Patents by Inventor Steffen Frei

Steffen Frei 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).

  • Method and device for monitoring a temperature of a battery system
    Patent number: 10700391
    Abstract: A device for monitoring a battery system and a method having the steps of determining information about a comparison profile for an incremental capacity of a battery cell of the battery system, determining information about a deviation of the comparison profile from a reference profile, and determining a temperature of the battery cell as a function of the information about the deviation.
    Type: Grant
    Filed: February 6, 2018
    Date of Patent: June 30, 2020
    Assignee: Dr. Ing. h.c.F. Porsche Aktiengesellschaft
    Inventors: Dominik Schwichtenhövel, Florian Kaumanns, Steffen Frei
  • METHOD AND DEVICE FOR MONITORING A TEMPERATURE OF A BATTERY SYSTEM
    Publication number: 20180233786
    Abstract: A device for monitoring a battery system and a method having the steps of determining information about a comparison profile for an incremental capacity of a battery cell of the battery system, determining information about a deviation of the comparison profile from a reference profile, and determining a temperature of the battery cell as a function of the information about the deviation.
    Type: Application
    Filed: February 6, 2018
    Publication date: August 16, 2018
    Applicant: Dr. Ing. h.c. F. Porsche Aktiengesellschaft
    Inventors: Dominik Schwichtenhövel, Florian Kaumanns, Steffen Frei