Patents by Inventor Wolfgang Schagun

Wolfgang Schagun 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).

  • Inert-gas mixture for laser welding of aluminum materials
    Publication number: 20030085207
    Abstract: The novel inert gas mixture for the laser welding of aluminum materials has a proportion of 45-70% of nitrogen (N2) by volume, the remainder being helium (He).
    Type: Application
    Filed: December 18, 2002
    Publication date: May 8, 2003
    Inventors: Bernd Hilderbrandt, Wolfgang Schagun
  • Inert-gas mixture for laser welding of aluminum materials
    Publication number: 20020038862
    Abstract: The novel inert gas mixture for the laser welding of aluminum materials has a proportion of 45-70% of nitrogen (N2) by volume, the remainder being helium (He).
    Type: Application
    Filed: December 19, 2000
    Publication date: April 4, 2002
    Inventors: Bernd Hildebrandt, Wolfgang Schagun