Lawrence Welk, the bandleader who entertained millions of Americans over a generation of broadcasting his TV show, once received a patent: for a music-themed design of an ashtray.
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| Number | Title | Issue Date |
| 7658519 | Display device A display device includes a first light source for emitting first light in blue, a second light source for emitting second light, and a color filter. The filter has a translucent sheet, a first printed area part for passing the first light to provide a first display... | 02/09/2010 |
| 7207686 | Graphic back-lighting for panel with contact-less switch sensors A light emitting panel having first and second panels that are constructed of a generally transparent material and that are connected such that the second panel is angularly positioned relative to the first panel. The first panel has first and second opposing surfac... | 04/24/2007 |
| 6851840 | Illuminated surfaces in the interior of an automobile A lighting system for a vehicle having luminescent or “glow-in-the-dark” markings placed on an interior surface of the vehicle and a light source located remotely from the markings to illuminate the markings, particularly at night. The markings can be placed on ... | 02/08/2005 |
| 6534908 | Cathode ray tube A color cathode ray tube includes a vacuum envelope comprised of a neck portion having a circular cross section and a funnel portion having a deflection yoke mounting region of pyramidal shape at a side which is connected to said neck portion. In this col... | 03/18/2003 |
| 6520654 | Thin panel lit cluster A thin panel lit cluster including a graphics applique with a first and second side and at least one opaque section and one translucent section. A light-carrying panel with a first and second side is positioned such that the first side is adjacent to the ... | 02/18/2003 |
| 6454422 | Backlit indicia on a painted surface An article (10) comprises a transparent material (42) having interior and exterior surfaces (44 and 46). A coating of paint (48) is applied to the exterior surface (46) of the transparent material (42). Indicia (12) are formed in the coating of paint (48)... | 09/24/2002 |
| 6179429 | Illuminated instrument cluster dial for an automotive vehicle An automotive vehicle illumination mechanism for an instrument cluster dial includes a transparent light guide having a generally planar front surface, at least one semi-circular light socket, and at least one dial socket, a light source arranged within t... | 01/30/2001 |