Patents by Inventor Tong Hyong Lee

Tong Hyong Lee 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 and method for storing electronic money
    Patent number: 7181429
    Abstract: An apparatus and method for storing an electronic money are disclosed. The apparatus includes a portable terminal having an integrally formed electronic money card which is capable of storing a balance of the same using a radio communication or a storing unit for thereby overcoming the aforementioned problems encountered in the background art and storing a balance of an electronic money card by integrally engaging a portable terminal and a restorable electronic money card.
    Type: Grant
    Filed: April 27, 1999
    Date of Patent: February 20, 2007
    Assignee: Booil Mobil Telecomm. Corp.
    Inventor: Tong Hyong Lee