Patents by Inventor Edmund Koerner

Edmund Koerner 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).

  • Container for magnetic tape cassettes with set displacing spring means
    Patent number: 5011015
    Abstract: A container for storing a magnetic tape cassette or the like includes a housing and a slide. The slide is displaced in the housing from the inserted position to the extended position and vice versa by an automatically coilable spring strip which has a coil portion engaging the slide and an end fastened in the housing. The spring strip, upon winding up, exerts on the rear wall of the slide a spring force.
    Type: Grant
    Filed: March 14, 1988
    Date of Patent: April 30, 1991
    Assignee: Fischerwerke Artur Fischer GmbH & Co. KG
    Inventors: Manfred Ziegler, Edmund Koerner