| Patents for H05B 39 - Circuit arrangements or apparatus for operating incandescent light sources and not adapted to a particular application (6,420) |
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| 06/30/2011 | DE102009060273A1 Elektrisches Installationssystem Electrical Installation System |
| 06/29/2011 | CN1781168B Apparatus for supplying energy to a load and a related system |
| 06/28/2011 | US7969101 Backlight control circuit having a duty ratio determining unit and method for controlling lighting of a lamp using same |
| 06/28/2011 | US7969098 Dimming circuit for discharging lamp capable of turning off under a low power condition |
| 06/28/2011 | CA2420497C Vacuum cleaner having a plurality of power modes |
| 06/22/2011 | EP2337431A1 A method of detecting anomalous operating conditions in power supply circuits for light sources |
| 06/22/2011 | EP2335456A2 Hybrid light source |
| 06/22/2011 | CN201878406U Touch delay switch |
| 06/22/2011 | CN201878398U Light source device for detecting flame detector |
| 06/22/2011 | CN102106189A Illumination system with automatic adaptation to daylight level |
| 06/22/2011 | CN102105012A Soft start-up device for filament lamp |
| 06/21/2011 | US7965046 Full-bridge and half-bridge compatible driver timing schedule for direct drive backlight system |
| 06/16/2011 | WO2011070480A1 Driver for a solid state lamp |
| 06/16/2011 | US20110142204 Apparatus for modifying electron beam aspect ratio for x-ray generation |
| 06/16/2011 | US20110140640 Foldable table lamp |
| 06/15/2011 | CN201869421U Electronic transformer structure for restraining radiated interference in electromagnetic space |
| 06/15/2011 | CN102100127A Circuit arrangement and method for operating at least one lighting device |
| 06/15/2011 | CN101228812B Handheld program controller for lighting control system |
| 06/09/2011 | WO2011069085A2 Energy efficient lighting system and method |
| 06/09/2011 | US20110133659 Power Source Control Method for a Multi-module LED Circuit and Related Control Device and LED Circuit |
| 06/09/2011 | US20110133656 Intensity balance for multiple lamps |
| 06/08/2011 | EP2329689A2 An arrangement for controlling ignition in electronic transformers and corresponding method |
| 06/07/2011 | US7956546 Modular LED light bulb |
| 06/07/2011 | US7956545 Field emission device |
| 06/07/2011 | CA2523313C Ac powered wireless control 3-way light switch transmitter |
| 06/03/2011 | WO2011066353A1 Two-wire dimmer switch for low-power loads |
| 06/03/2011 | WO2011066349A1 Two-wire analog fet-based dimmer switch |
| 06/02/2011 | US20110127918 LED flash bulb decorating light |
| 06/01/2011 | DE102007030684B4 Helligkeitssteuerung einer Beleuchtungseinrichtung mit einem Dimmer Brightness control of a lighting device with a dimmer |
| 05/31/2011 | US7952289 UV lamp system and associated method with improved magnetron control |
| 05/31/2011 | US7950807 Projector and control method thereof |
| 05/26/2011 | WO2011061633A1 Method and apparatus for detecting dimmer phase angle and selectively determining universal input voltage for solid state lighting fixtures |
| 05/26/2011 | CA2781235A1 Method and apparatus for detecting dimmer phase angle and selectively determining universal input voltage for solid state lighting fixtures |
| 05/25/2011 | EP2326146A2 A method and device for driving a light source |
| 05/25/2011 | EP2326145A1 LED lamp and LED lamp module |
| 05/25/2011 | CN201840458U Light source device for endoscope |
| 05/25/2011 | CN102076155A Power limiting method and apparatus |
| 05/25/2011 | CN102076143A Environment-protective illumination intelligent management system |
| 05/25/2011 | CN102073203A Projection device and method capable of automatically adjusting projection brightness |
| 05/25/2011 | CN101453811B Dimmer control system having remote infrared transmitters |
| 05/24/2011 | US7948368 Method for evacuating buildings divided into sections |
| 05/19/2011 | US20110115414 Led lamp |
| 05/19/2011 | US20110115390 Led lamp |
| 05/19/2011 | US20110115387 Led lamp and protecting circuit thereof |
| 05/18/2011 | CN1909754B Illuminating source apparatus and light-adjustable light-emitting diode control circuit |
| 05/18/2011 | CN102065618A Method for driving a lamp in a lighting system and a control apparatus for driving such lamp |
| 05/17/2011 | US7944155 LED driver with single inverter circuit with isolated multi-channel outputs |
| 05/11/2011 | EP2319277A2 Illumination system with automatic adaptation to daylight level |
| 05/11/2011 | CN102057752A Dimmer triggering circuit, dimmer system and dimmable device |
| 05/11/2011 | CN102056374A Distributed illumination node control system and control method thereof |
| 05/05/2011 | WO2011051859A1 Selectively activated rapid start/bleeder circuit for solid state lighting system |
| 05/05/2011 | WO2011050421A1 Improved method and apparatus for dimming a lighting device |
| 05/05/2011 | US20110101873 Lighting display having animated effect |
| 05/05/2011 | CA2779000A1 Selectively activated rapid start/bleeder circuit for solid state lighting system |
| 05/04/2011 | CN102045931A Energy-saving lamp switch |
| 05/04/2011 | CN101442862B Method for starting light bulb |
| 05/03/2011 | US7936349 Power supply apparatus and flat-screen television set |
| 05/03/2011 | US7936137 Inverter |
| 05/03/2011 | CA2438613C Amalgam-doped mercury low-pressure uv irradiator |
| 04/27/2011 | CN201813593U Emergency lamp and control circuit thereof |
| 04/26/2011 | US7932683 Balancing transformers for multi-lamp operation |
| 04/20/2011 | CN201805602U Time delay lighting lamp manufactured by PTC (positive temperature coefficient) element |
| 04/20/2011 | CN102023628A Household intelligent control system |
| 04/20/2011 | CN101242693B Car lamp control method and control circuit |
| 04/14/2011 | WO2011042510A2 Dimmable lighting system |
| 04/13/2011 | CN201797629U Improved light source control device |
| 04/13/2011 | CN102017805A Power control |
| 04/13/2011 | CN102017795A Methods and apparatus for encoding information on an AC line voltage |
| 04/13/2011 | CN102012615A Projection device having function of automatically adjusting projection luminance and method |
| 04/13/2011 | CN102012614A Projection device with function of automatically adjusting projection brightness and method |
| 04/12/2011 | US7924275 Electronic module, methods of manufacturing and driving the same, and electronic instrument |
| 04/12/2011 | US7923938 System and method for providing inductive power to improve product marking and advertising |
| 04/12/2011 | US7923933 Lamp failure detector |
| 04/05/2011 | US7920053 Notification system and method thereof |
| 03/31/2011 | WO2011038392A1 Energy storage based countermeasure for a delayed voltage recovery |
| 03/31/2011 | US20110074298 Light emitting device with variable volume |
| 03/30/2011 | CN101998735A Halogen lamp circuit |
| 03/29/2011 | US7916132 Systems for displaying images and related methods |
| 03/29/2011 | US7915837 Modular programmable lighting ballast |
| 03/24/2011 | US20110068702 Solid state lighting apparatus with controllable bypass circuits and methods of operation thereof |
| 03/23/2011 | EP2298036A1 Circuit arrangement and method for operating at least one lighting device |
| 03/23/2011 | CN201774723U Energy-saving circuit for preventing lamp bulbs from being frequently burned |
| 03/23/2011 | CN1887034B A current sharing scheme and device for multiple CCF lamp operation |
| 03/22/2011 | US7911159 Robust driver for high intensity discharge lamp |
| 03/16/2011 | EP2296447A2 Dimming of lamps |
| 03/16/2011 | CN101608950B Luminance detector of universal CCD camera |
| 03/15/2011 | US7907052 Enhanced firefighter door chock |
| 03/10/2011 | WO2011028226A2 Light emitting bio-mimicry device |
| 03/10/2011 | CA2771860A1 Light emitting bio-mimicry device |
| 03/09/2011 | EP2293651A1 Multiple location load control system |
| 03/08/2011 | US7902773 Light emitting device |
| 03/02/2011 | EP2291060A2 Lighting device fed from a single-phase or poly-phase AC power supply whereby flicker is reduced |
| 03/02/2011 | EP2289737A1 Device and method for controlling the power supply of a headlamp |
| 03/02/2011 | CN201754639U Dimmer with stable performance |
| 03/02/2011 | CN101983541A Improved protection circuit for electronic converters and corresponding method |
| 03/01/2011 | US7898393 Wall-mounted scoreboard |
| 03/01/2011 | US7898184 Lighting control system and control system |
| 02/24/2011 | US20110043481 User interface with proximity sensing |
| 02/24/2011 | US20110043241 Light emitting bio-mimicry device |
| 02/22/2011 | US7891822 Handheld projection device |