Patents by Inventor Seung-hwang Yi

Seung-hwang Yi 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: 7946669
    Abstract: An apparatus to align a substrate and a print head having a plurality of orifices so as to perform a printing operation by ejecting ink on the substrate comprises a camera unit provided between the substrate and the print head to photograph the plurality of orifices of the print head and the substrate so as to align the print head and the substrate, and a camera moving part to movably support the camera unit and to move the camera unit between the substrate and the print head. Thus, the aligning apparatus has a simple configuration that may be easily installed and may be controlled precisely. The aligning apparatus may also be used with opaque substrates.
    Type: Grant
    Filed: August 18, 2005
    Date of Patent: May 24, 2011
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-han Oh, Seung-hwang Yi, Dong-eog Kim
  • Publication number: 20060039735
    Abstract: An apparatus to align a substrate and a print head having a plurality of orifices so as to perform a printing operation by ejecting ink on the substrate comprises a camera unit provided between the substrate and the print head to photograph the plurality of orifices of the print head and the substrate so as to align the print head and the substrate, and a camera moving part to movably support the camera unit and to move the camera unit between the substrate and the print head. Thus, the aligning apparatus has a simple configuration that may be easily installed and may be controlled precisely. The aligning apparatus may also be used with opaque substrates.
    Type: Application
    Filed: August 18, 2005
    Publication date: February 23, 2006
    Inventors: Jong-han Oh, Seung-hwang Yi, Dong-eog Kim