Patents by Inventor Chang-hsing Lien

Chang-hsing Lien 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).

  • Patent number: 5644552
    Abstract: A lid with a timer includes a circular recess defined in a substantial center of the lid. A plurality of equidistant ear portions protrude from an inner wall of the circular recess and each define a notch. A tubular cap has a circular plate with a central hole and a plurality of apertures and a downward extending edge defining a threaded periphery. A plurality of flats facing the ear portions so as to be marginally received within the circular recess. The tubular cap further defines a groove facing the notches of the ear portions, and a cylindrical chamber for receiving the timer. An adjusting pole extends through the central hole and a corresponding plurality of screws of the timer extending through the apertures. A `C`-clip is received within the groove and biased within the notches as to secured the tubular cap onto the lid. A knob is coupled with the adjusting pole of the timer.
    Type: Grant
    Filed: July 24, 1996
    Date of Patent: July 1, 1997
    Assignee: Action Overseas Co., Ltd.
    Inventor: Chang-hsing Lien
  • Patent number: D380337
    Type: Grant
    Filed: March 19, 1996
    Date of Patent: July 1, 1997
    Assignee: Action Overseas Co., Ltd.
    Inventor: Chang-hsing Lien
  • Patent number: D382767
    Type: Grant
    Filed: July 29, 1996
    Date of Patent: August 26, 1997
    Assignee: Action Overseas Co., Ltd.
    Inventor: Chang-hsing Lien
  • Patent number: D396988
    Type: Grant
    Filed: June 16, 1997
    Date of Patent: August 18, 1998
    Assignee: Action Overseas Co., Ltd.
    Inventor: Chang-Hsing Lien