Patents by Inventor Kelvin Kin-Chung Ng

Kelvin Kin-Chung Ng 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).

  • Multi-plane compound folding frame
    Patent number: 6851564
    Abstract: A folding frame comprises four vertical legs and at least one shelf pivotally connected to each of the four vertical legs, each shelf being capable of folding vertically upward. The folding frame further comprises two support beams positioned beneath and on opposite ends of each shelf, each support beam being pivotally connected to two of the four vertical legs and capable of folding horizontally inward. The folding frame is moveable between an extended position with each shelf being horizontal and supported by two of the support beams, and a collapsed position with each shelf being folded vertically upward and the support beams being folded horizontally inward.
    Type: Grant
    Filed: May 28, 2003
    Date of Patent: February 8, 2005
    Inventor: Kelvin Kin-Chung Ng
  • MULTI-PLANE COMPOUND FOLDING FRAME
    Publication number: 20040238469
    Abstract: A folding frame comprises four vertical legs and at least one shelf pivotally connected to each of the four vertical legs, each shelf being capable of folding vertically upward. The folding frame further comprises two support beams positioned beneath and on opposite ends of each shelf, each support beam being pivotally connected to two of the four vertical legs and capable of folding horizontally inward. The folding frame is moveable between an extended position with each shelf being horizontal and supported by two of the support beams, and a collapsed position with each shelf being folded vertically upward and the support beams being folded horizontally inward.
    Type: Application
    Filed: May 28, 2003
    Publication date: December 2, 2004
    Inventor: Kelvin Kin-Chung Ng
  • Multi-plane compound folding frame
    Patent number: RE41763
    Abstract: A folding frame comprises four vertical legs and at least one shelf pivotally connected to each of the four vertical legs, each shelf being capable of folding vertically upward. The folding frame further comprises two support beams positioned beneath and on opposite ends of each shelf, each support beam being pivotally connected to two of the four vertical legs and capable of folding horizontally inward. The folding frame is moveable between an extended position with each shelf being horizontal and supported by two of the support beams, and a collapsed position with each shelf being folded vertically upward and the support beams being folded horizontally inward.
    Type: Grant
    Filed: February 2, 2007
    Date of Patent: September 28, 2010
    Assignee: Oasis Concepts
    Inventor: Kelvin Kin-Chung Ng