Matches 1 - 50 out of 59 1 2 >
Match Document Document Title
7404661 Light emitting panel assemblies  
Light emitting panel assemblies include a light guide having a pattern of individual deformities of well defined shape that are projections or depressions on or in at least one side of the light...
7404660 Light emitting panel assemblies  
Light emitting assemblies include a generally planar optical conductor having at least one input edge with a greater cross-sectional width than thickness and at least one light source having a...
7387420 Surface light source device  
A surface light source device has a light-conductor plate operable to conduct light inside and allows the light to exit at a light-exit surface to outside, a light source that is small compared to...
7384177 Light emitting panel assemblies  
Light emitting assemblies include a tray that forms a cavity or recess containing one or more light sources. A sheet, film or substrate is positioned over the cavity or recess for controlling the...
7374305 Light emitting panel assemblies  
Light emitting assemblies include a light emitting panel member having at least one light source positioned, embedded, potted, bonded or otherwise mounted in a shaped slot, cavity, recess, opening...
7367705 Long curved wedges in an optical film  
The invention relates to a light redirecting polymeric film comprising a plurality of polymeric individual optical elements wherein the elements comprise curved wedge shaped features in the plane...
7364341 Light redirecting films including non-interlockable optical elements  
The light redirecting films include a thin optically transparent substrate having a pattern of non-interlocking individual optical elements oriented and placed to produce a desired surface coverage...
7357553 Light emitting panel assemblies  
Light emitting assemblies include a light emitting panel assembly having a light transition area for receiving light from at least one light source, and at least one angled or curved reflective or...
7354184 Light emitting panel assemblies  
Light emitting assemblies include a panel member having two or more light sources, and at least one film, sheet, plate or substrate positioned in close proximity to the panel member with an air gap...
7322730 Light emitting panel assemblies  
Optical assemblies include a light emitter having at least one layer of a transparent film, sheet or plate through which light emitted by the light emitter passes. A pattern of deformities of well...
7300194 Light emitting panel assemblies  
Light emitting assemblies include at least one light source and at least one film, sheet, plate or substrate having optical elements or deformities of well defined shape on at least one surface...
7253809 Frontlit illuminated touch panel  
A frontlit touch panel for use with a reflective light valve, comprising a front light guide having at least one light input face that supplies light to the guide, a viewing face, a light output...
D545983 Compact device for illuminating a flat surface  
7226196 Light emitting panel assemblies  
Light emitting panel assemblies include a light guide having a uniform or variable pattern of individual deformities of well defined shapes that are projections or depressions on or in one or more...
7195389 Light emitting panel assemblies  
Light emitting panel assemblies include a light emitting panel member having a uniform or variable pattern of light extracting deformities of well defined shapes in or on one or more surface areas...
7178965 Light emitting panel assemblies having LEDs of multiple colors  
Light emitting panel assemblies include a hollow light emitting panel member having a sheet, film or substrate attached or positioned against one or both sides thereof to produce a desired effect....
7165873 Light emitting panel assemblies  
Light emitting assemblies include a multilayer light emitting panel member that receives light from at least one light source. The panel member may have at least one solid light conducting or...
7160015 Light emitting panel assemblies  
Light emitting panel assemblies include a light emitting panel member having two or more inserts, components or parts that may be supported by a structural member. A pattern of light extracting...
7108414 Light emitting panel assemblies  
Light emitting panel assemblies include one or more light emitting panel members each having at least one pattern of optical deformities that may be varied in size, shape, density, placement,...
7004611 Light emitting panel assemblies  
Optical assembly includes a light emitter and a film through which light passes from the light emitter. The film has a uniform or variable pattern of individual deformities of well defined shape...
6952079 Luminaire for light extraction from a flat light source  
A shaped light extraction luminaire to gather light from an organic light emitting diode (OLED). Specifically, an inverted and truncated pyramid structure having a recessed area configured to...
6951403 Device for illuminating a generally flat surface  
A device for illuminating a generally flat surface essentially without emitting significant light beyond the surface is particularly adapted for use as a book light. The device comprises a...
6886956 Light emitting panel assemblies for use in automotive applications and the like  
Light emitting panel assemblies include in one form of the invention a light emitting panel member made of a transparent resiliently deformable elastomeric material that absorbs impact without...
6755547 Light emitting panel assemblies  
Light emitting panel assemblies include a sheet, film or plate overlying a light emitting member. The sheet, film or plate has a pattern of deformities on one or both sides that may vary or be...
6749312 Light emitting panel assemblies  
Optical assembly includes a light emitter and a film through which light passes from the light emitter. The film has a uniform or variable pattern of individual deformities of well defined shape...
6738051 Frontlit illuminated touch panel  
A frontlit touch panel for use with a reflective light valve, comprising a front light guide having at least one light input face that supplies light to the guide, a viewing face, a light output...
6712481 Light emitting panel assemblies  
Light emitting panel assemblies include a light emitting panel member having a uniform or variable pattern of light extracting deformities of well defined shapes in or on one or more surface areas...
6592234 Frontlit display  
An illuminated frontlit display includes a front light guide having at least one light input face that supplies light to the guide, a viewing face, and a light output face opposite the viewing...
6576887 Light guide for use with backlit display  
A light guide including a light guide body having a light re-directing side positioned opposite from a light output side. A plurality of elongate prisms are located adjacent the light output side...
6568822 Linear illumination source  
Shaped refractive articles having compound curved surfaces enable a light source to provide substantially uniform illumination of a linear or planar target. The refractive articles can comprise an...
6379016 Light guide with extraction structures  
A light distribution device having a light-redirecting surface with a plurality of light extraction structures having a riser segment, plateau segment, and facet segment, with adjacent light...
6347874 Wedge light extractor with risers  
A wedge-shaped light extractor having a light-redirecting surface with a plurality of projections having a riser segment, a plateau segment, and a facet segment, with land segments flanking the...
6241360 Lighted writing support and clipboard  
A lighted writing support may include an apparatus having a portable writing surface, a light assembly linked to the apparatus, and a switch for directing electrical power with the light assembly....
D434867 Light assembly  
6079838 Light emitting panel assemblies  
Light emitting panel assemblies include light emitting panel members and one or more light sources positioned/embedded in a light transition area, which increases the efficiency of light entering...
5975711 Integrated display panel assemblies  
Integrated display panel assemblies include a light conducting panel having opposite sides and an end portion for receiving light from one or more light sources for conduction through the panel. On...
5947584 Illuminated trash receptacle  
An illuminated trash receptacle having lighting devices that provide uniform illumination of an advertisement displayed on the side walls of the receptacle without occupying much more space within...
EP0674133B1 Backlighting device  
Abstract of EP0674133 A light reflector covers a linear light source that is disposed adjacent to a light incident end face of a light conducting plate. The interval between the end portions of...
5895115 Light emitting panel assemblies for use in automotive applications and the like  
Light emitting panel assemblies include in one form of the invention a light emitting panel member made of a transparent resiliently deformable elastomeric material that absorbs impact without...
5876107 Light emitting panel assemblies  
Light emitting panel assemblies include light emitting panel members and one or more light sources positioned/embedded in a light transition area, which increases the efficiency of light entering...
5688035 Backlighting device free of a bright line  
A light reflector covers a linear light source that is disposed adjacent to a light incident end face of a light conducting plate. The interval between the end portions of the light reflector...
5613751 Light emitting panel assemblies  
Light emitting panel assemblies include light emitting panel members and one or more light sources positioned/embedded in a light transition area, which increases the efficiency of light entering...
5537296 Backlight for liquid crystal display and liquid crystal display  
A lamp guarding unit 26 of a backlight 20 for a liquid crystal display is detachable from a lamp holding unit 24 fixed to a light-guiding plate 22 in a direction perpendicular to a light...
5499165 Transparent edge-lit lighting pane for displays  
A transparent edge-lit window pane for lighting displays and the like through which maps, pictures and photographs which are illuminated thereby can be viewed by an observer includes a generally...
EP0674133A1 Backlighting device.  
A light reflector covers a linear light source that is disposed adjacent to a light incident end face of a light conducting plate. The interval between the end portions of the light reflector...
5433024 Edge-lighted display  
A tapered-transparent acrylic plate has advertising or the like applied to front or back surfaces. The thick end of the plate has openings to receive illumination sources. Incandescent...
5337224 Electroluminescent transparency illuminator  
A compact portable transparency illuminator in the form of a thin light board includes a wafer-thin electroluminescent panel as the illuminating element, with the panel being no more than 1/32nd of...
5325280 Light apparatus for illuminating a compact computer video screen  
A portable, compact, battery-operated light apparatus for use with a compact computer game having a LCD video screen for enhancing the visibility of the LCD screen in use, which light apparatus...
5325278 Compact combined light and magnifier apparatus for a hand held computer with video screen  
A compact, portable combined light and magnifier apparatus and method for use with portable computer, such as a portable, hand-held video game, having a video screen, such apparatus comprises a...
5280415 Illuminated chart holder  
An illuminated chart holder for aircraft use has upper and lower light transmitting plates, the upper plate having a flat top surface and a concave-shaped bottom surface, and the lower plate having...
Matches 1 - 50 out of 59 1 2 >