Patents by Inventor Youngbum SON

Youngbum SON 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: 11150490
    Abstract: Disclosed is a distance vision-realizing eyeglasses for an image display device, including: a case which surrounds an eye area of a wearer and has a pair of holes formed in front thereof; a double convex lens assembly which includes a pair of lens housings respectively mounted in the pair of holes of the case and a pair of double convex lenses respectively provided in the pair of lens housings on a front straight line of both eyes of the wearer, the pair of the double convex lenses including an outer convex lens positioned on an outer side and fixed to the lens housing and an inner convex lens positioned inside the lens housing and mounted movably forward and backward; and a driving part which is installed between the pair of lens housings and moves a pair of inner convex lenses of the double convex lens assembly.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: October 19, 2021
    Inventors: Youngbum Son, Jinsuh Kim
  • Publication number: 20190384071
    Abstract: Disclosed is a distance vision-realizing eyeglasses for an image display device, including: a case which surrounds an eye area of a wearer and has a pair of holes formed in front thereof; a double convex lens assembly which includes a pair of lens housings respectively mounted in the pair of holes of the case and a pair of double convex lenses respectively provided in the pair of lens housings on a front straight line of both eyes of the wearer, the pair of the double convex lenses including an outer convex lens positioned on an outer side and fixed to the lens housing and an inner convex lens positioned inside the lens housing and mounted movably forward and backward; and a driving part which is installed between the pair of lens housings and moves a pair of inner convex lenses of the double convex lens assembly.
    Type: Application
    Filed: February 7, 2018
    Publication date: December 19, 2019
    Applicant: ZENTRAL CO., LTD.
    Inventors: Youngbum SON, Jinsuh KIM