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| Number | Title | Issue Date |
| 7878690 | Light diffusing plate and lighting device using it A light diffusing plate integrally formed with an optical element array on the front and rear surfaces thereof, and a direct lighting device having this light diffusing plate installed on a light reflection plate having a box type shape and provided therein with a l... | 02/01/2011 |
| 7841749 | Optical member, backlight assembly having the same and liquid crystal display device having the same A backlight assembly includes a light source and an optical member disposed over the light source and including a surface that has a plurality of lens-shaped portions and at least one prism-shaped portion. ... | 11/30/2010 |
| 7699504 | Light score package structure The present invention relates to a light source package structure, which comprises: an accommodating space for accommodating a light source, a first refraction surface, and at least a second refraction surface. The first refraction surface receives light discharging... | 04/20/2010 |
| 7585094 | Optical plate with light diffusion layer and backlight module using the same An exemplary optical plate (20) includes a transparent plate (21) and a light diffusion layer (22). The transparent plate includes a light output surface (212), a light input surface (211) opposite to the light output surface, and ... | 09/08/2009 |
| 7513655 | Optical plate and backlight module using the same An optical plate (32) includes a transparent plate (321) and a light diffusion layer (322). The transparent plate includes a light output surface (3211), a light input surface (3213) opposite to the light output surface, and a plur... | 04/07/2009 |
| 7473014 | Light emitting diode lamp and light emitting diode display unit An LED lamp has a convex lens 3 which has an upper portion 5 and a lower portion 6. An upper curved surface 5A of the upper portion is different in shape from a lower curved surface 6A of the lower portion 6 so as to refract rays o... | 01/06/2009 |
| 7470046 | Backlight module and illumination device thereof A backlight module and an illumination device thereof. The illumination device of the backlight module comprises a light source and a lens, disposed over the light source with a predetermined gap therebetween. The lens comprises a bottom surface as an incident surfa... | 12/30/2008 |
| 7445360 | Lens component, indicator unit for signal indicating light, and signal indicating light A lens component includes: a light incident portion (16) having an incident face (14) upon which light from a light source (6) is incident, the light source (6) being disposed at a light source position (15); and a plurality of pla... | 11/04/2008 |
| 7438444 | Light guide lens and light emitting diode package structure having the light guide lens A light guide lens includes a lens body having a light incidence surface and a light emission surface, a plurality of refraction structures formed on the light incidence surface, and a plurality of reflection structures formed on the light emission surface. The refr... | 10/21/2008 |
| 7422347 | Planar light source and planar lighting apparatus A planar light source comprises at least one point light source disposed on a supporting substrate, and a cylindrical lens that covers the light emitting observation side of the point light source, wherein the cylindrical lens has a concave lens function in the dire... | 09/09/2008 |
| 7410274 | Light guiding unit, light guiding unit assembly, and lamp comprising the same A light guiding unit is provided which can reflect light from one light source such that a plurality of irradiated lights can be intermittently viewed, while allowing substantially all portions of the plurality of irradiated lights to be substantially uniform. The l... | 08/12/2008 |
| 7407317 | Prism sheet and backlight unit using the same A prism sheet capable of achieving an enhancement in light efficiency and viewing angle characteristics and a backlight unit using the prism sheet are disclosed. The prism sheet includes: a condensing film which transmits light incident to the condensing film; a plu... | 08/05/2008 |
| 7360938 | Surface light-source device and display unit using the same A surface light-source device of a display unit comprises a light source, light guide plates and reflector sheets. The light guide plate has an emission surface for emitting the light of the light source as planar light. The reflector sheet reflects the light of the... | 04/22/2008 |
| 7357545 | Multi-focal lens for bi-functional headlamp The headlamp assembly having low beam and high beam operation modes includes a light source, a reflector surface adapted to reflect light from the light source outward to a condenser lens positioned at a distance from the light source. An opaque shield is positioned... | 04/15/2008 |
| 7357536 | Backlight unit and method for controlling temperature thereof A backlight unit for effectively controlling a heat absorption operation required under a high temperature condition and a heat emission operation required under a low temperature condition to increase lamp performance and lamp lifespan, and achieve an enhanced init... | 04/15/2008 |
| 7352011 | Wide emitting lens for LED useful for backlighting Lenses and certain fabrication techniques are described. A wide-emitting lens refracts light emitted by an LED die to cause a peak intensity to occur within 50-80 degrees off the center axis and an intensity along the center axis to be between 5% and 33% of the peak... | 04/01/2008 |
| 7347585 | Structure of direct type backlight module with high uniform emitting light A structure of direct type backlight module with high uniform emitting light explores a design of lenticular lens of diffusing plate. The lenticular lens is against the central location of light source, where the light of lamp is scattered and the curvature of said ... | 03/25/2008 |
| 7339202 | Backlight module and a light-emitting-diode package structure therefor The LED package structure includes a substrate, an LED chip, a plastic package body, and two leading legs. In addition, the LED chip is arranged on the substrate and covered by the packaging plastic body. Moreover, the plastic package body contains a light-convergin... | 03/04/2008 |
| 7331689 | Light-emitting device A light emitting device is disclosed, in which a body is provided with a first joining portion, light-emitting elements located at a side of the body having the first joining portion for emitting light and an optical processing element disposed at a side of the ligh... | 02/19/2008 |
| 7322725 | Light device for vehicle and vehicle provided with same A vehicle and associated light source that comprises a single source of light and a surrounding housing and lens arrangement that gives the visual effect of multiple light sources. ... | 01/29/2008 |
| 7324089 | Optical device for optical mouse The present invention relates to an improved optical device for optical mouse, being installed inside the case body of the optical mouse, comprising: a LED, a lens mount, a sensor and a digital signal processor. That is, instead of using the LED, the LED assembly cl... | 01/29/2008 |
| 7312773 | Illuminated wearable ornament An electronic ornament that can be worn or attached to or suspended from an object has an LED matrix (21) capable of displaying a user-selected message from a preprogrammed set of graphic symbols or a user-programmed arbitrary pattern or animation. A safety p... | 12/25/2007 |
| 7300184 | Planar light source device and display device using the same In a planar light guiding device and a display device, plural light guiding rods are arranged in parallel to one another in a housing having an opening portion serving as a light emission face at the upper surface thereof, and a point light source (LED) 2 is ... | 11/27/2007 |
| 7271963 | Bi-curvature lens for light emitting diodes and photo detectors A bi-curvature lens for diodes in an infrared wireless communication transceiver is disclosed. Devices having such a bi-curvature lens, such as a light emitting device, a light detecting device, and a transceiver are also disclosed. A method for designing such a len... | 09/18/2007 |
| 7252412 | Luminaire and method of lighting by means of a luminaire The luminaire has a reflector (10) having a light emission window (15), near to first opposed edges (16) of which respective sets of strips (25) are present to create a cut-off angle β. The reflector (10) is closed by a hood (3... | 08/07/2007 |
| 7244050 | Full cutoff area light fixture A full cutoff luminaire having a housing with an open bottom, a vertically mounted lamp centrally located within the housing, a radial reflector surrounding a portion of the lamp and a downwardly extending optic lens having an open top enshrouding a lower portion of... | 07/17/2007 |
| 7241027 | Illumination system providing light of Gaussian distribution, projection system, and method of forming color image An illumination system includes a light source, first and second cylindrical lens arrays, and a relay lens. The first cylindrical lens array includes a plurality of cylindrical lens cells which divide light emitted from the light source into a plurality of beams. Th... | 07/10/2007 |
| 7204632 | Integral light guide plate and surface lighting device incorporating same A light guide plate (32), which is made from a transparent plastic sheet, defines an emission surface (37) and a bottom surface (35) on a top end and a bottom end respectively. A number of arcuate recesses (34) are defined in the bottom e... | 04/17/2007 |
| 7198379 | Lens for electronic device and disk device having same An electric device includes flat acrylic lens, and a blue light emitting diode. The lens includes bottom face upon which light is incident from the diode; front face from which light is emergent; pair of side portions opposed to each other and inclined by a predeter... | 04/03/2007 |
| 7192166 | Lens having Fresnel lens surface(s) and lighting apparatus using it A lens comprising a transparent member having at least two surfaces, and a Fresnel lens surface provided on each of the two surfaces of the transparent member, the transparent member including a generally plate-like shape having a first surface and a second surface ... | 03/20/2007 |
| 7188972 | Lamp structure A lamp includes several internal light emitting diodes, several first planoconvex lenses positioned over respective ones of light emitting ends of the light emitting diodes, and a second planoconvex lens; the second planoconvex lens is positioned over the first plan... | 03/13/2007 |
| 7187505 | Imaging lens for infrared cameras An infrared imaging device is provided which comprises first and second plastic Fresnel lenses that are in optical communication with each other. Each of the first and second lenses have a first major surface which is convex and a second major surface which comprise... | 03/06/2007 |
| 7175304 | Integrated low profile display A panel, such as a component carrier or substrate, is provided with one or more penetrations. A light source associated with a surface of the panel and the corresponding end of each penetration provides light to the interior of the penetration, which guides the ligh... | 02/13/2007 |
| 7168832 | Vehicle headlamp As the annular translucent member, an annular lens formed from a peripheral edge portion of a convex-meniscus lens is disposed between a projection lens and a reflector along an outer peripheral edge of the projection lens. Direct light from a light source toward a ... | 01/30/2007 |
| 7134768 | LED lamp with light guide Light emitted from a plurality of LED light sources can be introduced into a light guide and inwardly reflected (totally reflected) at a first reflective surface formed on the light guide to form a substantially collimated light. The substantially collimated light c... | 11/14/2006 |
| 7128435 | Luminaire A ceiling-mounted luminaire having a bent lens that has a horizontal portion for directing light downward, and a bent or diagonal portion for directing diagonally light toward an adjacent wall. The luminaire improves the flooding of light onto the wall. An auxiliary... | 10/31/2006 |
| 7123419 | Collimating and optical elements with reduced mass A lens for substantially collimating light in one axis and spreading light in an axis substantially perpendicular to the collimation axis including a lens an entry face which is positive and cylindrical, having a cross-section which includes the positive cylindrical... | 10/17/2006 |
| 7086759 | Decorative lamp A lamp includes a housing for a light emitter, e.g. a halogen bulb. The housing has a primary light outlet adjacent its forward end, and a peripheral wall having a plurality of secondary light-emitting openings. A light transmitting ring fixed on the housing has fin... | 08/08/2006 |
| 7033037 | Dazzling light device A dazzling light device includes a shell, a gem stone and one or several lighting members. The shell comprises a holding section to hold the gem stone therein. The lighting member shines light to the gem stone which then refracts or reflects light from various angle... | 04/25/2006 |
| 7011425 | Luminary product A decorated luminary product includes a candle holder containing a candle, wherein at least one of the inner surface and the outer surface of the candle holder has a hammered texture such that light passing through the candle holder varies substantially as a result ... | 03/14/2006 |
