Patents by Inventor Sung N. Cho

Sung N. Cho 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).

  • Can opening means
    Patent number: 4493431
    Abstract: A container having an opening which comprises a segment connected to the top of the container along an entire straight edge, and connected to the top of the container at other discrete points. The segment is covered by a piece of adhesive tape to seal the container. The tape has a tab for opening the container by bending the segment about the straight line connection. The container may be easily resealed by replacing the segment in the hole and by securing the tape against the top of the container.
    Type: Grant
    Filed: April 16, 1982
    Date of Patent: January 15, 1985
    Inventor: Sung N. Cho
  • Bottle cap
    Patent number: D292276
    Type: Grant
    Filed: May 24, 1982
    Date of Patent: October 13, 1987
    Inventor: Sung N. Cho