Patents by Inventor Rene Mächler

Rene Mächler 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).

  • Aluminum-zinc-magnesium-copper alloy extrusion
    Patent number: 7214281
    Abstract: An aluminum alloy extrusion product having improved strength and fracture toughness, the aluminum base alloy comprised of 1.95 to 2.5 wt. % Cu, 1.9 to 2.5 wt. % Mg, 8.2 to 10 wt. % Zn, 0.05 to 0.25 wt. % Zr, max. 0.15 wt. % Si, max. 0.15 wt. % Fe, max. 0.1 wt. % Mn, the remainder aluminum and incidental elements and impurities.
    Type: Grant
    Filed: March 18, 2005
    Date of Patent: May 8, 2007
    Assignee: Universal Alloy Corporation
    Inventors: Iulian Gheorghe, Dean C. Malejan, Rene Mächler