LandOfFree - US Patents - Listing for Electric lamp and discharge devices: systems,Pulsating or a.c. supply,Transformer in the supply circuit

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

Electrical circuit for operating a fluorescent lamp and for meas

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

Electrical display device with individual display members

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

Electromagnetic ballast for sequentially starting a...

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

Electron ballast apparatus for gaseous discharge lamps

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

Electronic ballast system for fluorescent lamps

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

Electronic device with illumination circuit and EL device...

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

Electronic transformer system for neon lamps

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

EMI reduction of voltage inverters by way of controlled...

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

Ferroresonant transformer ballast for maintaining the current of

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

Flicker eliminating intensity controller for discharge lamp dimm

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

Fluorescent lamp ballast with end connector

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

Fluorescent lamp controllers with dimming control

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

Fluorescent lamp controllers with dimming control

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

Fluorescent lamp driver and liquid crystal display apparatus

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

Fluorescent lamp stabilizer harmonics reduction method

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

Fluorescent lamp stabilizer harmonics reduction method

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

Fluorescent light ballast circuit

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

Fluorescent lighting power controller for optimum energy savings

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

Frequency controlled quick and soft start gas discharge lamp bal