| Patents for H05B 41 - Circuit arrangements or apparatus for igniting or operating discharge lamps (35,100) |
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| 08/14/2008 | US20080192178 Device, system and method for color display |
| 08/14/2008 | US20080191640 Stabilizer with brightness control for high intensity discharge lamb |
| 08/14/2008 | US20080191639 Flat panel display having a backlight module |
| 08/14/2008 | US20080191638 Inductively coupled ballast circuit |
| 08/14/2008 | US20080191637 Method and apparatus for controlling electrical lighting installations |
| 08/14/2008 | US20080191636 Nanotip Electrode Electroluminescence Device |
| 08/14/2008 | US20080191633 Serial light-emitting light structure |
| 08/14/2008 | US20080191627 High-Voltage Pulse Generator, And Lighting Apparatus And Vehicle Having The Same |
| 08/14/2008 | DE202005021520U1 Lampe, insbesondere zum Einbau in oder zum Anbau an ein Möbel oder eine Vitrine, mit einer Kaltkathodenröhre Lamp, in particular for incorporation in or for mounting on a piece of furniture or cabinet, with a cold cathode tube |
| 08/14/2008 | DE102008003831A1 Entladungslampen-Zündschaltung Discharge lamp lighting circuit |
| 08/14/2008 | DE102007017338A1 Zündtransformator für eine Entladungslampe Ignition transformer for a discharge lamp |
| 08/14/2008 | DE102007006181A1 Elektronisches Vorschaltgerät für eine Lampe Electronic ballast for a lamp |
| 08/14/2008 | CA2620779A1 Compact reflector fluorescent lamp with good heat dispersion |
| 08/13/2008 | EP1506697B1 Method and circuit arrangement for operating a high-pressure gas discharge lamp |
| 08/13/2008 | EP1364446B1 Self-oscillating circuit for driving high-side and low-side switching devices with variable width pulses |
| 08/13/2008 | CN201100913Y An efficient energy-saving long life fluorescent lamp |
| 08/13/2008 | CN201100616Y General startup switch for daylight lamp |
| 08/13/2008 | CN101243729A High-pressure discharge lamp operating device |
| 08/13/2008 | CN101243728A Starter |
| 08/13/2008 | CN101243603A Dc/DC converter device and discharge lamp lighting device |
| 08/13/2008 | CN101242700A Intelligent light adjusting electronic rectifier |
| 08/13/2008 | CN101242699A Intelligent heat radiation control device for non-pole lamp rectifier |
| 08/13/2008 | CN101242698A Xenon lamp trigger circuit |
| 08/13/2008 | CN100411495C Starter of discharge light and illuminating apparatus |
| 08/12/2008 | US7411479 Inductive coil assembly |
| 08/12/2008 | US7411360 Apparatus and method for striking a fluorescent lamp |
| 08/12/2008 | US7411359 Apparatus and method for providing dimming control of lamps and electrical lighting systems |
| 08/12/2008 | US7411358 Inverter circuit, backlight assembly, and liquid crystal display with backlight assembly |
| 08/12/2008 | US7411357 Liquid crystal and device of driving light source therefor |
| 08/12/2008 | US7411356 Power supply for multiple discharge lamps and the current balance device thereof |
| 08/12/2008 | US7411355 Display device and driving device of light source for display device |
| 08/12/2008 | US7411354 Feedback and protection circuit of liquid crystal display panel backlight apparatus |
| 08/07/2008 | WO2008093587A1 Cold cathode tube lighting device |
| 08/07/2008 | WO2008093259A1 Method and device for driving a gas discharge lamp |
| 08/07/2008 | WO2008093229A1 Electronic ballast for a high intensity discharge lamp |
| 08/07/2008 | WO2008092501A1 Electronic operating device and method for the incremental dimming of a lighting device |
| 08/07/2008 | WO2008033215A3 Ballast with frequency-diagnostic lamp fault protective circuit |
| 08/07/2008 | WO2008011041A3 Improved ballast control circuit for use with ccfl and eefl lamps |
| 08/07/2008 | WO2007127978A3 Lighting performance power monitoring system |
| 08/07/2008 | US20080186456 Projector |
| 08/07/2008 | US20080186119 Electronic transformer used in low-voltage lamps |
| 08/07/2008 | US20080185981 Ignitor Disconnection Control System and Method |
| 08/07/2008 | US20080185980 Robust Driver For High Intensity Discharge Lamp |
| 08/07/2008 | US20080185978 Light source driving apparatus, display device having the same, and driving method thereof |
| 08/07/2008 | US20080185974 Lighting Assembly And Method Of Operating A Discharge Lamp |
| 08/07/2008 | US20080185970 System And Apparatus For Cathodoluminescent Lighting |
| 08/07/2008 | US20080185968 Method For Lamp Life Control of a Gas Discharge Lamp, a Gas Discharge Lamp Driver Circuit, a Gas Discharge Lamp and an Assembly of a Gas Discharge Lamp and a Lamp Driver Circuit |
| 08/07/2008 | DE202008007091U1 Ringförmige Niederdruckentladungslampe Annular low-pressure discharge lamp |
| 08/07/2008 | DE202007005027U1 Energiespar-Flachleuchte Energy-saving flat lamp |
| 08/07/2008 | DE102007004810A1 Schnittstelle für Tastersignale und Digitalsignale mit Schutzschaltung Interface for switch signals and digital signals with protective circuit |
| 08/06/2008 | EP1954107A1 Ignition limited illuminator |
| 08/06/2008 | EP1954106A1 Projector, and lighting method of light source unit of projector |
| 08/06/2008 | EP1502482A4 Improved dimmer circuit arrangement |
| 08/06/2008 | CN201097471Y Health desk lamp |
| 08/06/2008 | CN101238758A Circuit assembly and method for the operation of at least one dielectrically impeded discharge lamp |
| 08/06/2008 | CN101237740A Energy-saving control method for lighting module |
| 08/06/2008 | CN101237739A HID rectifier and its control method |
| 08/06/2008 | CN101237738A Power source driving circuit device and backlight device |
| 08/06/2008 | CN101237737A Backlight system with lamp tube current balance and feedback mechanism and its related method |
| 08/06/2008 | CN101237736A Lamp tube power supply circuit and its transformer |
| 08/06/2008 | CN101236884A Multi-phase electromagnetic induction no-pole fluorescent tube |
| 08/06/2008 | CN101236883A A long-life lamp tube |
| 08/06/2008 | CN101236882A Lamp bulb type fluorescent lamp and illumination device |
| 08/06/2008 | CN100409724C Switching ballast device |
| 08/05/2008 | US7408329 Power supply unit for gas discharge processes |
| 08/05/2008 | US7408307 Ballast dimming control IC |
| 08/05/2008 | US7408306 Lamp lighting circuit and device, and lamp lighting apparatus and device |
| 07/31/2008 | WO2008090722A1 Liquid crystal display device |
| 07/31/2008 | WO2008089839A1 Method for controlling a half-bridge circuit and corresponding half-bridge circuit |
| 07/31/2008 | WO2008039295A3 Circuit for igniting a high intensity discharge lamp |
| 07/31/2008 | WO2007141286A3 High-pressure discharge lamp with a high-voltage pulse generator as well as method for production of a high-voltage pulse generator |
| 07/31/2008 | US20080180953 Power Supply Unit For Light Source And Method Of Controlling The Same |
| 07/31/2008 | US20080180140 Method and system for synchronizing phase of triangular signal |
| 07/31/2008 | US20080180038 Backlight control circuit with micro controller feeding operating state of load circuit back to pulse width modulation integrated circuit |
| 07/31/2008 | US20080180037 Electronic ballasts for lighting systems |
| 07/30/2008 | EP1951006A1 Fluorescent lamp operation device |
| 07/30/2008 | EP1950773A2 Inverter transformer and inverter power module having the same for use in electric/electronic device |
| 07/30/2008 | EP1949767A2 Ac switch with zero off current for el panel |
| 07/30/2008 | CN201093361Y Energy-saving electron luminescence pipe |
| 07/30/2008 | CN201093296Y Vehicular xenon lamp |
| 07/30/2008 | CN201093270Y Special lamp for metallic halogen lamp and low pressure sodium lamp light-mixing type road lamp |
| 07/30/2008 | CN201093217Y Tube group and back light module unit thereof |
| 07/30/2008 | CN101233791A Ignition circuit for igniting a discharge lamp and method for igniting the discharge lamp |
| 07/30/2008 | CN101232767A Wide range continuous light regulating energy-saving desk lamp without stroboflash |
| 07/30/2008 | CN101232766A Ultraviolet ray light tube stepless power regulating eqiupment |
| 07/30/2008 | CN101232765A Lamp driving circuit and display apparatus having the same |
| 07/30/2008 | CN101232764A Ultraviolet ray light tube heat starter |
| 07/30/2008 | CN101232763A Piezoelectric ceramic electric ballast |
| 07/30/2008 | CN101232762A Low-pressure gas discharge lamp filament pre-heating control device |
| 07/30/2008 | CN101232189A Adaptive inductive power supply with communication |
| 07/30/2008 | CN101231907A Multi-light tube driving device and transformer thereof |
| 07/29/2008 | US7405721 Liquid crystal display device |
| 07/29/2008 | US7405524 Light management system device and method |
| 07/29/2008 | US7405522 Multiple failure detection shutdown protection circuit for an electronic ballast |
| 07/24/2008 | WO2008087844A1 Dimmer |
| 07/24/2008 | WO2008086892A1 Circuit arrangement and method for starting and operating one or more discharge lamps |
| 07/24/2008 | WO2008035268A3 Gas discharge lamp unit |
| 07/24/2008 | US20080174929 Light emitting diode driver |
| 07/24/2008 | US20080174592 Method and apparatus for controlling backlight of portable display device |
| 07/24/2008 | US20080174253 Constant-current circuit and light-emitting diode drive device therewith |