Patents for F21V 29 - Cooling or heating arrangements (43,888)
11/2005
11/17/2005US20050255784 Method of producing a backlight having a discharge tube containing mercury
11/17/2005US20050254264 Thermally efficient LED bulb
11/17/2005US20050254246 Illuminating device with heat-dissipating function
11/17/2005US20050254013 Projection LED cooling
11/17/2005US20050253981 Liquid crystal display, backlight of such display, and a method of lighting a liquid crystal display
11/17/2005US20050253252 Direct cooling of LEDs
11/17/2005DE102004019137A1 Leuchtenfeld Leuchtenfeld
11/15/2005US6964509 Task lighting system
11/15/2005US6964507 Sign illumination system
11/15/2005US6964503 Automated luminaire with light beam position adjustment
11/15/2005US6964501 Peltier-cooled LED lighting assembly
11/15/2005US6964499 Light emitting diode carrier
11/15/2005US6964496 Lamp module and back light device having the same
11/10/2005WO2005060376B1 Led lighting assembly
11/10/2005WO2005029185A3 Led lighting source and led lighting apparatus
11/10/2005US20050248949 Self heating thermal protector
11/10/2005US20050248280 Back light unit with high heat transfer rate
11/10/2005DE202005012652U1 Power light diode module has light diode on carrier plate having a hole through which a cooling body is inserted to contact the rear face of the diode and cool it
11/10/2005DE202005007407U1 Kühlung einer Projektions-LED Cooling a Projection LED
11/09/2005EP1594170A2 LED bulb
11/09/2005EP1592918A2 Method and apparatus for a lamp housing
11/09/2005CN1693750A LED bulb
11/03/2005WO2005104068A2 Channel letter lighting system using high output white light emitting diodes
11/03/2005WO2005103564A1 Led light source module packaged with metal
11/03/2005WO2005103559A2 Multiple led focused lighting device
11/03/2005US20050243562 Weather resistant lighting fixture shelter method and apparatus
11/03/2005US20050243559 LED bulb
11/03/2005US20050243558 LED assembly with reverse circuit board
11/03/2005US20050243539 Cooled light emitting apparatus
11/03/2005US20050243285 Lamp unit and projection-type display apparatus
11/03/2005US20050242693 Optical sheet having a diffusion portion
11/03/2005CA2491772A1 Led bulb
11/02/2005EP1590996A1 Socket for led light source and lighting system using the socket
11/02/2005EP1590994A2 Metal base wiring board for retaining light emitting elements, light emitting source, lighting apparatus, and display apparatus
11/02/2005EP1590598A1 Flight obstacle light with a tubular body
11/02/2005CN1692249A Light source with heat transfer arrangement
11/02/2005CN1690804A Backlight unit having a cooling member
11/02/2005CN1690509A Heat abstractor for illuminating sources
11/01/2005US6960776 IR diode based high intensity light
11/01/2005US6960001 Backlight apparatus, and a liquid crystal display (LCD) therewith
10/2005
10/27/2005US20050237752 Backlight unit having a cooling member
10/27/2005US20050237746 Surface and recess mountable lighting fixture
10/27/2005US20050237739 Illumination panel with reverse mounted solid-state light generating source array
10/27/2005US20050237494 Image projection lighting device
10/27/2005US20050236948 Backlight having a polarization separating element
10/27/2005DE102005013208A1 Lighting unit has light emitting diodes mounted in housing tube filled with a cooling liquid
10/27/2005DE102004015561A1 Lamp for a fluorescent tube has a closed casing translucent on a radiating side for holding the fluorescent lamp/tube mounted in the casing's end parts with caps mounted on a front side
10/26/2005EP1588194A1 Multiple optical assembly for a led lighting device, and red lighting device comprising such an optical assembly
10/26/2005EP1587583A1 Apparatus and method for treatment of skin conditions using light
10/26/2005CN1688844A Illumination device
10/20/2005WO2005099323A2 Light-emitting diode arrangement and method for the production thereof
10/20/2005US20050231974 Multiple LED focused lighting device
10/20/2005US20050231966 Semiconductor forensic light kit
10/20/2005US20050231965 Forensic light using semiconductor light source
10/20/2005US20050231904 CPU mounting apparatus
10/19/2005EP1586814A2 Lighting system
10/19/2005CN2735151Y Light emitting diode module spotlight
10/19/2005CN1685178A Flat lighting unit
10/19/2005CN1224076C Ball-shape non-electrode illuminating device
10/19/2005CN1224074C Microwave excited ultraviolet lamp system with lamp cooling system
10/19/2005CN1223895C Projector light source and projection image display equipment with the lignt source
10/18/2005US6957132 Method of guiding a vehicle to a position
10/18/2005US6955451 Lamp with LED substrates supported by heat conductive post, and method of making such lamp
10/18/2005US6955435 Image projection lighting device
10/13/2005WO2005095853A1 Light source module
10/13/2005WO2005060376A3 Led lighting assembly
10/13/2005US20050225968 Work light
10/13/2005US20050225963 Cooling apparatus for light source
10/13/2005US20050224284 Engine exhaust muffler with exhaust emission control function
10/12/2005EP1584800A1 Engine exhaust muffler with exhaust emission control function
10/12/2005EP1584555A2 Warning light
10/12/2005EP1508174A4 Light emitting diode light source
10/12/2005EP1293722B1 Lighting device
10/12/2005CN2733164Y LED apparatus and lighting lamp
10/12/2005CN1682069A 聚光灯 Spotlight
10/12/2005CN1680749A Light diode device, radiating system of light diode and illuminator containing it
10/12/2005CN1680685A Engine exhaust muffler with exhaust emission control function
10/11/2005US6953269 Lighting unit with discharge lamps, particularly for spotlights and the like
10/11/2005US6953267 Light fixture
10/06/2005US20050219846 High intensity discharge lighting fixture
10/06/2005US20050219841 Illuminating device, and projection type video display
10/06/2005DE102005007093A1 Reflektorlampe mit reduzierter Abdichtungstemperatur Reflector lamp with reduced sealing temperature
10/06/2005DE102004001124B3 Light e.g. warning light, for vehicle e.g. aircraft, has light emitting diodes pressed by pressing unit towards cooling unit while maintaining relative movement taking place across pressing direction
10/05/2005CN2731272Y Lamp set with radiation device
10/05/2005CN2731270Y Cold light source emission device
10/05/2005CN2731263Y LED bulb
10/05/2005CN1677227A Illuminating device, and projection type video display
10/05/2005CN1222013C Discharge lamp having capacitive field modulation
10/04/2005US6951417 Headlight apparatus
09/2005
09/29/2005WO2005090860A1 An underwater lamp
09/29/2005WO2005089477A2 Direct cooling of leds
09/29/2005WO2005036051A3 Underwater light for soft-sided aboveground pools
09/29/2005US20050213341 Led lamp with light pipe for automotive vehicles
09/29/2005US20050213332 Par lamp
09/29/2005US20050213331 Lighting apparatus
09/29/2005US20050213328 Sealed housing unit for lighting system
09/29/2005DE102004013226A1 LED reflector unit e.g. for vehicle lamp, has LED elements and reflector unit for producing ray of light which is produced exclusively by reflected light by optical opening being uncoupled
09/29/2005CA2558970A1 An underwater lamp
09/28/2005EP1580482A2 Low-voltage illuminating device
09/28/2005CN2729517Y LED lighting lamp