Patents by Inventor Horst F. Kuhnke

Horst F. Kuhnke 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).

  • Display system utilizing pivot arms, over center spring, and display panel rotatable at least 180 degrees
    Patent number: 5161321
    Abstract: This invention relates to apparatus for display and storage, and more particularly relates to an reversible wall panel system for storage and display. The apparatus provides approximately double the useable space of the area on which it is mounted. The apparatus is comprised of a panel rotatably mounted on a frame via integral pivot arms. Springs help maintain an essentially coplanar relationship between the panel and frame.
    Type: Grant
    Filed: March 8, 1991
    Date of Patent: November 10, 1992
    Inventor: Horst F. Kuhnke
  • Intonation aid for the violin, viola and cello and other instruments of the violin family
    Patent number: 4023460
    Abstract: An intonation aid for instruments of the violin family is molded from a plastic material as a thin, curved member which fits over the fingerboard. The aid includes a plurality of spaced stops arranged at different acute angles transverse to the strings thereby defining finger positions for the distinct half notes in the scale up to the second octave.
    Type: Grant
    Filed: April 21, 1976
    Date of Patent: May 17, 1977
    Inventor: Horst F. Kuhnke