Patents by Inventor Joichi Bita

Joichi Bita 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).

  • Storage control apparatus and control method thereof
    Publication number: 20040103247
    Abstract: A storage control apparatus controls physical disks according to the host access using a pair of controllers, while mirroring processing is decreased when data is written to a cache memory and high-speed operation is enabled. The mirror management table is created with allocating the mirror area of the cache memory of the other controller, and acquisition of a mirror page of the cache memory of the other controller is executed referring to the mirror management table without an exchange of mirror page acquisition messages between the controllers.
    Type: Application
    Filed: November 19, 2003
    Publication date: May 27, 2004
    Applicant: FUJITSU LIMITED
    Inventors: Joichi Bita, Daiya Nakamura