Patents by Inventor Hwang-Kiu LIM

Hwang-Kiu LIM 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).

  • MOBILE COMMUNICATION DEVICE AND BATTERY RECHARGE METHOD THEREOF
    Publication number: 20080200210
    Abstract: A mobile communication device includes an antenna, a SIM (subscriber identity module) card, and a battery. The antenna receives a control signal from an external device. The SIM card rectifies a charging signal of the control signal received by the antenna. The battery is charged with the rectified charging signal. The control signal may be an RF (radio frequency) control signal.
    Type: Application
    Filed: February 15, 2008
    Publication date: August 21, 2008
    Inventors: Hwang-Kiu LIM, Yong-Wook Kim