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Lord Kelvin, British mathematician and physicist ; 1897
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| Number | Title | Issue Date |
| 7357528 | CCFL illuminated device and method of use Cold cathode fluorescent lamps (CCFLs), associated devices and methods of use, and more specifically, exit signs, traffic signals, informational and other signage and lighting devices utilizing CCFL-type devices are provided with novel connectors, mounting brackets,... | 04/15/2008 |
| 7299577 | Illuminated identification system An illuminated identification system comprises a light chamber, a lighting means, an opaque identification stencil, a flashing means, a power on/off switch for the lighting means, and an on/off switch for the flashing means. The light chamber is environmentally seal... | 11/27/2007 |
| 7162821 | Illuminated sign An illuminated sign or nametag achieving the even glow and brightness of neon light displays without neon light tubes. Each character or symbol of the sign or nametag contains a plurality of light emitting members. Each such indicia comprises a light diffusion layer... | 01/16/2007 |
| 7051885 | Cross-merchandising display shelf Shelf units adapted to be mounted on vertical walls for displaying merchandise are adapted to utilize removeable hooks which are used for cross-merchandising complimentary products. The shelf unit is also adapted to be mounted on the exterior face of a wall, door or... | 05/30/2006 |
| 7036255 | Display sign post A display sign having a support post with an anchoring device at the bottom end suitable for burying in the ground. A curved cantilevered arm is detachably connected to the support post and outwardly extends in a lateral direction. A curved frame is detachably conne... | 05/02/2006 |
| 7000881 | Method and device for merchandising a product An apparatus for merchandising a product. A first merchandising element is detachably engaged with the apparatus. A second merchandising element is detachably engaged to the apparatus. The first and second merchandising elements are coordinated to market the desired... | 02/21/2006 |
| 6904866 | Indicator An indicator having a character plate capable of making indicative characters emit light is provided, wherein a metal character plate 30 is provided with cut-out portions 30a being cut out along the peripheries of respective indicative character... | 06/14/2005 |
| 6799716 | Solar powered mailbox A mailbox having a direct illumination lighting system in which light is directed downward so as to shine on an address plate or other sign is disclosed. The lighting system is powered by rechargeable batteries that are recharged by a solar energy system. The solar ... | 10/05/2004 |
| 6569522 | Light storage and reflecting device A light storage and reflecting device comprising a reflecting layer, base layer, light storage layer, and coating layer is arranged such that a thermocompression-bonding colored sheet of the base layer is bonded to the surface of the reflecting layer by a... | 05/27/2003 |
| 6558014 | Illustration illuminator An illustration illuminator has a leg arrangement and a frame connected to the leg arrangement and extending upwardly and at a slant rearwardly away from the leg arrangement. A support surface is arranged at the front side of the frame for supporting an i... | 05/06/2003 |
| 6510633 | Panel illustration apparatus An apparatus for illuminating a display panel is disclosed comprising an elongated housing for an illuminating assembly having a generally U-shaped cross-section, an open side and a light reflecting interior surface disposed around and forward of the peri... | 01/28/2003 |
| 6364273 | Light rail for a shelf and shelf with light rail A shelf having a light rail extending along a front edge of the shelf which comprises a cover adapted to reflect light onto displayed merchandise while permitting light to pass through selected window portions to illuminate product and pricing information... | 04/02/2002 |
| 6351904 | Picture frame light string display A light string display includes a plurality of lighted picture frames, where each picture frame includes a frame having a rear flange and a front border defining an interior viewing area. Each picture frame also includes a back plate, an electric lamp, a ... | 03/05/2002 |
| 6276079 | Reflective display with front lighting Each element in an array of display elements has first and second limiting positions and in respective limiting positions selectively displays a bright and a dark surface in a viewing direction. A transparent sheet is intermediate the array and the viewer... | 08/21/2001 |
| 6205691 | Neon-like display device A display device resembling neon tubing includes a transparent substrate with one or more elongate, continuous grooves formed in the substrate from a rear surface thereof. The groove is shaped to represent an informational image, such as a letter, symbol,... | 03/27/2001 |
| 6036334 | Illuminating apparatus and frame to which the illuminating apparatus is attached An illuminating apparatus is formed with an ultraviolet lamp and at least one incandescent lamps that repeat a predetermined illumination pattern in which the lamps are turned on, gradually brightened within a predetermined period, gradually dimmed out wi... | 03/14/2000 |
| 6004002 | Universal solar-powered sign illumination system An improved solar lighting system can be applied to a number of temporary signs and is particularly adapted for use on a real estate sign. The system includes three parts: a solar generating unit containing a repositionable array or photovoltaic cells, el... | 12/21/1999 |
| 6003257 | Floor sign device A floor sign device for use on wet, newly waxed, and painted floors to warn and caution pedestrians travelling on the floor of the surface conditions. The device includes first and second panels pivotally coupled together along their top edges. An elongat... | 12/21/1999 |
| 5943802 | Reflective display with front lighting Each element in an array of display elements has first and second limiting positions and in respective limiting positions selectively displays a bright and a dark surface in a viewing direction. A transparent sheet is intermediate the array and the viewer... | 08/31/1999 |
| 5743037 | Foldable ornamental sign A display sign which can be folded in to a single compact assembly dimensioned to fit, when folded, can be inserted into a standard shipping carton. The design incorporates hinges which are attached between each foldable section, which hinges can be locke... | 04/28/1998 |
| 5649378 | Address display system with direct illumination An address illumination system includes a lamp and a lamp housing arrangement mounted to a base structure having display symbols thereon. The lamp housing directly illuminates the display symbols to provide improved visibility and aesthetic appeal. The la... | 07/22/1997 |
| 5448455 | Animated light signage device and process Provided by this invention is an improved animated light signage device in which no electrical line connecting to an electrical wall outlet is used and no internal light source is used. The device has an animation element through which light flows and is ... | 09/05/1995 |
| 5083826 | Mobile promotional vehicle A mobile promotional vehicle includes a tractor cab having an elongated, substantially horizontally extending bed connected thereto. An information display superstructure extends upwardly from the bed and includes side walls which converge as they progres... | 01/28/1992 |
| 5005893 | Mobile promotional vehicle A mobile promotional vehicle includes a tractor cab having an elongated, substantially horizontally extending bed connected thereto. An information display superstructure extends upwardly from the bed and includes outwardly leaning side walls which diverg... | 04/09/1991 |
| 4940301 | Method and apparatus for enhancing a holographic image by candlelight A method and apparatus for enhancing a holographic image in order to create an eerie spiritual visual image which can be used in conjunction with religious pictures in hologram form or an eerie visual image of decorative scenes for home or office furnishi... | 07/10/1990 |
| 4926294 | Portable exhibit display header A box-like display header that is foldable to a flat orientation for transportation and storage. The header is mountable to an upper portion of a display frame and may include a fluorescent lamp to illuminate the display frame or provide a back lighting f... | 05/15/1990 |
| 4856216 | Advertising cover for fluorescent lighting Decorative advertising cover for overhead fluorescent strip lighting, the cover having the general shape of a triangular prism, the cover including two rectangular sheets of flexible transparent plastic having two opposite sides slidingly engaged in chann... | 08/15/1989 |
| 4849864 | Adjustable lighting assembly A versatile outdoor lighting and/or display assembly provides for maximal positional adjustability of individual fixtures and permits the size and directivity of the light-emitting openings of the fixtures to be selectively changed. In one embodiment the ... | 07/18/1989 |
| 4648189 | Laminated medical data card An internally-illuminated medical data card in a credit card format containing a summary of the medical history of the bearer germane to his existing medical condition. The card, which is of laminated construction, includes a plastic core panel having lig... | 03/10/1987 |
| 4504892 | Art lighting system with stepwise creation and display of workpiece Improved visual effects which are quite pleasing are obtained by illuminating paintings with a lighting system comprising at least two light sources directed on the art work from in front and above, and in front and to the side, respectively, with at leas... | 03/12/1985 |
| 4495718 | Photographic display device A hollowed frustum display device for photographic artwork, the hollowed frustum having an optionally closed end opposing an open end, and being defined by a light transmitting material, a circumference of the open end being greater that the circumference... | 01/29/1985 |
| 4420221 | Passive animated, or pattern changing sign A lenticular device is disclosed having a lens array with one or more lenticular convex ridges joined by cusped or concave valleys forming lens elements on one of its surfaces. In addition, the lenticular array is uniformly separated from a message transm... | 12/13/1983 |
| 4215501 | Light efficient display device This invention relates to a contrast maintaining means for use in display devices. The invention uses a substrate of synthetic paper having a light reflectance to light transmittance ratio which is in the order of 1 to 1. A substantially opaque coating ma... | 08/05/1980 |
| 4136474 | Illuminated overhead advertising display An overhead sign having polyhedral sections tapered vertically in opposite directions, the lower section comprising downwardly converging translucent panels having picture transparencies backlighted by concentrated light from overhead fluorescent room lig... | 01/30/1979 |
| 4075775 | Light diffuser and illuminating ceiling display Light diffuser and illuminating ceiling display fixture for use in combination with a suspended ceiling which is in the form of an integral body of translucent, synthetic plastic sheet material. The integral body is hollow, has an open top and includes an... | 02/28/1978 |
| 4045895 | Display sign A display sign of the type comprising a back-lighted panel having a plurality of discrete light-transmitting areas and controlled opaque discs which selectively overlie the individual light-transmitting areas to produce a desired visual pattern of light t... | 09/06/1977 |
| 4044482 | Warning device An optical warning device has a sign that is mounted on the inner surface of the lid of a vehicle compartment, and a light source that illuminates the sign.... | 08/30/1977 |
| 4037341 | Luminaire for lighting a sign and method A sign lighting arrangement including a luminaire located in a predetermined position in front of a rectangular sign is disclosed herein. The luminaire includes a light source supported by an opaque housing, the uppermost edges of which lie in a common pl... | 07/26/1977 |
| 3984931 | Illuminated overhead advertising display A cross-sectionally V-shaped, improved display sign illuminated by overhead lights and locatable at any selectable level without interference with floor level lighting in stores having different height ceilings with ceiling supported fluorescent lighting ... | 10/12/1976 |