Patents by Inventor Rudolf Caramel

Rudolf Caramel has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Electric clock movement, particularly a quartz clock movement
    Patent number: 4508458
    Abstract: In an electric clock movement, the electronic components, such as an IC chip (9), a quartz crystal (10) or a diode (12), instead of being fastened to a circuit board are fastened to an extension (8) on the back plate (2). For this purpose, the extension (8) is provided with holes (14) into which the leads (15) of the electronic components are inserted.
    Type: Grant
    Filed: January 21, 1983
    Date of Patent: April 2, 1985
    Assignee: VDO Adolf Schindling AG
    Inventors: Horst Schlick, Paul Hofert, Rudolf Caramel
  • Electro-optical display element for preventing specular reflection of incident light
    Patent number: 4488786
    Abstract: A passive electro-optical display element for the representation of information, having two glass plates spaced apart from each other and forming a chamber therebetween, on the chamber side of each plate there being provided a transparent electrode support and the chamber being filled with a liquid-crystal substance, while polarizers are arranged on the outer surfaces of the plates. The surface of the polarizer on the viewing side of the display element facing the observer and away from the glass plate is formed with a plurality of depressions of irregular structure. A reflector is disposed on the polarizer at the opposite side of the display element.
    Type: Grant
    Filed: April 30, 1981
    Date of Patent: December 18, 1984
    Assignee: VDO Adolf Schindling AG
    Inventor: Rudolf Caramel