Patents by Inventor Cheng-Naang Liao

Cheng-Naang Liao 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: 7152285
    Abstract: A shoe fastening device includes a body having two open ends and two push members are movably inserted in the body from the two open ends and a spring is connected between the two push members. Two ends of a string extend through two passages in the two push members and two holes in the body. A side frame extends from an outer periphery of the body and includes a space defined therethrough. Two apertures are defined through the side frame and communicate with the space. A rib extends from an inside of an inside of the space and is located between the two apertures. A positioning member is removably connected to the side frame via the two apertures and the two ends of the string is positioned at the clamp portions of the positioning member.
    Type: Grant
    Filed: December 22, 2004
    Date of Patent: December 26, 2006
    Inventor: Cheng-Naang Liao
  • Publication number: 20060130297
    Abstract: A shoe fastening device includes a body having two open ends and two push members are movably inserted in the body from the two open ends and a spring is connected between the two push members. Two ends of a string extend through two passages in the two push members and two holes in the body. A side frame extends from an outer periphery of the body and includes a space defined therethrough. Two apertures are defined through the side frame and communicate with the space. A rib extends from an inside of an inside of the space and is located between the two apertures. A positioning member is removably connected to the side frame via the two apertures and the two ends of the string is positioned at the clamp portions of the positioning member.
    Type: Application
    Filed: December 22, 2004
    Publication date: June 22, 2006
    Inventor: Cheng-Naang Liao