LandOfFree - US Patents - Listing for Electric lamp and discharge devices: systems,Periodic switch in the supply circuit,Periodic switch cut-out

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

Fluorescent lighting control circuit

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

HID ballast

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

HID ballast with hot restart circuit

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

High pressure sodium lamp starter controller

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

High wattage HID lamp circuit

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

High-efficiency adaptive DC/AC converter

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

High-frequency lighting system

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

Integrated circuit for lamp heating and dimming control

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

Inverter control method for electronic ballasts

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

Inverter power supply

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

Inverter protection method and protection circuit for fluorescen

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

Lamp ballast with lamp rectification detection circuitry

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

Lamp controller with lamp status detection and safety circuitry

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

Lamp controller with lamp status detection and safety circuitry

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 – 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 cut-out

Lighting circuit 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