Patent application number | Description | Published |
20080277674 | Semiconductor Light Emitting Device, Lighting Module, Lighting Apparatus, and Manufacturing Method of Semiconductor Light Emitting Device - An LED bare chip which is one type of a semiconductor light emitting device ( | 11-13-2008 |
20090008654 | Semiconductor Light Emitting Device, Illumination Module, Illumination Apparatus, Method For Manufacturing Semiconductor Light Emitting Device, and Method For Manufacturing Semiconductor Light Emitting Element - A semiconductor light emitting device ( | 01-08-2009 |
20090053841 | SEMICONDUCTOR LIGHT EMITTING DEVICE - A semiconductor light emitting device comprises an element that emits light and a substrate on a main surface of which the element is mounted. The main surface of the substrate composed of two areas, (i) a mount area which is rectangle and on which the element is mounted, and (ii) a pad area that is equipped with a pad for wire bonding. The pad area is contiguous to the mount area on one side of the mount area, and the pad area decreases in width continuously or stepwise in a direction away from the one side. | 02-26-2009 |
20090140633 | LIGHT-EMITTING MODULE, AND DISPLAY UNIT AND LIGHTING UNIT USING THE SAME - A light-emitting module ( | 06-04-2009 |
20090256166 | SEMICONDUCTOR LIGHT-EMITTING DEVICE - A semiconductor light-emitting device | 10-15-2009 |
20090302338 | LIGHT-EMITTING DEVICE - A light-emitting device ( | 12-10-2009 |
20100019254 | SEMICONDUCTOR LIGHT EMITTING DEVICE, LIGHTING MODULE, LIGHTING APPARATUS, AND MANUFACTURING METHOD OF SEMICONDUCTOR LIGHT EMITTING DEVICE - An LED bare chip which is one type of a semiconductor light emitting device ( | 01-28-2010 |
20100032697 | LIGHT-EMITTING MODULE - A light-emitting module ( | 02-11-2010 |
20100038665 | LIGHT-EMITTING DEVICE AND METHOD FOR MANUFACTURING THE SAME - A light-emitting device ( | 02-18-2010 |
20100046232 | LIGHT EMITTING MODULE, LIGHTING DEVICE AND DISPLAY DEVICE - A lighting device includes a heatsink | 02-25-2010 |
20100065861 | LIGHT-EMITTING DEVICE - A light-emitting device | 03-18-2010 |
20100118530 | LIGHT-EMITTING APPARATUS - The light-emitting apparatus ( | 05-13-2010 |
20100127284 | SEMICONDUCTOR LIGHT EMITTING DEVICE, ILLUMINATOIN MODULE, ILLUMINATION APPARATUS, METHOD FOR MANUFACTURING SEMICONDUCTOR LIGHT EMITTING DEVICE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR LIGHT EMITTING ELEMENT - A semiconductor light emitting device ( | 05-27-2010 |
20100219745 | LIGHT-EMITTING MODULE, AND DISPLAY UNIT AND LIGHTING UNIT USING THE SAME - A light-emitting module ( | 09-02-2010 |
20110068687 | BULB-SHAPED LAMP AND LIGHTING DEVICE - [Problem to be Solved] To provide a bulb-type lamp that can achieve improvement in the heat dissipation properties and size/weight reduction simultaneously, and that can lighten thermal load on a lighting circuit. | 03-24-2011 |
20110079795 | SEMICONDUCTOR LIGHT EMITTING DEVICE, ILLUMINATION MODULE, ILLUMINATION APPARATUS, METHOD FOR MANUFACTURING SEMICONDUCTOR LIGHT EMITTING DEVICE, AND METHOD FOR MANUFACTURING SEMICONDUCTOR LIGHT EMITTING ELEMENT - A semiconductor light emitting device ( | 04-07-2011 |
20110089831 | BULB-SHAPED LAMP AND LIGHTING DEVICE - Provided is a bulb-type lamp including a lightweight housing with great handleability. An LED light bulb ( | 04-21-2011 |
20110090696 | SEMICONDUCTOR LIGHT-EMITTING APPARATUS - A blue LED | 04-21-2011 |
20110133237 | SEMICONDUCTOR LIGHT-EMITTING DEVICE - A semiconductor light-emitting device | 06-09-2011 |
20110241033 | LIGHT-EMITTING DEVICE - A light-emitting device includes a base and a light-emitting element that is disposed on the base. The light-emitting element is made up of a plurality of semiconductor layers including a light-emitting layer, and at the same time, is covered with a wavelength converting portion that includes a wavelength converting material. The light-emitting layer emits primary light, and the wavelength converting material absorbs part of the primary light and emits secondary light. The luminance of the primary light emitted from the edge portion of the light extraction surface of the light-emitting device is higher than the luminance of the primary light emitted from the inner region located inside the edge portion, and the ratio of the primary light and the secondary light that are emitted from a light extraction surface of the wavelength converting portion is substantially uniform across the light extraction surface of the wavelength converting portion. Thereby, a light color difference across the light extraction surface of the wavelength converting portion that covers the light-emitting element can be reduced further, and it is possible to irradiate an irradiation surface with light of uniform color. | 10-06-2011 |
20110254040 | LIGHT-EMITTING DEVICE - A light-emitting device includes a base and a light-emitting element that is disposed on the base. The light-emitting element is made up of a plurality of semiconductor layers including a light-emitting layer, and at the same time, is covered with a wavelength converting portion that includes a wavelength converting material. The light-emitting layer emits primary light, and the wavelength converting material absorbs part of the primary light and emits secondary light. The luminance of the primary light emitted from the edge portion of the light extraction surface of the light-emitting device is higher than the luminance of the primary light emitted from the inner region located inside the edge portion, and the ratio of the primary light and the secondary light that are emitted from a light extraction surface of the wavelength converting portion is substantially uniform across the light extraction surface of the wavelength converting portion. Thereby, a light color difference across the light extraction surface of the wavelength converting portion that covers the light-emitting element can be reduced further, and it is possible to irradiate an irradiation surface with light of uniform color. | 10-20-2011 |
20110266579 | SEMICONDUCTOR LIGHT-EMITTING DEVICE, LIGHT-EMITTING MODULE, AND ILLUMINATION DEVICE - A semiconductor light-emitting device having a substrate on which a semiconductor multilayer film is disposed, the semiconductor multilayer film having a layered structure in which a first conductive layer, a light-emitting layer and a second conductive layer are layered above the substrate from bottom to top in the stated order, and being divided into portions by grooves extending perpendicular to the substrate, each portion having a diode structure and serving as a light-emitting element | 11-03-2011 |
20110273895 | ILLUMINATION DEVICE - A mount member ( | 11-10-2011 |
20120002421 | BULB-SHAPED LAMP AND LIGHTING DEVICE - A bulb-type lamp having both heat dissipation and size/weight reduction properties with a lower thermal load on a lighting circuit. An LED module is mounted in a case with a base member to allow dissipation of heat. An LED mount member closes another end of the case and allows conduction of heat to the case. A lighting circuit receives power via the base member. The lighting circuit is disposed inside a circuit holder. An air space exists between the circuit holder and both the case and the mount member. The lighting circuit is isolated from the air space by the circuit holder. A relationship 0.5≦S | 01-05-2012 |
20120038284 | LIGHTING DEVICE AND LIGHTING SYSTEM - Provided is a lighting device which can be dimmed and subjected to change in color temperature of the lighting color in accordance with a dimming level. To the lighting device, AC power under phase-controlled is supplied. The lighting device is provided with a light emitting elements array and a switching unit. The light emitting elements array includes a plurality of light emitting elements, which are two or more types of light emitting elements having different lighting colors. The switching unit switches an electrical connections between the light emitting elements included in the light emitting elements array so as to change the number of light emitting elements inserted in series to a power supply path and the proportion of numbers of light emitting elements per lighting color among the number of the inserted light emitting elements in accordance with a voltage supplied to the light emitting elements array. | 02-16-2012 |
20120044684 | BULB-TYPE LAMP AND LIGHTING DEVICE - Provided is a bulb-type lamp including a lightweight housing with great handleability. An LED light bulb comprises: an LED module on which LEDs are mounted; a cylindrically-shaped case having openings at both ends, which are first and second ends; a mount member on a front surface of which the LED module is mounted, the mount member closing a corresponding one of the openings of the case by being in contact with an inner circumferential surface of the first end of the case; a base member attached to the second end of the case; and a lighting circuit that is disposed inside the case. A wall thickness of the case is in a range of | 02-23-2012 |
20120087123 | LIGHT-EMITTING APPARATUS - The light-emitting apparatus ( | 04-12-2012 |
20120120661 | LIGHT-BULB TYPE LED LAMP AND ILLUMINATION APPARATUS - Provided is a light-bulb type LED lamp | 05-17-2012 |
20120161630 | LAMP AND LIGHTING APPARATUS - A lamp capable of effectively suppressing increase in the temperature of circuit devices is provided. The lamp includes: an LED module composed of LED chips; a base through which electric power is received; a lighting circuit which includes a circuit device group for generating electric power for causing the LED module to emit light using the electric power received through the base; an inner casing which is a tubular portion made of resin for housing the lighting circuit; and an outer casing which is a tubular portion for housing the inner casing. On the circumferential surface of the inner casing, a protrusion is provided which directly abuts the inner circumferential surface of the outer casing. | 06-28-2012 |
20120162965 | LIGHT BULB SHAPED LAMP - A light bulb shaped lamp according to the present invention includes a translucent base board, an LED chip mounted on the base board, a base for receiving power from outside, at least two power-supply leads for supplying power to the LED chip, and a globe partially attached to the base for housing the base board, the LED chip, and the power-supply leads. Each of the two power-supply leads extends from a side of the base toward inside of the globe and connected to the base board, and the LED chip is provided between a portion at which one of the two power-supply leads and the base board are connected and a portion at which the other of the two power-supply leads and the base board are connected. | 06-28-2012 |
20120206933 | LAMP | 08-16-2012 |
20120217862 | LIGHT BULB SHAPED LAMP AND LIGHTING APPARATUS - A light bulb shaped lamp capable of achieving light-distribution property equivalent to that of a conventional incandescent light bulb and easily fixing the LED module in the lamp is provided. The lamp according to the present invention includes an LED module housed in a hollow globe and a fixing component for fixing the LED module. The LED module includes a translucent board having a first main surface with an LED mounted thereon and a second main surface. The board includes a first light-emitting area and a second light-emitting area, the first light-emitting area in which predetermined light by the LED is emitted from the first main surface toward the globe, and the second light-emitting area in which predetermined light by the LED is emitted from the second main surface toward the globe. | 08-30-2012 |
20120235181 | LIGHT-EMITTING DEVICE AND LAMP - A light-emitting device including: a base which is translucent; a semiconductor light-emitting element provided on the base; a sealing member for sealing the semiconductor light-emitting element and including a first wavelength conversion material for converting a wavelength of light emitted by the semiconductor light-emitting element to a predetermined wavelength; and a groove provided on a side of the semiconductor light-emitting element, recessed from a top surface of the base on which the semiconductor light-emitting element is provided or a back surface of the base which is a surface opposite to the top surface, and for holding a second wavelength conversion material for converting the wavelength of the light emitted by the semiconductor light-emitting element to the predetermined wavelength. | 09-20-2012 |
20120256538 | LIGHT-EMITTING DEVICE, LIGHT BULB SHAPED LAMP AND LIGHTING APPARATUS - A light-emitting device capable of effectively dissipating heat generated at an LED is provided. The light-emitting device according to the present invention includes: a base board and an LED chip mounted on the base board. The base board is a translucent base board made of a polycrystalline ceramic. A main region of the base board includes an element mounted region on which the LED chip is mounted, and an average grain size of the polycrystalline ceramic in the main region is between 10 μm and 40 μm inclusive. An end portion region of said base board is a region around an end portion, and an average grain size of the polycrystalline ceramic in the end portion region is preferably smaller than an average grain size of the polycrystalline ceramic in the element mounted region. | 10-11-2012 |
20120275145 | LAMP | 11-01-2012 |
20120300448 | BULB-SHAPED LAMP AND LIGHTING DEVICE - A bulb-type lamp having both heat dissipation and size/weight reduction properties with a lower thermal load on a lighting circuit. An LED module is mounted in a case with a base member to allow dissipation of heat. An LED mount member closes another end of the case and allows conduction of heat to the case. A lighting circuit receives power via the base member. The lighting circuit is disposed inside a circuit holder. An air space exists between the circuit holder and both the case and the mount member. The lighting circuit is isolated from the air space by the circuit holder. A relationship 0.5≦S | 11-29-2012 |
20130049031 | LIGHT-EMITTING DEVICE, LIGHT-EMITTING MODULE, AND LAMP - A light-emitting device which emits light omnidirectionally is provided. A light-emitting device according to the present invention includes: a package which is translucent; an LED provided in a recess in the package; and a sealing member for sealing the LED and packaging the recess; and the recess includes a bottom surface on which the LED is mounted and a side surface surrounding a bottom surface, and light emitted by the LED is transmitted inside the package through the bottom surface and the side surface of the recess and is emitted to outside of the package from the back surface and the side surface of the package. | 02-28-2013 |
20130077285 | LAMP - A lamp pertaining to the present invention has an envelope including a base. The envelope houses semiconductor light-emitting elements, a circuit unit lighting the semiconductor light-emitting elements, and a light-guiding member. The light-guiding member has a hollow portion, and the circuit unit is housed in the hollow portion. The light-guiding member includes a light-receiving portion and a light-emitting portion connected to the light-receiving portion. The light-guiding member is held within the envelope such that the light-emitting portion faces the semiconductor light-emitting elements. | 03-28-2013 |
20130155683 | LIGHT BULB SHAPED LAMP AND LIGHTING APPARATUS - A light bulb shaped lamp includes: a hollow globe having an opening; an LED module having a base platform and an LED chip mounted on the base platform, the LED module being housed in the globe; a stem extending from the opening of the globe to the vicinity of the LED module; and a regulating component which regulates movement of the LED module with respect to the stem. | 06-20-2013 |
20130170206 | LIGHT SOURCE DEVICE - A light source device is provided such that light emerges mainly from the axially central section of an outer tube and is configured to minimize the risk of thermal damage to electronic components of a circuit unit. The device includes: a semiconductor light-emitting element as a light source; a circuit unit driving the semiconductor light-emitting element to emit light; and an envelope formed from an outer tube and a power connector, the envelope housing the semiconductor light-emitting element and the circuit unit. A light diffuser having a reflective outer surface to diffuse incident light is disposed at least partially in the axially central section of the outer tube. The semiconductor light-emitting element is disposed on a side of the light diffuser at which the power connector is located and in an orientation that its main emission direction points toward the light diffuser. | 07-04-2013 |
20130170221 | LAMP - A lamp comprises: a primary reflective mirror being funnel-shaped and having an opening at one end; LEDs disposed within the primary reflective mirror; a base attached to another end of the primary reflective mirror; and a circuit configured to receive power via the base and cause the LEDs to emit light. The circuit unit is housed in a circuit case and disposed within the primary reflective mirror close to the opening in a direction in which the LEDs emit light. The circuit case has a secondary reflective surface configured to reflect light emitted from the LEDs to a reflective surface of the primary reflective mirror. | 07-04-2013 |
20130215625 | LIGHT BULB SHAPED LAMP AND LIGHTING APPARATUS - A light bulb shaped lamp according to the present invention includes: a hollow globe; an LED module including a base platform and an LED chip mounted on the base platform, the LED module being provided in the globe; a lead wire for supplying power to the LED module; and a stem extending toward the interior of the globe, in which the base platform is directly fixed to the stem. | 08-22-2013 |
20130229794 | ILLUMINATING LIGHT SOURCE AND ILLUMINATING DEVICE - Provided is a light source including a light-emitting element, an outer shell that houses therein the light-emitting element, and a base that is provided at the outer shell and receives power from the outside to cause the light-emitting element to emit light. The outer shell is electrically-insulative and light-transmissive. On at least part of the outer surface or the inner surface of the outer shell, an electrically-conductive member is provided. The electrically-conductive member is electrically connected to a grounding terminal of the lighting fixture. According to this structure, an electric charge stored on the outer surface can be discharged to the outside from the lighting fixture. This prevents the attachment of dust to the outer shell, and keeps the luminous flux close to the initial level for a long time period and reduces the amount of maintenance. | 09-05-2013 |
20130235592 | LIGHT BULB SHAPED LAMP AND LIGHTING APPARATUS - A light bulb shaped lamp according to the present invention includes: a hollow globe; an LED module including a base platform and an LED chip mounted on the base platform, the LED module being provided in the globe; a lead wire for supplying power to the LED module; and a stem extending toward the interior of the globe, in which the base platform is directly fixed to the stem. | 09-12-2013 |
20130235593 | LIGHT BULB SHAPED LAMP AND LIGHTING APPARATUS - A light bulb shaped lamp according to the present invention includes: a hollow globe; an LED module including a base platform and an LED chip mounted on the base platform, the LED module being provided in the globe; a lead wire for supplying power to the LED module; and a stem extending toward the interior of the globe, in which the base platform is directly fixed to the stem. | 09-12-2013 |
20130249381 | LIGHT BULB SHAPED LAMP AND LIGHTING APPARATUS - A light bulb shaped lamp includes: an LED module including: a base mount; and a semiconductor light-emitting device mounted on the base mount; and lead wires for supplying power to the LED module. The base mount is supported by the lead wires. | 09-26-2013 |
20130294082 | LIGHT BULB SHAPED LAMP AND LIGHTING APPARATUS - A light bulb shaped lamp according to the present invention includes: a hollow globe having an opening; a plurality of light-emitting modules housed in the globe, each of the light-emitting modules having a semiconductor light-emitting device that is a light source; and a stem extending from the opening of the globe to an inside of the globe, the stem supporting the light-emitting modules, in which the stem penetrates at least one of the light-emitting modules, and the light-emitting modules are spaced a predetermined distance apart along an axis of the stem. | 11-07-2013 |
20140152177 | LAMP - In a lamp: an LED module and a circuit unit for lighting are housed within an envelope composed of a globe and a case; the LED module is attached to an end of an extension member that extends from a mount, which closes an opening at one end of the case, into the globe; the circuit unit is mounted inside the case; an insulation member disposed inside the case ensures insulation between the mount, which is made of metal, and the circuit unit; the insulation member has a bottomed cylinder portion inserted into the mount, and a protrusion portion formed on an outer circumference of the based cylinder portion that protrudes toward an inner surface of the mount; and the insulation member is attached to the mount by the protrusion portion pressing against the inner surface of the mount. | 06-05-2014 |
20140153252 | LED LAMP AND LIGHTING DEVICE - An LED lamp has an envelope that includes a globe ( | 06-05-2014 |