Patents by Inventor Bum W. Nam

Bum W. Nam 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).

  • APPARATUS FOR BLOCKING HIGH VOLTAGE SOURCE, PLUG APPLIED FOR THE SAME, AND METHOD FOR CONTROLLING THE SAME
    Publication number: 20160079749
    Abstract: An apparatus for blocking a high voltage source includes a plug that is inserted into a household socket, and a circuit breaker connected to the plug through a power cable, where the circuit breaker detects whether or not the plug is detached from the household socket during a slow charging operation, so as to block the power source supplied to a vehicle from the plug.
    Type: Application
    Filed: December 7, 2014
    Publication date: March 17, 2016
    Inventors: Yun-Jae Jung, Bum W. Nam