Patents by Inventor Tien J. Hsiao

Tien J. Hsiao 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).

  • Automatic rewinding device for the conductor of a telephone transmitter
    Patent number: 5481607
    Abstract: An automatic rewinding device outside a telephone set for retracting its conductor, wherein a housing comprises a bottom seat and a cap having a plug connected with the telephone set; the conductor is wound in a conductor connecting seat on the top of a rotation plate in the housing, several conducting pieces in the seat contact a conducting disk which contacts some conducting springs connected to the plug through some concentric conducting rings in the conducting disk, a coiled spring and a stop mechanism comprising a cam and a stop sheet spring and a blocking piece etc.
    Type: Grant
    Filed: September 30, 1994
    Date of Patent: January 2, 1996
    Inventor: Tien J. Hsiao