LandOfFree - US Patents - Listing for Electric lamp and discharge devices: systems,Periodic switch in the supply circuit,Impedance or current regulator in the supply circuit

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

Electronic fluorescent lamp ballast with overload protection

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

Electronic high intensity discharge lamp driver

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

Electronic lamp ballast dimming control means

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

Electronic lamp ballast dimming control means employing pulse wi

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

Electronic lamp ballast with driving frequency between load reso

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

Electronic lamp ballast with power feedback through line inducto

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

Electronic lamp ballast with voltage source power feedback...

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

Electronic switching ballast for a fluorescent lamp

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

Energy converter having a control circuit

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

Energy-saving dimming apparatus

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

Externally dimmable electronic ballast