Patents by Inventor Jessica Sofia Liu

Jessica Sofia Liu 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).

  • Two-way nails, two-way screws and their mounting tools
    Patent number: 7905698
    Abstract: The present invention provides mounting members useable for fastening two objects together and their mounting tools. In one embodiment, the mounting member includes a first tapered tip and an opposite, second tapered tip defining a shank therebetween, where the shank has an exterior surface and a structure formed on the exterior surface.
    Type: Grant
    Filed: September 5, 2008
    Date of Patent: March 15, 2011
    Inventors: Lisong Liu, Jessica Sofia Liu
  • TWO-WAY NAILS, TWO-WAY SCREWS AND THEIR MOUNTING TOOLS
    Publication number: 20100061825
    Abstract: The present invention provides mounting members useable for fastening two objects together and their mounting tools. In one embodiment, the mounting member includes a first tapered tip and an opposite, second tapered tip defining a shank therebetween, where the shank has an exterior surface and a structure formed on the exterior surface.
    Type: Application
    Filed: September 5, 2008
    Publication date: March 11, 2010
    Inventors: Lisong LIU, Jessica Sofia LIU