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"The wireless music box has no imaginable commercial value. Who would pay for a message sent to nobody in particular?"
David Sarnoff, American radio pioneer ; 1921
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| Number | Title | Issue Date |
| 8082874 | Method for managing the display of a rotary counter An embodiment of the invention relates to a method for managing the display of a rotary indicator on a digital screen, the method making it possible to permanently display in a window at least one value of the indicator in the form of characters, the values scrollin... | 12/27/2011 |
| 7647881 | Dimensional enhancement lens A lens for use with a display panel configured to emit light and display images is provided. The lens has a light-emitting surface and a plurality of enhancement portions. A first enhancement portion is configured to physically correspond to a first image displayed ... | 01/19/2010 |
| 7275497 | Floating three-dimensional instrument panel dial structure A viewed component of a vehicle instrument cluster includes a housing and a first dial structure. The first dial structure includes an outer boundary presenting a first radial portion supported by the housing and a face portion presenting a second radial portion off... | 10/02/2007 |
| 7040175 | Pressure reading structure for a pressure gage An improved pressure reading structure for a pressure gage is disclosed, comprising a data plate, a rotable pointer and a protection casing. The data plate includes a central area and an extended area next to and connected to the central area, both of the areas bein... | 05/09/2006 |
| 7000329 | Transparent measuring device A transparent measuring device is disclosed. The transparent measuring device includes a planar structure formed from a sheet of transparent material having a top surface and a bottom surface and at least one raised rib formed of a transparent material on the top su... | 02/21/2006 |
| 5896231 | Vehicular apparatus for forming a display image distantly An apparatus is provided for magnifying a display surface of an indicator and forming an image of the display surface at a forward place distant from a driver and other passengers in a motor vehicle. The apparatus comprises an indicator (11), a concave mi... | 04/20/1999 |
| 5452680 | Gauge indicator An indicator for a gauge, such as a floor scale. The indicator includes a semi-circular dial and a two-pronged needle indicator that is free to rotate 360° within the gauge with only one of the two prongs being used at a time.... | 09/26/1995 |
| 5353736 | Instrument for vehicle This invention relates to an instrument for a vehicle in which a front cover is attached to a front face of an instrument case for protecting inside of the instrument. An instrument for a vehicle according to the present invention comprising: a meter; a c... | 10/11/1994 |
| 5161480 | Indication display unit for a vehicle An indication display unit for a vehicle provides a driver with a circular meter indication by an analog meter having a scale disposed along with a circumference and an indication needle disposed inside the circumference, which is made in consideration no... | 11/10/1992 |
| 5044304 | Illuminated indicator gauge An indicator gauge is disclosed, which comprises a housing; a dial board installed in the housing; and a pointer arranged in such a manner that an elongate pointing portion moves over a front face of the dial board. A narrow band of fluorescent substance ... | 09/03/1991 |
| 5040480 | Indicator Disclosed is an indicator which includes a scale plate having a ground color, a pointer rotatably mounted on the scale plate and indicia such as numerals and scales arranged on the scale plate for indicating a specific value in cooperation with the pointe... | 08/20/1991 |
| 4895455 | Cover for wall mounted thermostat including illumination means and magnifying means A replacement cover is provided for a wall mounted, circular thermostat. The replacement cover engages the rotatable sub-assembly of a wall mounted, circular thermostat and provides a transparent convex lens for enlarging the appearance of temperature ind... | 01/23/1990 |
| 4435993 | Control knob to shaft assembly A control knob to shaft assembly including a rotatable, bifurcated shaft, the bifurcation spanning the diameter of the shaft and having a central cylindrical bore interconnecting two open slots, one of which has a width larger than the other. There is als... | 03/13/1984 |
| 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 |
| 4223553 | Engine efficiency meter A meter for displaying the operating efficiency of a motor vehicle, which includes a pointer movable across an instrument face, is provided with an opaque screen covering the face and having a transparent window exposing a portion of the face correspondin... | 09/23/1980 |
| 4020787 | Visual altitude alerting indicator Visual altitude alerting indicator for the altimeter of an aircraft, manually settable at "Before Landing Check List" to alert the pilot through visual cues to the required safe altitudes he must remember to prevent flying below prescribed safe altitudes,... | 05/03/1977 |
