Did You Know...
...that Robert Adler has the dubious distinction of being the Father of the Couch Potato? Back in 1955 Adler was employed by what was then Zenith Radio Corp., where he was charged to invent something that would allow viewers to turn down the TV volume without leaving their chairs. After a series of flops (such as a wired contraption that people tripped over), Adler hit on the idea of using sound waves. Thus the Remote Control was born...
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| Number | Title | Issue Date |
| 8104204 | Electronic sign having vertically hinged face panel doors An electronic sign having vertically hinged face panel doors which open individually about offset hinge assemblies and which aid in minimizing distorted seal compression. Individual door stop assemblies allow an operator to manageably open the face panel doors and t... | 01/31/2012 |
| 7366059 | Display device for a wristwatch The invention relates to a display device for a wristwatch comprising a luminescent surface for illuminating the background of a display element consisting of one or more alphanumeric characters. The display device comprises a window in an opaque watch face in which... | 04/29/2008 |
| 7187300 | School crossing guard, security system A large size vandal and weather sesistance sign, capable of displaying images from several components, including a video cassette with tapes or video disc and other component parts for broadcasting command directions and to provide information. The sign system, with... | 03/06/2007 |
| 7182334 | Air diffusing vacuum transport belt An air diffusing vacuum transport belt including a first perforated layer and a second non-perforated layer is provided for transporting image carrying substrates without vacuum belt induced image defects. The first perforated layer includes a top surface and a bott... | 02/27/2007 |
| 6994448 | Solar powered illuminated devices A solar powered illuminated device is provided with a power module electrically connected to an illuminated module, the power module having a solar cell array electrically connected to a battery array having at least one rechargeable battery, the battery array being... | 02/07/2006 |
| 6967900 | Combination clock radio, weather station and message organizer A combination clock radio, weather station and message organizer includes a base unit having a visual display, a controller located in the base unit including a central processor for controlling operation of the combination, and a temperature sensor for obtaining ou... | 11/22/2005 |
| 6942370 | Motor vehicle lamp unit and method of making the lamp unit A lamp unit for a motor vehicle includes a light source, a substantially plano-convex projection lens, and an identification symbol. The projection lens has the configuration of a spherical segment and a central region, and the identification symbol is disposed in t... | 09/13/2005 |
| 6813853 | Sectional display system Electronic alpha-numeric or symbol sectional display system featuring readily accessible access to internally located modular display and other components for quick changeout of modular and other components. Display panels, which are modular, are readily and quickly... | 11/09/2004 |
| 6508578 | Indication lamp An indication lamp for, for instance, aircraft passenger cabins comprising light sources housed in lamp chambers defined by a housing and a front cover. Translucent indication portions of the shapes indicative of non-smoking and fasten-seatbelt signs in r... | 01/21/2003 |
| 6396410 | Image forming apparatus An image forming apparatus includes a display block made up of two pairs of lamp units of different colors alternating with each other. The display block has its top divided into four rectangles by a cross; nearby rectangles are different in color from ea... | 05/28/2002 |
| 6314669 | Sectional display system Electronic alpha-numeric or symbol sectional display system featuring readily accessible access to internally located modular display and other components for quick changeout of modular and other components. Display panels, which are modular, having side-... | 11/13/2001 |
| 6161318 | Drive-by restaurant order stand with illuminated rotating menu A drive-by restaurant illuminated rotating menu order stand is formed by an upright housing having a translucent part-circular wall end portion and is mounted on a support by an opposite bifurcated end wall. A menu supporting cylinder axially mounted upri... | 12/19/2000 |
| 6150949 | Optical display device An optical display device for the representation of signs, especially road signs, in a display frame attached to a support device. The display frame is comprised of strip-shape display segments located at a distance from each other. In order to obtain a s... | 11/21/2000 |
| 6019486 | Lighting device A lighting device for displaying addresses, advertising indicia and other information includes modular housing which may be connected together to form various shapes. An insulating board is mounted in each of the modular housing and has upper and lower su... | 02/01/2000 |
| 5911524 | Automated, illuminated address display and entrance light An automated, illuminated address display and entrance light for mounting on the exterior of and near the entrance of a building to enable a visitor during periods of darkness to locate and have the entrance to the building illuminated upon the visitor's ... | 06/15/1999 |
| 5818327 | Display apparatus for basketball A display apparatus includes a housing having a front panel with first, second, third, and fourth illuminatable indicia thereon. The first and fourth indicia are located at opposing ends of the panel and are identical, the second and third indicia located... | 10/06/1998 |
| 5803560 | Curved front construction for a merchandiser This curved front construction for a merchandiser (10) includes a door (22) having opposed side framing members (30) upper and lower framing members (31) and (32) and a flat glass panel (48) held in place by said members. Each of the side members (30) has... | 09/08/1998 |
| 5627513 | Portable visual emergency signal device A portable visual emergency signal device for generally indicating caution and for providing a beacon to guide emergency vehicles or personnel to an emergency site. The emergency signal device is sectioned into a plurality of wedges, each wedge having a t... | 05/06/1997 |
| 5584566 | Backlighting light fixtures for trade show display structures A backlighting light fixture adapted for use in providing backlight illumination for display structures having a framework made of rail members assembled to define openings, with translucent, image bearing panels mounted in the openings. The backlighting ... | 12/17/1996 |
| 5497573 | Thermally-protected display with a ventilation system A thermally-protected display includes at least one display panel, a cover panel, a manifold and a blower mechanism. The display panel has a front panel surface and a rear panel surface and supports at least one signal element on the front panel surface. ... | 03/12/1996 |
| 5412893 | Manually operable scrolling web sign A scrolling sign includes a plurality of webs each having indicia which is displayed through a window on a sign face. The webs are disposed in alignment with one another. A switch controls a clutch associated with each of the scrolling webs for selectivel... | 05/09/1995 |
| 5379540 | Modular sign system A sign assembly can be formed by attaching several modules together. Each module includes a lamp assembly for back lighting the sign display, and has walls with a plurality of dovetail grooves in their exterior surfaces. Double dovetail unions engage the ... | 01/10/1995 |
| 5347735 | Presentation aid having multiple illumination sources A presentation aid employs a translucent panel having a milky appearance and which is back lit by a number of illumination sources, each source illuminating a specific portion of the panel. Baffles separate adjacent illumination sources so that light from... | 09/20/1994 |
| 5276598 | Display unit and light box therefor A display unit is formed of a number of individual light boxes which are electrically and mechanically interconnected in one or more rows. Each light box comprises complementary mounting and hook-on strips at two opposite sides for detachable interconnect... | 01/04/1994 |
| 5049870 | Graphic display panel A graphic display panel for displaying, monitoring, and controlling conditions of a process plant, the graphic display panel including a graphic display sandwiched between translucent support surfaces, and permitting quick and easy rearrangement and repos... | 09/17/1991 |
| 5020253 | Display board assembly A display board assembly, which includes a start unit connected to an end unit with a variety of intermediate display units set in therebetween in a line. By means of color contrast and diaphaneity difference the symbols on the intermediate which show a c... | 06/04/1991 |
| 4954808 | Eye level rear mounted lighted turn and stop signal for vehicles A lighted turn and stop signal for rear mounted, eye level use on an inside shelf of an automobile is disclosed. The unit includes an elongated housing having spaced end compartments and an intermediate compartment, with one open side for each compartment... | 09/04/1990 |
| 4720709 | Color display system utilizing a matrix arrangement of triads A color display system for use in stadiums, arenas or streets has a matrix of three-primary triads of light-emitting elements controlled by electric signals for displaying images, characters, and/or other patterns in colors. The color display system compr... | 01/19/1988 |
| 4711045 | Apparatus for documentless order picking of goods The quantity display 22 of an apparatus for documentless order picking consists of a cover (36) which is preferably made from plastic and leaves a display panel (38) for a luminous display (24). Led through the cover (36) is an actuating button (50) for a... | 12/08/1987 |
| 4682432 | Self-supporting element for mosaic display panel A light assembly for mounting to a synoptic display panel is composed of a tile having a transparent surface portion, of a light-conducting transparent body, having at one end thereof adjacent to the tile, a diffusion surface, of a hollow block with baffl... | 07/28/1987 |
| 4639725 | Picture display case A case for displaying pictures to an audience with the pictures being selectively illuminated at the discretion of the operator for individually bringing them to the attention of the audience. The case is provided with a panel having a plurality of lamps ... | 01/27/1987 |
| 4602448 | Lighted display panel system A lighted display panel system including apparatus for distributing fluorescent light through a lens having a transparency thereon. The apparatus comprises an open-sided housing having a cavity therein for receiving a plurality of fluorescent bulbs in spa... | 07/29/1986 |
| 4587754 | Illuminated display devices An illuminated display consists in a number of light box modules (11) each having a casing (12,13,14,15,16) and a light source within the casing for illuminating a transparency (23). Each module (11) is adapted for mounting to a skeletal support frame (7)... | 05/13/1986 |
| 4447802 | Warning light A road traffic warning light has a block-shaped housing composed of superposed housing elements. Adjacent housing elements are interconnected by a joint so that they may be folded to collapse the housing while the housing elements form a column when erect... | 05/08/1984 |
| 4384279 | Modular large scale image display device A large scale display device such as an advertising having display surface formed by arranging a number of image display tubes lengthwise and breadthwise. The device includes a frame having main posts and block-shaped face plates to each of which a number... | 05/17/1983 |
| 4380130 | Display panels for vending machines A display panel is provided for the major obverse face of a vending machine in which contrasting panels provide the suggestion of a container of primary product in combination with a vending control array presenting that primary product in dominance of a ... | 04/19/1983 |
| 4271621 | Conversion unit for electrical light fixture A conversion kit or assembly for standard exit sign constructions is provided which allows quick and easy changeover of the sign (which is normally illuminated only by standard 120 volt building current) to a design wherein a secondary source of illuminat... | 06/09/1981 |
| 4263736 | Modular display system A modular display system having a plurality of display modules, a plurality of display signs, a plurality of insertable digit panels, a plurality of insertable spacer panels, and one or a plurality of insertable colon panels. The display system is mounted... | 04/28/1981 |
| 4259800 | Display apparatus and associated circuit A display apparatus is provided comprising a plurality of spaced lights with reflectors operatively associated with the lights which are isolated from one another. A circuit is provided for actuating the lights for selected periods of time to create an ap... | 04/07/1981 |
| 4244317 | Bargraph light guide Present parameter value indicators are wasteful of space and expense and have parallax error if viewed at an angle. This invention is a vertical strip bargraph comprising separately illuminated squares of different colors to indicate values of the paramet... | 01/13/1981 |
