Patents by Inventor Lien-Cheng Chiu

Lien-Cheng Chiu 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).

  • Earphone spiro-device
    Patent number: 7801322
    Abstract: An earphone spiro-device is used in an electrical device for rolling up the wire of the earphone. The earphone spiro-device includes a rolling axle, a rotating element and a controlling element. The surface of the rolling axle has a spiral trough for containing the wire of the earphone. The rotating element can drive the rolling axle in the specified direction and then roll the wire of the earphone along the spiral trough. Also, the controlling element can control the rotation of the rolling axle.
    Type: Grant
    Filed: June 16, 2006
    Date of Patent: September 21, 2010
    Assignee: Inventec Appliances Corp.
    Inventor: Lien-Cheng Chiu
  • Earphone spiro-device
    Publication number: 20070041579
    Abstract: An earphone spiro-device is used in an electrical device for rolling up the wire of the earphone. The earphone spiro-device includes a rolling axle, a rotating element and a controlling element. The surface of the rolling axle has a spiral trough for containing the wire of the earphone. The rotating element can drive the rolling axle in the specified direction and then roll the wire of the earphone along the spiral trough. Also, the controlling element can control the rotation of the rolling axle.
    Type: Application
    Filed: June 16, 2006
    Publication date: February 22, 2007
    Inventor: Lien-Cheng Chiu