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| Number | Title | Issue Date |
| 8148890 | Light-emitting device and method for manufacturing the same A light-emitting device includes a support substrate which includes a light-emitting layer and a light extraction surface, and a light transmission layer, formed on the light extraction surface of the support substrate, having a periodic refractive index distributio... | 04/03/2012 |
| 8110979 | Inorganic electroluminescence device, display apparatus having the same and method thereof An inorganic electroluminescence device including a first electrode and a second electrode disposed apart from each other, and a dielectric material layer disposed between the first and second electrodes. The dielectric material layer has a micro-tubular shape, and ... | 02/07/2012 |
| 8106578 | Highly transmissive electroluminescent lamp having a light emissive layer composition incorporating phosphor nano-particles and dielectric nano-particles We disclose a highly transmissive electroluminescent lamp, where the lamp has a front electrode electrically connected to a first clear conductive layer of PDOT or functionally similar material, a phosphor layer and a dielectric layer. The phosphor layer contains na... | 01/31/2012 |
| 8026660 | Organic light emitting element and a light emitting device using the same The present invention provides a white organic light-emitting element high in the emission efficiency. In particular, the invention provides a white organic light-emitting element that has an emission spectrum having peaks in the respective wavelength regions of red... | 09/27/2011 |
| 7932666 | Light-emitting device with fluorescent layer A light-emitting device is provided, which includes a supporting member, a light-emitting element disposed on the supporting member to emit a light, and a fluorescent layer formed on the light-emitting element and having a thickness ranging from 80 to 240 μm, the f... | 04/26/2011 |
| 7915803 | Laminated thick film dielectric structure for thick film dielectric electroluminescent displays A novel and improved composite thick film dielectric structure is provided to improve the operating stability of phosphors used in thick dielectric ac electroluminescent displays. The novel structure comprises one or more aluminum oxide layers disposed between the c... | 03/29/2011 |
| 7884538 | Light-emitting device A light-emitting device is provided, which includes a package having a first portion and a second portion surrounding it, a semiconductor light-emitting element mounted on the first portion and emitting a light having an emission peak in a near-ultraviolet region, a... | 02/08/2011 |
| 7876036 | Light emitting apparatus and manufacturing method therefor A light emitting apparatus, includes: a light emitting device accommodating body, which has a recessed portion wherein a light emitting device is accommodated; a wiring pattern, which is provided for the light emitting device accommodating body 11 and is elec... | 01/25/2011 |
| 7859185 | Light-emitting device A light-emitting device comprising a solid-state light source (3), at least one conversion element (4) and a light-scattering element (6), wherein the solid-state light source (3) is provided to emit a first part (511) of a primary... | 12/28/2010 |
| 7825578 | Yellow light emitting device with high luminance An object of the present invention is to provide a light emitting device which emits light of deep yellowish color with high luminance. The light emitting device of the present invention comprises a light emitting element having a peak emission wavelength shorter th... | 11/02/2010 |
| 7750551 | Light emitting device and method for manufacturing the same A light emitting device includes a light emitting element mounted on a base; a phosphor-containing transparent resin section which contains a phosphor for absorbing light emitted from the light emitting element and for emitting light having a wavelength different fr... | 07/06/2010 |
| 7710016 | Light emitting device provided with lens for controlling light distribution characteristic The light emitting device comprises a substrate (2), a positive electrode (6) and a negative electrode (4) formed on the substrate (2), a light emitting diode (8) connected to the positive electrode (6) and the negative elec... | 05/04/2010 |
| 7541733 | Light-emitting element, method for producing the same and display device A light-emitting element of the present invention, includes: a porous light-emitting body including an insulator having a void and an inorganic phosphor particle; and at least two electrodes provided so as to contact with a surface of the light-emitting body. A volt... | 06/02/2009 |
| 7538483 | Inorganic electroluminescent device and method of fabricating the same A transparent electrode composed of ITO(indium-tin oxide), an insulating layer composed of ZrSiN, an underlayer composed of MgS with a thickness of 100 to 300 nm, a light emitting layer composed of Mg1-xCaxS, and an insulating layer composed of... | 05/26/2009 |
| 7498734 | Light emitting device with wavelength converted by phosphor A light emitting device has a light emitting element portion that radiates light with a predetermined wavelength, and a wavelength conversion portion that surrounds a phosphor to be excited by the light with the predetermined wavelength with a transparent and non-mo... | 03/03/2009 |
| 7436119 | Flat panel fluorescent lamp and fabricating method thereof The present invention provides a flat panel fluorescent lamp and fabricating method thereof, by which an acquisition rate of externally transmissive light and discharge uniformity are enhanced. The present invention includes a fluorescent layer on an upper plate to ... | 10/14/2008 |
| 7432642 | Semiconductor light emitting device provided with a light conversion element using a haloborate phosphor composition A light emitting device is provided that has a semiconductor light emitting element and a phosphor which converts a part of the luminescence spectrum emitted from the semiconductor light emitting element. The luminescence spectrum of the semiconductor light emitting... | 10/07/2008 |
| 7432647 | Light source having phosphor including divalent trivalent and tetravalent elements A phosphor having an excitation band relative to lights in the wide range of wavelengths from ultraviolet to visible light, and having an emission spectrum in the red range and so on, with a wide half value width, and an LED and a light source using the phosphor and... | 10/07/2008 |
| 7422504 | Light-emitting semiconductor device, light-emitting system and method for fabricating light-emitting semiconductor device A chip-type light-emitting semiconductor device includes: a substrate 4; a blue LED 1 mounted on the substrate 4; and a luminescent layer 3 made of a mixture of yellow/yellowish phosphor particles 2 and a base material 13 (t... | 09/09/2008 |
| 7420323 | Electroluminescent apparatus having a structured luminescence conversion layer An apparatus such as a light source is disclosed which has an OLED device and a structured luminescence conversion layer disposed on the substrate or transparent electrode of said OLED device and on the exterior of said OLED device. The structured luminescence conve... | 09/02/2008 |
| 7420219 | White light emitting diode component having two phosphors and related phosphor and formation method A white light emitting diode component capable of emitting white light includes an LED chip capable of emitting luminescent light, a first phosphor for absorbing first luminescent light of the luminescent light and emitting first emission, and a second phosphor for ... | 09/02/2008 |
| 7414271 | Thin film led A method of fabricating a light emitting diode (LED) includes providing an LED chip that emits light having a first wavelength where the LED chip includes a first electrical contact and a second electrical contact. The method further includes forming a tinted thin f... | 08/19/2008 |
| 7400085 | Electroluminescent phosphor, process for producing the same, and electroluminescent device containing the same An electroluminescent phosphor comprising ZnS-based phosphor core particles and a coating layer provided on the individual core particles, the core particles having a mean particle size of 0.1 to 15 μm with a coefficient of variation of particle size distribution l... | 07/15/2008 |
| 7399998 | Light emitting device A light emitting device can include a substrate, electrodes provided on the substrate, a light emitting diode configured to emit light, the light emitting diode being provided on one of the electrodes, phosphors configured to change a wavelength of the light, and an... | 07/15/2008 |
| 7394188 | Phosphor based light source component A method of making a light source includes the steps of forming a first optical component having a phosphor material in fixed relation to a first multilayer interference reflector, providing a second optical component having an LED capable of emitting light that exc... | 07/01/2008 |
| 7365485 | White light emitting diode with first and second LED elements A white LED (20) for emitting illumination light entirely to exterior, comprising a first LED element (4) and a second LED element (5) which have mutually different emission wavelengths, and a sealing member (10) including a fluorescent m... | 04/29/2008 |
| 7361938 | Luminescent ceramic for a light emitting device A semiconductor light emitting device comprising a light emitting layer disposed between an n-type region and a p-type region is combined with a ceramic layer which is disposed in a path of light emitted by the light emitting layer. The ceramic layer is composed of ... | 04/22/2008 |
| 7361289 | Green light-emitting phosphor for vacuum ultraviolet-excited light-emitting device, light-emitting device including the same, and method of preparing the same The present invention provides a green light-emitting phosphor for a light-emitting device excited by vacuum ultraviolet rays, a light-emitting device, and a method of preparing the same. The green light-emitting phosphor is represented by the formula AxB... | 04/22/2008 |
| 7355344 | Flat panel display and method of manufacturing the same A flat panel display including a light emitting device having a sealed image display area, an encapsulating member, and an auxiliary encapsulating member. The encapsulating member is curved to have a space in which the light emitting device is sealed. The auxiliary ... | 04/08/2008 |
| 7354785 | Electroluminescent light emitting device An electroluminescent device having a light emitting layer (25) containing phosphor particles (31, 32), wherein the phosphor particles protrude from the light emitting layer to cause the surrounding layers to conform to the protrusions, thus increasing... | 04/08/2008 |
| 7352006 | Light emitting diodes exhibiting both high reflectivity and high light extraction The invention is a light emitting diode that exhibits high reflectivity to incident light and high extraction efficiency for internally generated light. The light emitting diode includes a reflecting layer that reflects both the incident light and the internally gen... | 04/01/2008 |
| 7342260 | Light emitting diode A light emitting diode. The light emitting diode comprises a lead frame and an LED chip therein. Packaging material in the lead frame is covers the LED chip. A plurality of ZnX quantum dots dispersed in the packaging material, wherein X is S, Se, Te or a combination... | 03/11/2008 |
| 7332746 | Light-emitting apparatus A novel configuration of a light-emitting apparatus that can emit white light, in which a primary light source composed of a group III nitride compound semiconductor is used in combination with a secondary light source including a fluorescent material which emits li... | 02/19/2008 |
| 7319246 | Luminescent sheet covering for LEDs A lighting apparatus comprising at least one light emitting diode is disposed on an interconnect board to emit ultraviolet or blue radiation. A polymeric layer including a luminophor is disposed about the lighting apparatus to convert at least a portion of the radia... | 01/15/2008 |
| 7318651 | Flash module with quantum dot light conversion A flash module includes a first light source emitting a first primary light has a first wavelength-converting overlay disposed on the first light source to provide a first color of light. The first wavelength-converting overlay includes a first plurality of quantum ... | 01/15/2008 |
| 7312560 | Phosphor based light sources having a non-planar long pass reflector and method of making A light source including an LED that emits excitation light, a layer a phosphor material positioned to receive the excitation light, the phosphor material emitting visible light when illuminated with the excitation light, and a first non-planar flexible multilayer r... | 12/25/2007 |
| 7304440 | Electron-emitting apparatus An electron emitting apparatus includes a lower electrode, an emitter section made of a dielectric material, a plurality of upper electrodes having micro through holes, and a collector electrode opposing the upper electrodes. In this electron-emitting apparatus, ele... | 12/04/2007 |
| 7301276 | Light emitting apparatus and method of manufacturing the same A light emitting apparatus with high homogeneity in image quality is provided, which includes anodes 102 on an insulator 101, cathodes 107 orthogonal to the anodes 102, and EL layers 106 interposed between the anodes 102 and... | 11/27/2007 |
| 7294861 | Phosphor tape article A phosphor tape article includes a phosphor layer having a phosphor and a polymeric binder material, a pressure sensitive adhesive layer disposed adjacent the phosphor layer such that light transmitted through the pressure sensitive adhesive layer is received by the... | 11/13/2007 |
| 7294960 | Organic electroluminescent device with HIL/HTL specific to each RGB pixel An organic EL device comprises a plurality of organic EL elements, each of which has a pair of electrodes and functional layers including at least a light-emitting layer between the electrodes. With respect to components other than the light-emitting layer, the stru... | 11/13/2007 |
