Patents by Inventor Hsiu-Chen Liao

Hsiu-Chen 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).

  • Combination mattress
    Patent number: 7120956
    Abstract: A combination mattress includes a plurality of independent barrels each having two resting faces and an outer peripheral face extending between the two resting faces. Each independent barrel has a recess extended through the two resting faces. The independent barrels are combined together with the outer peripheral faces abutting mutually.
    Type: Grant
    Filed: September 30, 2005
    Date of Patent: October 17, 2006
    Inventor: Hsiu-Chen Liao