LandOfFree - US Patents - Listing for Electric lamp and discharge devices: systems,Polyphase a.c. supply

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

Electric generator system for portable floodlighting equipment

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

Fluorescent-lighting-system voltage controller

Electric lamp and discharge devices: systems – Polyphase a.c. supply

Gas discharge ignition device and method using high frequency an

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

Inverter for multi-tube type backlight

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

Lighting system and method

Electric lamp and discharge devices: systems – Polyphase a.c. supply – Plural cathode and/or anode discharge device load

Low-pressure mercury discharge lamp with color temperature adjus

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

Method and apparatus and system for adjusting power to HID...

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

Short circuit protection for multiple lamp LCD backlight...

Electric lamp and discharge devices: systems – Polyphase a.c. supply – Plural discharge control discharge device load devices

Three phase power control unit

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

Transformer and control units for ac control

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

Two capacitor apparatus for sequential starting and operation of