Patents by Inventor Luffy (Fei) Liu

Luffy (Fei) Liu 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).

  • Electrical heating device
    Patent number: 9420640
    Abstract: An electrical heating device including a heating resistor including a contacting device connecting the heating resistor to a current source. The contacting device includes a main electrode and a plurality of branch electrodes. The main electrode distributes current from the current source to a plurality of branch electrodes. The heating resistor includes one or more fire retardant recesses. The heating device includes one or more tire propagation blocker strips extending transversely to at least one of the plurality of branch electrodes.
    Type: Grant
    Filed: March 8, 2013
    Date of Patent: August 16, 2016
    Assignee: GENTHERM GMBH
    Inventors: William (Wei) Li, Sherry (Li) Chen, Luffy (Fei) Liu, Jonathan (Yu) Zhang