Patents by Inventor Li-Hsii Huang

Li-Hsii Huang 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: 4964746
    Abstract: An elastic clip with positioning means for positioning of perforations, including a bottom block with an U-shaped frame bar movably mounted thereon, which U-shaped frame bar is having two positioning rods for positioning of paper documents through two punched holes made on the paper documents. The bottom block is having a bridge frame integrally extended from the rear portion to project upward and to bend forward by means of a folding line, with the front end of the bridge frame formed into a tongue plate for clamping of paper documents and with an arch frame integrally made thereon at the top to reinforce the clamping effect of the tongue plate.
    Type: Grant
    Filed: March 29, 1989
    Date of Patent: October 23, 1990
    Inventor: Li-Hsii Huang