Patents by Inventor Yoshimitsu Namioka

Yoshimitsu Namioka 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).

  • Publication number: 20060026292
    Abstract: In a data communication method and information processing apparatus which is highly secure against attack to a computer, data is transmitted from a first computer to a second computer, a confirmation signal of data reception at the second computer is transmitted from the second computer to the first computer, data transmission from the second computer to the first computer is restricted, and data reception at the second computer is confirmed by using a protocol at a lower layer.
    Type: Application
    Filed: August 29, 2005
    Publication date: February 2, 2006
    Applicant: HITACHI, LTD.
    Inventors: Yoshimitsu Namioka, Takeshi Miyao
  • Publication number: 20040111524
    Abstract: In a data communication method and information processing apparatus which is highly secure against attack to a computer, data is transmitted from a first computer to a second computer, a confirmation signal of data reception at the second computer is transmitted from the second computer to the first computer, data transmission from the second computer to the first computer is restricted, and data reception at the second computer is confirmed by using a protocol at a lower layer.
    Type: Application
    Filed: September 29, 2003
    Publication date: June 10, 2004
    Inventors: Yoshimitsu Namioka, Takeshi Miyao
  • Publication number: 20030084334
    Abstract: To provide a firewall computer system enabling to execute the firewall and the server on a single computer without sacrificing the security level of the firewall.
    Type: Application
    Filed: April 9, 2002
    Publication date: May 1, 2003
    Inventors: Takeshi Miyao, Yoshimitsu Namioka
  • Publication number: 20030084348
    Abstract: To provide a firewall computer system enabling to execute the firewall and the server on a single computer without sacrificing the security level of the firewall.
    Type: Application
    Filed: July 26, 2002
    Publication date: May 1, 2003
    Inventors: Takeshi Miyao, Yoshimitsu Namioka