Patents by Inventor Hwen-guem Kim

Hwen-guem Kim 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: 7653338
    Abstract: A fusing unit of an image forming apparatus, includes: a heating lamp having a heating unit, and a tubular unit accommodating the heating unit; a heating roller accommodating the heating lamp; and a pressing roller to be pressed toward the heating roller; the tubular unit includes a reflecting film formed on at least one of an external circumference surface and an internal surface thereof so as to have a different reflectivity along a lengthwise direction of the heating unit.
    Type: Grant
    Filed: September 20, 2007
    Date of Patent: January 26, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong-oh Kim, Hwen-guem Kim
  • Publication number: 20080124148
    Abstract: A fusing unit of an image forming apparatus, includes: a heating lamp having a heating unit, and a tubular unit accommodating the heating unit; a heating roller accommodating the heating lamp; and a pressing roller to be pressed toward the heating roller; the tubular unit includes a reflecting film formed on at least one of an external circumference surface and an internal surface thereof so as to have a different reflectivity along a lengthwise direction of the heating unit.
    Type: Application
    Filed: September 20, 2007
    Publication date: May 29, 2008
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jong-oh KIM, Hwen-guem KIM