Patents by Inventor Kyung Gun Choi

Kyung Gun Choi 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: 7568809
    Abstract: An image reconstruction device includes a housing which is opened at an upper end thereof, a support plate which is arranged adjacent to a lower end of the housing, a plurality of partition walls which divide an area on the support plate into parts, rotation plates which are installed on the support plate to allow objects to be placed thereon, illuminators which are mounted to a side wall of the housing, reflection mirrors which are positioned above the illuminators, and a pair of concave mirrors which are arranged in an upper part of the housing. The pair of concave mirrors are provided in each of four directions, and these four pairs of concave mirrors are rotated above the housing by concave mirror rotation means.
    Type: Grant
    Filed: December 4, 2007
    Date of Patent: August 4, 2009
    Inventors: Kyung Gun Choi, Kyeong Ho Hahn
  • Publication number: 20090141379
    Abstract: An image reconstruction device includes a housing which is opened at an upper end thereof, a support plate which is arranged adjacent to a lower end of the housing, a plurality of partition walls which divide an area on the support plate into parts, rotation plates which are installed on the support plate to allow objects to be placed thereon, illuminators which are mounted to a side wall of the housing, reflection mirrors which are positioned above the illuminators, and a pair of concave mirrors which are arranged in an upper part of the housing. The pair of concave mirrors are provided in each of four directions, and these four pairs of concave mirrors are rotated above the housing by concave mirror rotation means.
    Type: Application
    Filed: December 4, 2007
    Publication date: June 4, 2009
    Inventors: Kyung Gun Choi, Kyeong Ho Hahn
  • Publication number: 20090141253
    Abstract: An image output device includes a housing which is opened at a predetermined portion of a side wall thereof, a Fresnel lens which is installed in the opened portion of the housing, a base which is installed inside the housing to allow an object to be placed thereon, illumination means for illuminating the base, and a convex lens which is located between the base and the Fresnel lens and is installed such that an image of the object placed on the base can be viewed at a position which projects out of the Fresnel lens. The base comprises a driving gear which is rotated by a motor, a driven gear which is rotated by rotation of the driving gear, and a rotation plate which is rotated by rotation of the driven gear.
    Type: Application
    Filed: December 4, 2007
    Publication date: June 4, 2009
    Inventors: Kyung Gun Choi, Kyeong Ho Hahn