Patents by Inventor Kazunari Sugita

Kazunari Sugita 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).

  • Display device for alternately displaying balance data and historical data read from an IC card
    Patent number: 6595413
    Abstract: A display device (1) having a portable card detection sensor (4c) for detecting mounting and removal of an IC card (7), and a controller (5) capable of reading out balance data and historical data of transaction from the IC card (7) upon detection by the card detection sensor (4c) of the mounting of the IC card (7), and displaying the respective data alternately on a display window(2). The mounting of the IC card (7) is detected by the card detection sensor (4c) simply by mounting the IC card (7) in the display device (1), and the balance data and historical data of transaction are read out from the IC card (7) and displayed alternately on the display window (2) by the controller (5).
    Type: Grant
    Filed: September 11, 1997
    Date of Patent: July 22, 2003
    Assignee: Oki Electric Industry Co., Ltd.
    Inventor: Kazunari Sugita
  • IC card reader/writer
    Patent number: D389814
    Type: Grant
    Filed: March 10, 1997
    Date of Patent: January 27, 1998
    Assignee: Oki Electric Industry Co., Ltd.
    Inventors: Masaaki Iwamoto, Hiroharu Hirata, Kazunari Sugita