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

Electric lamp and discharge devices: systems – With signal – indicator – or alarm – Radiant energy responsive control type

Lamp monitor and lamp

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

Lamp monitoring circuit

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

Lamp operating circuit and operating method for a lamp...

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

Lamp operation controller and controlling method of lamp...

Electric lamp and discharge devices: systems – With radiant energy sensitive control means – Load device irradiating the radiant energy responsive device

Lamp oscillator for atomic frequency standards

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

Lamp out detection for miniature cold cathode fluorescent lamp s

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

Lamp overload detection/modulation circuit

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

Lamp power measurement circuit

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

Lamp power supply arrangement for key telephone system

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

Lamp power supply circuit with electronic feedback circuit for s

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

Lamp power supply circuit with feedback circuit for dynamically

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

Lamp power supply using a switching regulator and commutator

Electric lamp and discharge devices: systems – Combined load device or load device temperature modifying... – Load device and impedance

Lamp protection arrangement

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

Lamp protection circuit for electronic ballasts

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

Lamp protection device

Electric lamp and discharge devices: systems – Automatic substitution of the load device or electrode – Over-voltage or over-current controlled substitution

Lamp protective, electronic ballast

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

Lamp regulator circuit for rotary camera

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

Lamp responsive to the human touch upon a living plant and contr

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

Lamp socket