Patents by Inventor Bret Keller

Bret Keller 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).

  • Dynamic adaption methods and system for a driveline disconnect clutch
    Patent number: 11679758
    Abstract: Systems and methods for operating a driveline disconnect clutch of a hybrid vehicle are presented. In one example, the systems and methods may adjust a relationship (e.g., transfer function) between an amount of electric current that is supplied to a driveline disconnect clutch control valve and a commanded driveline disconnect clutch pressure.
    Type: Grant
    Filed: December 10, 2021
    Date of Patent: June 20, 2023
    Assignee: Ford Global Technologies, LLC
    Inventors: Akshay Bichkar, Jason Meyer, Bradley D. Riedle, Corey James Blue, Joseph F. Kucharski, Bret Keller
  • DYNAMIC ADAPTION METHODS AND SYSTEM FOR A DRIVELINE DISCONNECT CLUTCH
    Publication number: 20230182715
    Abstract: Systems and methods for operating a driveline disconnect clutch of a hybrid vehicle are presented. In one example, the systems and methods may adjust a relationship (e.g., transfer function) between an amount of electric current that is supplied to a driveline disconnect clutch control valve and a commanded driveline disconnect clutch pressure.
    Type: Application
    Filed: December 10, 2021
    Publication date: June 15, 2023
    Inventors: Akshay Bichkar, Jason Meyer, Bradley D. Riedle, Corey James Blue, Joseph F. Kucharski, Bret Keller