Patents by Inventor Bong-Seok Yun

Bong-Seok Yun 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).

  • Publication number: 20070100468
    Abstract: The object of this invention is to provide a magnetic toy, which is fabricated with magnetic rods and magnetic balls, and is freely shaped into a variety of forms. In the magnetic toy, each magnetic rod (31) is composed of a magnetic strand core (31A), a covering (31B) to cover the core (31A); a magnetic end disc (31C) placed at each end of the core (31A), and a disc-fastening cap (31D) which fastens the end disc (31C) to the core (31A). The disc-fastening cap (31D) includes an annular flange part (F) to support the end disc (31C), and a cylindrical part (B) integrated with the flange part (F) and screwed over each end of the covering (31B) so as to be fastened along with the disc (31C) to the covering (31B). A magnetic metal ball (32) is magnetically attached to each end of the magnetic rod (31).
    Type: Application
    Filed: June 30, 2003
    Publication date: May 3, 2007
    Inventor: Bong-Seok Yun