Patents by Inventor Haeyong CHO

Haeyong 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).

  • Self-piercing rivet
    Patent number: 9995329
    Abstract: A self-piercing rivet is disclosed. A self-piercing rivet according to an exemplary embodiment of the present invention may include: a head portion; a shank portion integrally connected with the head portion; a plurality of ribs formed to an external circumferential surface of the shank portion along a length direction of the shank portion in a spiral form and integrally connected to the head portion; and a straight portion integrally formed in a connecting portion in which the head portion and 50 are connected.
    Type: Grant
    Filed: November 12, 2014
    Date of Patent: June 12, 2018
    Assignee: SUNGWOO HITECH CO., LTD.
    Inventor: Haeyong Cho
  • SELF-PIERCING RIVET
    Publication number: 20160273571
    Abstract: A self-piercing rivet is disclosed. A self-piercing rivet according to an exemplary embodiment of the present invention may include: a head portion; a shank portion integrally connected with the head portion; a plurality of ribs formed to an external circumferential surface of the shank portion along a length direction of the shank portion in a spiral form and integrally connected to the head portion; and a straight portion integrally formed in a connecting portion in which the head portion and 50 are connected.
    Type: Application
    Filed: November 12, 2014
    Publication date: September 22, 2016
    Inventor: Haeyong CHO