Patents by Inventor Dong-Yeop Hahn

Dong-Yeop Hahn 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).

  • Idle mode indication system and method for mobile terminal
    Publication number: 20050272475
    Abstract: An apparatus for indicating an idle mode in a mobile terminal is provided. The apparatus comprises at least one illuminator for illuminating a designated key on a keypad of a mobile communication terminal; and a control unit for turning on the illuminator for the designated key when the mobile terminal is in an idle mode.
    Type: Application
    Filed: June 2, 2005
    Publication date: December 8, 2005
    Inventor: Dong-Yeop Hahn