|
US2005174781A1
|
|
LED burning prevention
|
|
US2006132065A1
|
|
Lighting control system and method
|
|
US2005258391A1
|
|
Fluid flow control valve
|
|
US6998796B2
|
|
Fluorescent lamp ballast control circuit
|
|
US7095185B2
|
|
Fluorescent lamp electronic ballast
|
|
US2004178746A1
|
|
Low frequency output electronic ballast
|
|
US2004113566A1
|
|
Sensing voltage for fluorescent lamp protection
|
|
US6864642B2
|
|
Electronic ballast with DC output flyback converter
|
|
US6750619B2
|
|
Electronic ballast with filament detection
|
|
US6796685B1
|
|
Variable color lighting with linear fluorescent lamps
|
|
US6175189B1
|
|
Floating reference fault protection circuit for arc discharge lamp ballast
|
|
US5751117A
|
|
Modular fluorescent track lighting
|
|
US5432406A
|
|
Wide range load current regulation in saturable reactor ballast
|
|
US5389857A
|
|
Magnetic ballast for fluorescent lamps
|
|
US5466992A
|
|
Inverter ballast circuit featuring current regulation over wide lamp load range
|
|
US5328152A
|
|
Fluid control valve unit
|
|
US5225741A
|
|
Electronic ballast and power controller
|
|
US4393435A
|
|
Repairable fluorescent lamp ballast
|
|
US3878431A
|
|
Remotely controlled discharge lamp dimming module
|
|
US3851295A
|
|
Self-locking lampholder
|
