Patents by Inventor Yasumasa Yamate

Yasumasa Yamate 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).

  • IC card terminal
    Patent number: 6866192
    Abstract: A communication control function for prohibiting communication with card programs due to other terminal applications while a certain terminal application is communicating with its corresponding card program is assigned by the present invention to the IFD driver, which controls communication with an IC card, in an IC card terminal. This enables an IC card terminal to process commands from a plurality of terminal applications without causing an error to occur.
    Type: Grant
    Filed: December 30, 2002
    Date of Patent: March 15, 2005
    Assignee: Fujitsu Limited
    Inventors: Takashi Hosogoe, Yoshii Hyodo, Yasumasa Yamate
  • IC card
    Patent number: 6766961
    Abstract: A multi-application type IC card that can be accessed by an external terminal of a file system type IC card. There are installed, on a multi-application type IC card, emulator programs that can process commands from an external terminal for a file system type IC card. This will enable an external terminal for a file system type IC card to access a multi-application type IC card.
    Type: Grant
    Filed: December 30, 2002
    Date of Patent: July 27, 2004
    Assignee: Fujitsu Limited
    Inventors: Takashi Hosogoe, Yoshii Hyodo, Yasumasa Yamate
  • IC card
    Publication number: 20030151125
    Abstract: The present invention provides a kind of multi-application type IC card that can be accessed by an external terminal of a file system type IC card. There are installed, on a multi-application type IC card, emulator programs that can process commands from an external terminal for a file system type IC card. This will enable an external terminal for a file system type IC card to access a multi-application type IC card.
    Type: Application
    Filed: December 30, 2002
    Publication date: August 14, 2003
    Applicant: Fujitsu Limited
    Inventors: Takashi Hosogoe, Yoshii Hyodo, Yasumasa Yamate
  • IC card terminal
    Publication number: 20030150913
    Abstract: Programs to be executed by the IC card terminal, which correspond to the IC card functions, are provided according to the present invention by a memory device, in particular, an IC card that can be attached to and removed from the IC card terminal.
    Type: Application
    Filed: December 30, 2002
    Publication date: August 14, 2003
    Applicant: Fujitsu Limited
    Inventors: Takashi Hosogoe, Yoshii Hyodo, Yasumasa Yamate
  • IC card terminal
    Publication number: 20030136829
    Abstract: A communication control function for prohibiting communication with card programs due to other terminal applications while a certain terminal application is communicating with its corresponding card program is assigned by the present invention to the IFD driver, which controls communication with an IC card, in an IC card terminal. This enables an IC card terminal to process commands from a plurality of terminal applications without causing an error to occur.
    Type: Application
    Filed: December 30, 2002
    Publication date: July 24, 2003
    Applicant: FUJITSU LIMITED
    Inventors: Takashi Hosogoe, Yoshii Hyodo, Yasumasa Yamate