Patents by Inventor Keith Plagens

Keith Plagens 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).

  • Two-stage boost system for engines
    Patent number: 11585301
    Abstract: A dual turbocharger system for an engine is provided. In one example, the dual turbocharger system may include two variable geometry turbines (VGTs), with each turbine being of the same size and operating in parallel, and with each compressor of the turbocharger operating in series, the first compressor of the first turbocharger being larger than the second compressor of the second turbocharger.
    Type: Grant
    Filed: December 14, 2021
    Date of Patent: February 21, 2023
    Assignee: Ford Global Technologies, LLC
    Inventors: Brad Alan Boyer, Keith Plagens, Gregory McConville, Michael Shelby