Patents by Inventor Chunga Liu

Chunga 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).

  • Publication number: 20220377463
    Abstract: Disclosed is a sound-producing device, comprising: a housing having an accommodating room where a magnetic circuit system is installed; a voice coil including a bobbin and a voice coil body; a conductive member having a first connecting part fixed to the voice coil, a second connecting part fixed to the housing, and an elastic part located between the two connecting parts; the conductive member is combined on the voice coil body, the magnetic circuit system is provided with an avoidance part corresponding to the conductive member; the voice coil is provided with an inner conduction structure, the housing is provided with an outer conduction structure that is in electrical conduction with an external circuit; and upon being electrically connected with the inner conduction structure, the first connecting part passes through the avoidance part and extends to the housing, and is electrically connected with the outer conduction structure.
    Type: Application
    Filed: November 5, 2020
    Publication date: November 24, 2022
    Applicant: GOERTEK INC.
    Inventors: JIANBIN YANG, Shousong Qiang, Chunga Liu