Patents by Inventor Chi Hwa Song

Chi Hwa Song 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: 9795266
    Abstract: Disclosed is a scourer (10) which can be used along with a shape-supporting body. The scourer (10) includes a mesh body (2) having a sparse and/or dense mesh and being bendable or foldable, and the shape-supporting body (13) which is formed in a flat plate shape from synthetic resin or rubber and attached to a portion of a surface of the mesh body when used. The shape-supporting body (13) has a toothed portion (13b) made up of a plurality of tooth-like members (13bb) arranged along at least one edge portion (13a) of the shape-supporting body (13). The scourer (10) according to the present invention is convenient for removal of dirt stuck in deep, narrow recessed portions or the inside corners of a container.
    Type: Grant
    Filed: June 8, 2011
    Date of Patent: October 24, 2017
    Inventors: Chi Ho Song, Chi Hwa Song, Chang Soo Park
  • Publication number: 20140033462
    Abstract: Disclosed is a scourer (10) which can be used along with a shape-supporting body. The scourer (10) includes a mesh body (2) having a sparse and/or dense mesh and being bendable or foldable, and the shape-supporting body (13) which is formed in a flat plate shape from synthetic resin or rubber and attached to a portion of a surface of the mesh body when used. The shape-supporting body (13) has a toothed portion (13b) made up of a plurality of tooth-like members (13bb) arranged along at least one edge portion (13a) of the shape-supporting body (13). The scourer (10) according to the present invention is convenient for removal of dirt stuck in deep, narrow recessed portions or the inside corners of a container.
    Type: Application
    Filed: June 8, 2011
    Publication date: February 6, 2014
    Inventors: Chi Ho Song, Chi Hwa Song, Chang Soo Park