Patents by Inventor Gottfried Haiml

Gottfried Haiml 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).

  • Method of mechanical surface treatment of a blank metal sheet
    Patent number: 5111572
    Abstract: A method of mechanically imparting a surface texture to a bland surface of sheet metal, especially soft aluminum, in which an adherent foil is applied at least to one surface of the sheet metal and is pressed into and against a surface by a roll so that the sheet metal is deformed and the pattern of the deformed foil is pressed into the sheet metal surface.
    Type: Grant
    Filed: February 22, 1991
    Date of Patent: May 12, 1992
    Assignee: Austria Metall Aktiengesellschaft
    Inventors: Gottfried Haiml, Johann Langgartner