Patents by Inventor Jochem Müller

Jochem Müller 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).

  • Simple friction weld
    Patent number: 10066579
    Abstract: A cooling channel piston for an internal combustion engine which includes a piston bottom and a piston shaft that are joined thereto of a friction welding process. The piston bottom and the piston shaft jointly form a cooling channel. An annular wall which radially delimits the cooling channel towards the outside is formed by the piston bottom and/or the piston shaft. The annular wall can be sealed by a welding process once the piston bottom and the piston shaft have been joined together.
    Type: Grant
    Filed: July 9, 2015
    Date of Patent: September 4, 2018
    Inventors: Volker Gniesmer, Gerhard Luz, Jochem Müller, Christian Schaller