Patents by Inventor Han-Du Liu

Han-Du 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).

  • Patent number: 5363620
    Abstract: A stone/mount combination being mountable to a wall. The stone/mount combination consists of a stone and two mounts. The stone has two parallel edges in each of which a slit is defined. Each mount has a body, a number of fine perpendicularly extending from an edge of the body and a flange perpendicularly extending from an opposite edge of the body. The flange formed on each mount is secured, by means of an adhesive material, in a corresponding slit defined in the stone. Each fin defines a number of apertures. A plurality of screws are inserted through the apertures. A plurality of screws are inserted through the apertures defined through the fins and are further secured to the wall.
    Type: Grant
    Filed: February 26, 1993
    Date of Patent: November 15, 1994
    Inventor: Han-Du Liu