Patents by Inventor Manabu Ikeuchi

Manabu Ikeuchi 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).

  • Security management method for network system
    Publication number: 20010044894
    Abstract: A plurality of application servers, a client, an integrated authentication server and a security information management server are connected to a network. A user having different combinations of user ID's and passwords or certificates for a plurality of kinds of services processed by the plurality of application servers makes requests for services to the individual application servers through the client by using a common integrated certificate. An application server receiving the integrated certificate from the client transfers it to the integrated authentication server. The integrated authentication server checks information of the security information management server to decide whether the right of the user to access the service is valid and when valid, transmits to the application server a combination of a user ID of the user and a password or a certificate concerning the service.
    Type: Application
    Filed: June 4, 2001
    Publication date: November 22, 2001
    Inventors: Yoko Saito, Michihiro Shimizu, Manabu Ikeuchi
  • Security management method for network system
    Patent number: 6275941
    Abstract: A plurality of application servers, a client, an integrated authentication server and a security information management server are connected to a network. A user having different combinations of user ID's and passwords or certificates for a plurality of kinds of services processed by the plurality of application servers makes requests for services to the individual application servers through the client by using a common integrated certificate. An application server receiving the integrated certificate from the client transfers it to the integrated authentication server. The integrated authentication server checks information of the security information management server to decide whether the right of the user to access the service is valid and when valid, transmits to the application server a combination of a user ID of the user and a password or a certificate concerning the service.
    Type: Grant
    Filed: March 27, 1998
    Date of Patent: August 14, 2001
    Assignee: Hiatchi, Ltd.
    Inventors: Yoko Saito, Michihiro Shimizu, Manabu Ikeuchi