Patents by Inventor Tilmann Oestreich

Tilmann Oestreich 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).

  • Exhaust gas treatment device for an internal combustion engine of a motor vehicle
    Patent number: 10612442
    Abstract: An exhaust gas treatment device includes an exhaust gas guide element which has an exhaust gas conduit. A first flow separation element is disposed in the exhaust gas conduit that divides the exhaust gas conduit into a first partial conduit and a second partial conduit. The first flow separation element has a first conduit area. A second flow separation element is disposed in the second partial conduit. The second flow separation element divides the second partial conduit into a first sub-conduit, a second sub-conduit, and a third sub-conduit. The second flow separation element has a second conduit area which is cylindrical or expands in a flow direction. The first conduit area of the first flow separation element expands along an injection direction of a reductant.
    Type: Grant
    Filed: August 22, 2016
    Date of Patent: April 7, 2020
    Assignee: Daimler AG
    Inventors: Thomas Boldt, Johannes Gerhard, Thomas Hermann, Michael Hochholzner, Sinisa Kontin, Tilmann Oestreich, Andreas Petry, Emmanuel Routier, Benedikt Stute