Patents by Inventor Franz Wippel

Franz Wippel 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).

  • Reverse-flow throttle valve
    Publication number: 20050067024
    Abstract: A reverse-flow throttle valve and a high-pressure injection system equipped with the reverse-flow throttle valve in which the valve is seated in a through bore of the rail and is thus disposed in the fuel flow between the rail volume and the injector line leading to the fuel injector.
    Type: Application
    Filed: June 18, 2004
    Publication date: March 31, 2005
    Inventors: Herbert Strahberger, Franz Wippel