| Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776) |
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| 12/30/2009 | CN201373358Y LED spot lamp |
| 12/30/2009 | CN201373324Y Decorative lamp with snowing effect |
| 12/30/2009 | CN201373323Y Solar light device used for illumination in rural area |
| 12/30/2009 | CN201373319Y Optical sensor and infrared sensor controlled solar lamp with LED as light source |
| 12/30/2009 | CN201373318Y Novel LED intelligent marker lamp |
| 12/30/2009 | CN201373317Y Multifunctional emergency illuminating device |
| 12/30/2009 | CN201373310Y Light-emitting direction board with adjustable brightness |
| 12/30/2009 | CN201373288Y Light emitting module |
| 12/30/2009 | CN201373285Y LED flood lamp |
| 12/30/2009 | CN201373265Y Energy-saving luminaire |
| 12/30/2009 | CN201373249Y Portable LED device and portable LED system |
| 12/30/2009 | CN101617567A Light source device and liquid crystal display device |
| 12/30/2009 | CN101617566A Power source apparatus |
| 12/30/2009 | CN101616529A Pattern decorative lamp with redundant fault-tolerant function |
| 12/30/2009 | CN101616528A Light emitting device using light emitting element and driving method of light emitting element, and lighting apparatus |
| 12/30/2009 | CN101616527A Light emitting device using light emitting element and driving method of light emitting element, and lighting apparatus |
| 12/30/2009 | CN101616526A Drive circuit of LED illuminating lamp of sewing machine |
| 12/30/2009 | CN101616525A Intelligent solar street light control system and control method thereof |
| 12/30/2009 | CN101616523A Illumination device with wireless control function |
| 12/30/2009 | CN101616522A Driving device for driving a luminous element |
| 12/30/2009 | CN101616521A Light emitting diode (LED) drive circuit of adjustable light |
| 12/30/2009 | CN101616520A LED open circuit guard circuit featuring low cost and high reliability |
| 12/30/2009 | CN101616519A Constant-voltage LED illumination circuit |
| 12/30/2009 | CN101615955A Illumination light receiver and illumination light communications system |
| 12/30/2009 | CN100576965C Led drive circuit and control method |
| 12/30/2009 | CN100576301C Self-emission type display device |
| 12/30/2009 | CN100576300C Display device and method of driving the same |
| 12/30/2009 | CN100575776C Pothook type stepless dimmer |
| 12/30/2009 | CA2729085A1 Light fitting and control method |
| 12/30/2009 | CA2659976A1 False failure prevention circuit in emergency ballast |
| 12/29/2009 | US7639514 Adaptive inductive power supply |
| 12/29/2009 | US7639153 User interface for electronic devices |
| 12/29/2009 | US7639110 Inductively powered apparatus |
| 12/29/2009 | US7638953 Lighting control |
| 12/29/2009 | US7638948 Apparatus and method for detecting failure in an emergency lighting lamphead |
| 12/29/2009 | US7638947 Lighting control circuit for vehicle lighting fixture |
| 12/29/2009 | CA2441278C Decorative light string having shunt repair device |
| 12/24/2009 | US20090319057 Lighting control system and control system |
| 12/24/2009 | US20090318772 Surgical Lamp Beam Arrangement |
| 12/24/2009 | US20090318771 Surgical lamp field shape |
| 12/24/2009 | US20090315487 Electric power distribution system using low voltage control signals |
| 12/24/2009 | US20090315486 Light emitting device and electronic apparatus |
| 12/24/2009 | US20090315485 Lighting fixture control systems and methods |
| 12/24/2009 | US20090315484 Wide voltage, high efficiency led driver circuit |
| 12/24/2009 | US20090315481 Method and device for led channel managment in led driver |
| 12/24/2009 | US20090315479 Vehicle head lamp apparatus |
| 12/24/2009 | US20090315478 Lighting system having master and slave lighting fixtures |
| 12/24/2009 | US20090315475 Light source apparatus and light source adjusting module |
| 12/24/2009 | US20090315473 Light-emitting device driving circuit and method thereof |
| 12/24/2009 | US20090315471 Method and device for driving a circuit element |
| 12/24/2009 | US20090315469 Inverter for driving light source |
| 12/24/2009 | US20090315468 Light source driving circuit with dimming control function |
| 12/24/2009 | US20090315467 Apparatus and methodology for enhancing efficiency of a power distribution system having power factor correction capability by using a self-calibrating controller |
| 12/24/2009 | US20090315466 Illumination apparatus and control device for controlling the illumination apparatus |
| 12/24/2009 | US20090315465 Method for protecting a lamp circuit and related wiring |
| 12/24/2009 | DE102009020883A1 Control input driving method for e.g. Zener diode, involves galvanically decoupling input by transformer, and switching on and off of input by transformer transmission of bipolar voltage impulses from control unit as clock signal source |
| 12/24/2009 | DE102008028909A1 Presence-controlled energy management system for use in building, has light switches coupled with locks such that information of locks about presence and/or absence of access authorization are utilized for consumption optimization of energy |
| 12/24/2009 | DE102004032105B4 Verfahren zur Lichtregulierung in künstlich beleuchteten Räumen Method for light control, artificially lit rooms |
| 12/24/2009 | DE10051528B4 Modulares Beleuchtungssystem Modular lighting system |
| 12/23/2009 | WO2009155605A1 Led lighting system having a reduced-power usage mode |
| 12/23/2009 | WO2009153852A1 Lighting apparatus for display, and display unit |
| 12/23/2009 | WO2009152642A1 An active self-luminous led lamp |
| 12/23/2009 | EP2136607A2 Method for operating a battery powered torch |
| 12/23/2009 | EP2135490A1 Method of controlling the lighting of a room in accordance with an image projected onto a projection surface |
| 12/23/2009 | EP2135489A2 System and method for providing adjustable ballast factor |
| 12/23/2009 | EP2135488A2 System and method for graphically displaying energy consumption and savings |
| 12/23/2009 | CN201369863Y Novel energy-saving control circuit of fishnet light |
| 12/23/2009 | CN201369862Y LED constant current driver |
| 12/23/2009 | CN201369861Y Energy-saving street lamp based on automatic control |
| 12/23/2009 | CN201369860Y Switch constant-current source circuit capable of eliminating electromagnetic interference and high-frequency flashing |
| 12/23/2009 | CN201369859Y Street lamp-dimming energy-saving control system |
| 12/23/2009 | CN201369858Y Device for supplying stable working current for LED lamps in wide voltage range |
| 12/23/2009 | CN201369857Y Human body inductive switch plate provided with LED energy-saving lamp |
| 12/23/2009 | CN201369856Y Intelligent lighting device control cabinet |
| 12/23/2009 | CN201369855Y Constant flow source circuit |
| 12/23/2009 | CN201369854Y Energy-saving self-extinguishing switch |
| 12/23/2009 | CN201369853Y Driving power supply circuit of LED energy-saving lamp |
| 12/23/2009 | CN201369852Y LED two-way driver circuit of impulse power parallel resonance |
| 12/23/2009 | CN201369851Y LED two-way driver circuit of impulse power series resonance |
| 12/23/2009 | CN201369850Y LED two-way driver circuit of two way power series resonance |
| 12/23/2009 | CN201369849Y LED one-way driver circuit of impulse power parallel resonance |
| 12/23/2009 | CN201369848Y LED bidirectional driver circuit of bidirectional electrical impedance voltage division |
| 12/23/2009 | CN201368430Y Intelligent security illumination control system |
| 12/23/2009 | CN201368406Y Remote control device of night-vision lighting system and light source control mechanism thereof |
| 12/23/2009 | CN201368394Y LED lamp electrified by wind energy and solar energy |
| 12/23/2009 | CN201368393Y LED lamp electrified by solar energy |
| 12/23/2009 | CN201368392Y Wireless control type emergency lighting device with generatrix guide |
| 12/23/2009 | CN201368371Y Mini LED strip-shaped tube lamp |
| 12/23/2009 | CN201368369Y Waterproof led lamp string |
| 12/23/2009 | CN201368366Y LED lighting energy-saving lamp device |
| 12/23/2009 | CN201368360Y Full color temperature lighting lamp |
| 12/23/2009 | CN201368345Y USB typing speed indicator light |
| 12/23/2009 | CN101610627A Analog tree light structure with redundant fault-tolerant function |
| 12/23/2009 | CN101610626A Analog decorative light of integrated redundant fault-tolerant drive control chip |
| 12/23/2009 | CN101610625A Dynamic energy-saving lighting power supply device |
| 12/23/2009 | CN101610624A Control device of marine electronic variegated lamp |
| 12/23/2009 | CN101610623A Contour light adjusting method and computer system thereof |
| 12/23/2009 | CN101610622A LED light source system |
| 12/23/2009 | CN101610621A Switchover type light emitting diode (LED) drive circuit |
| 12/23/2009 | CN101610620A Circuit control device of portable illuminating lamp |