Patents by Inventor Sun Kyoung Yang

Sun Kyoung Yang 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).

  • Portable telephone
    Patent number: D445770
    Type: Grant
    Filed: October 16, 2000
    Date of Patent: July 31, 2001
    Assignee: Hyundai Electronics Industries Co., Ltd.
    Inventor: Sun Kyoung Yang
  • Cellular phone
    Patent number: D484862
    Type: Grant
    Filed: December 3, 2002
    Date of Patent: January 6, 2004
    Assignee: Curitel Communications, Inc.
    Inventor: Sun-Kyoung Yang
  • Cellular phone
    Patent number: D490389
    Type: Grant
    Filed: December 3, 2002
    Date of Patent: May 25, 2004
    Assignee: Curitel Communications, Inc.
    Inventor: Sun-Kyoung Yang