Patents by Inventor Heinz K. Bornhauser

Heinz K. Bornhauser 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).

  • Patent number: 4498489
    Abstract: A hair curler comprising an elongated curler body, having a circular cross-sectional configuration. The curler body has at least two curvilinearly extending portions with a longitudinal extent thereof being shorter than or equal to the cross-sectional diameter of the curler. Longitudinal planes of the curvilinearly extending portion intersect each other at an angle of approximately ninety degrees. The successive curvilinearly extending portions differ regarding their direction of curvature.
    Type: Grant
    Filed: November 1, 1983
    Date of Patent: February 12, 1985
    Inventor: Heinz K. Bornhauser