Patents by Inventor Hans-Jorg Klein

Hans-Jorg Klein 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).

  • Case for accommodating written material for presentation purposes
    Patent number: 4524867
    Abstract: Case for accommodating written material for presentation includes a clear box formed of transparent plastic having walls and an interior, and receptacles for written material being disposed in the interior of the box allowing the written material to be read through the walls of the box, the receptacles being adapted to the format of the written material for preventing sliding of the written material.
    Type: Grant
    Filed: December 27, 1983
    Date of Patent: June 25, 1985
    Assignee: Kraftwerk Union Aktiengesellschaft
    Inventors: Hans-Jorg Klein, Herbert Bohmer