Electric lamp and discharge devices: systems – Surge generator or inductance in the supply circuit

Lamp ignitor with automatic shut-off feature

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

Lamp including phase-control power controller with digital...

Electric lamp and discharge devices: systems – Current and/or voltage regulation – Automatic regulation

Lamp intensity control apparatus comprising preset means

Electric lamp and discharge devices: systems – Special application – Vehicle

Lamp intensity control system having over-current protection

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

Lamp inverter with pre-regulator

Electric lamp and discharge devices: systems – Discharge device and/or rectifier in the supply circuit – Flashers

Lamp life extender

Electric lamp and discharge devices: systems – Electric switch in the supply circuit

Lamp life meter and endoscope light source unit

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

Lamp lighting apparatus

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

Lamp lighting apparatus

Electric lamp and discharge devices: systems – Pulsating or a.c. supply – Discharge control discharge device load

Lamp lighting apparatus and projector using the same

Electric lamp and discharge devices: systems – Current and/or voltage regulation

Lamp lighting apparatus for a discharge lamp

Electric lamp and discharge devices: systems – Pulsating or a.c. supply – Transformer in the supply circuit

Lamp lighting circuit and device, and lamp lighting...

Electric lamp and discharge devices: systems – With automatic shunt and/or cutout – Supply circuit current and/or potential actuated switch

Lamp lighting circuit with an overload protection capability

Electric lamp and discharge devices: systems – Current and/or voltage regulation – Automatic regulation

Lamp lighting controlling apparatus and light emitting...

Electric lamp and discharge devices: systems – Discharge device and/or rectifier in the supply circuit – Discharge control discharge device in the supply circuit

Lamp modulating circuitry

Electric lamp and discharge devices: systems – Current and/or voltage regulation – Plural load device regulation

Lamp modulating circuitry for incandescent and fluorescent lamps