Class / Patent application number | Description | Number of patent applications / Date published |
362224000 | Plural members | 19 |
20080285267 | LIGHT CONTROL DEVICE EXHIBITING BATWING LUMINOUS INTENSITY DISTRIBUTIONS IN UPPER AND LOWER HEMISPHERES - A light control device implemented as a luminaire exhibits an ultra-wide batwing luminous intensity distribution in an upper hemisphere that provides substantially uniform illumination of a ceiling surface, even when the luminaire is mounted very close to the ceiling. Luminous side panel diffusers facilitate blending the luminaire with the ceiling surface as they create a batwing luminous intensity distribution in a lower hemisphere to evenly illuminate a work plane. | 11-20-2008 |
20090052169 | Luminaire and Lamellae Louver - The luminaire and the lamellae louver ( | 02-26-2009 |
20090073682 | LIGHT SOURCE AND BACKLIGHT MODULE WITH THE SAME - The invention disclosed a light source, comprising a light tube and a plurality of prism members disposed on an outer surface of the light tube for reducing amount of external lights entering the light tube. According to the invention, the prism members disposed on the outer surface of the light tube can not only focus the light emitting from the light tube, but also increase the possibility of total reflection of the incident light. | 03-19-2009 |
20090073683 | Light Guide Plate and Direct-Type Surface Light Source Device - A light guide plate includes a plurality of light guide units each including a light exit surface, a bottom surface, a first side surface and a second side surface. The first and the second side surfaces respectively include a first oblique surface and a second oblique surface. The first and the second oblique surfaces are opposite to each other and both adjoining the bottom surface. The first side surface of one of the each two adjacent light guide units is joined with the second side surface of the other one and thereby the light exit surfaces of the light guide units cooperatively form a substantially flat surface. The light guide units define a plurality of receiving cavities spaced apart from one another by the first and the second oblique surfaces thereof. In addition, a direct-type surface light source device using the light guide plate also is provided. | 03-19-2009 |
20110013387 | Directional Linear Light Source - An apparatus and method for providing a linear light source emitting light in a narrow cone of directions is disclosed. In one embodiment, the apparatus comprises a linear light source and a sheet designed in such a way that light is emanated out in a narrow set of directions. Also disclosed is a directional surface light source using a directional linear light source. | 01-20-2011 |
20120002410 | LIGHT SOURCE, LIGHT SOURCE DEVICE AND DISPLAY DEVICE - A light source capable of emitting light of which intensity is uniform throughout its length. A light source ( | 01-05-2012 |
20120020069 | SURFACE LIGHT SOURCE DEVICE - A surface light source device includes a lamp post, a number of light sources distributed in rows on the side surfaces of the lamp post, and a number of first prism sheets and second prism sheets arranged around the lamp post in that order. Each of the first prism sheets and the second prism sheets includes a light incident surface and a light exit surface opposite to the light incident surface. Each of the light exit surfaces includes a number of substantially parallel elongated protrusions, and the longitudinal directions of the elongated protrusions of the first prism sheet and the second prism sheet are substantially perpendicular to each other. The first prism sheets and the lamp post are approximately spaced by a first predefined distance, and the second prism sheets and the first prism sheets are approximately spaced by a second predefined distance. | 01-26-2012 |
20130201675 | ILLUMINATOR - An illuminator ( | 08-08-2013 |
20130229795 | LIGHTING SYSTEM WITH CUSTOMIZED INTENSITY AND PROFILE - A lighting and energy conservation system for low temperature applications includes LEDs as a light source. The LEDs are provided in a modular LED light fixture. The fixture includes a frame supporting a reflector having a plurality of elongated channels. Mounting strips are removably installed in each of the elongated channels, and LEDs are mounted on each of the mounting strips. Interchangeable lenses are provided over the LEDs and are removably coupled to the mounting strip by a quick-connect device. A separate multi-position power control device is associated with each of the mounting strips, so that a total light output intensity and profile of the fixture can be individually customized by any one or more of: interchanging lenses on the LEDs, interchanging mounting strips within the elongated channels, and selectively adjusting the multi-position power control device for each of the mounting strips. | 09-05-2013 |
20130279160 | LED Decorative Illuminated Trim System - A decorative illuminated trim system having at least one mountable base track. The base tracks include a recessed LED seat and two parallel attachment grooves. The trim system includes a cover with two rails. The cover is partially translucent and adjacent the base track such that the rails engage with the attachment grooves. The trim system has at least one LED string between the cover and the LED seat. The LED string includes LED bulbs that receive electric current from an electricity source and emit light. Some of the light emitted by the LED string passes through the cover. | 10-24-2013 |
20130301256 | ELONGATED LED LIGHTING FIXTURE - An LED light fixture assembly includes an elongated first support member, an elongated second support member spaced from and substantially parallel to the first support member, and a plurality of elongated LED lighting fixtures coupled to and extending between the first support member and the second support member. Each LED lighting fixture includes an elongated structural frame member having a substantially channel shaped support portion, and a mounting portion opposite the support portion. Each LED lighting fixture also includes a plurality of LED light modules secured to and positioned along the mounting portion, and a cover extending along and supported by the mounting portion. The cover is positioned so light emitted from the plurality of LED light modules passes through the cover and away from the mounting portion. | 11-14-2013 |
20140009927 | LUMINAIRE LENS ASSEMBLY HAVING A THERMAL COMPENSATION UNIT AND METHOD THEREOF - A luminaire ( | 01-09-2014 |
20140140051 | LIGHTING APPARATUS - A lighting apparatus includes a light emitting element, a light flux controlling member which controls light distribution so as to narrow the light emitted from the light emitting element, a substantially tubular prism member which is formed of an optically-transparent material, has a plurality of prism rows, and extends in the optical axis direction, and a substantially tubular diffusion member having optical transparency and a light diffusion property. The plurality of prism rows is disposed parallel to the optical axis on the outer peripheral surface of the prism member. | 05-22-2014 |
20140268727 | DIFFUSERS FOR LED-BASED LIGHTS - An LED-based light assembly includes a plurality of LEDs and an elongate housing for the LEDs. The housing has an outer surface at least partially defined by a first lens. The assembly also includes a second lens. The second lens is removably attachable to the outer surface of the housing such that at least a portion of the second lens overlays the first lens in a spaced relationship. The assembly further includes at least one connector arranged at an end of the housing that configured for engagement with a socket of a fluorescent light fixture. | 09-18-2014 |
20150300607 | LED LAMP - The present disclosure relates to an LED lamp comprising: a light-transmitting tube with an inner surface; a diffusion tube located in tight contact with the inner surface of the light-transmitting tube; and an LED substrate located within the diffusion tube, the substrate having a plurality of LEDs arranged thereon. | 10-22-2015 |
20150338053 | LUMINAIRE - A luminaire includes a support, a lens, an LED sheet, a top cover, a driver, an end bracket, and an end cap. The lens is connected to the support. The LED sheet is connected to the support between the lens and the support. The LED sheet has a plurality of LEDs, wherein a first LED is positioned in a first direction and a second LED is positioned in a second direction different from said first direction. The top cover is connected to the support. The driver is positioned in the support and electrically connected to the plurality of LEDs. The end bracket is connected to the support and the end cap is connected to the support covering the end bracket. | 11-26-2015 |
20160116118 | EDGE LIT FIXTURE - An edge lit fixture. A light engine comprises a compartment and at least one elongated lens that are attachable to a mount plate. The mount plate, an exterior surface of the compartment, and the lens define an internal optical cavity. A light strip is mounted to the mount plate within the optical cavity. One or more legs can be used to attach the fixture to an external surface, such as a ceiling T-grid. The light engine can be used with legs of varying size such that it can fit within ceiling openings having different dimensions. The assembled fixture defines an open area. One or more light engines are arranged around or through the open area such that light is emitted into the open area. The open area of the fixture allows for existing materials, such as a ceiling tile, for example, to function as a back side reflector panel. | 04-28-2016 |
20160153618 | LIGHT ASSEMBLY | 06-02-2016 |
20160377257 | LENS DEVICE AND LED STRIP LIGHT HAVING SAME - A LED strip light includes at least one LED chip and a lens device. The lens device includes at least one optical axis, a diffuser plate, a spread-light lens disposed on the diffuser plate and including a plane light incidence surface being perpendicular to the at least one optical axis, and a first convex light emitting surface and a second convex light emitting surface which are positioned at two sides of the at least one optical axis respectively. On a cross section taken along the at least one optical axis, an arc length and a radius of curvature of a profile of the first convex light emitting surface being larger than that of a profile of the second convex light emitting surface, irradiation distance of emergent light of the first convex light emitting surface being less than that of emergent light of the second convex light emitting surface. | 12-29-2016 |