Patents by Inventor Frank Schiefer

Frank Schiefer 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).

  • Cylinder head and internal combustion engine equipped therewith
    Patent number: 9188079
    Abstract: A cylinder head and internal combustion engine outfitted therewith, in which the cylinder head has a plurality of media passages, at least one of which is for conducting a corrosive medium. Each media passage has a media contact surface for conducting a medium. The cylinder head has a longer service life due to the media contact surface of the at least one media passage for conducting the corrosive medium being formed of a corrosion-resistant material.
    Type: Grant
    Filed: March 15, 2011
    Date of Patent: November 17, 2015
    Assignee: MAN Diesel & Turbo SE
    Inventors: Ingo Henne, Frank Schiefer
  • CYLINDER HEAD AND INTERNAL COMBUSTION ENGINE EQUIPPED THEREWITH
    Publication number: 20130199505
    Abstract: A cylinder head and internal combustion engine outfitted therewith, in which the cylinder head has a plurality of media passages, at least one of which is for conducting a corrosive medium. Each media passage has a media contact surface for conducting a medium. The cylinder head has a longer service life due to the media contact surface of the at least one media passage for conducting the corrosive medium being formed of a corrosion-resistant material.
    Type: Application
    Filed: March 15, 2011
    Publication date: August 8, 2013
    Applicant: MAN Diesel & Turbo SE
    Inventors: Ingo Henne, Frank Schiefer