Patents by Inventor Moo-Rok CHOI

Moo-Rok CHOI 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 DEVICES AND CONTROLLING METHOD THEREOF
    Publication number: 20100053108
    Abstract: A portable electronic device including a first input/output unit including a monostable display element and configured to reproduce multimedia content, a second input/output unit a bistable display element and configured to reproduce an electronic document, a first controller configured to control the first input/output unit, a second controller configured to control the second input/output unit, a memory unit configured to store the multimedia content and the electronic document, and a control unit configured to selectively control the first controller to reproduce the multimedia content on the first input/output unit, and to control the second input/output unit to reproduce the electronic document on the second input/output unit.
    Type: Application
    Filed: August 28, 2009
    Publication date: March 4, 2010
    Inventors: Jung-Guk CHAE, Moo-Rok CHOI, Na-Ri LEE