The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 08, 2009
Filed:
May. 10, 2005
Takahiro Nakano, Yokohama, JP;
Yoji Nakatani, Yokohama, JP;
Etsutaro Akagawa, Kawasaki, JP;
Hitoshi Kamei, Yokohama, JP;
Takahiro Nakano, Yokohama, JP;
Yoji Nakatani, Yokohama, JP;
Etsutaro Akagawa, Kawasaki, JP;
Hitoshi Kamei, Yokohama, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A data intermediate servercomprises the functions of reading data stored in storage servers STthrough STand sending the data to a media serveraccording to backup commands received from a backup control deviceover a local area network LANThe data intermediate serverand the storage servers STthrough STare connected by channels that do not permit Internet protocol traffic but only data targeted for backup and control data assigned thereto. As a result, client data stored on the storage servers can be properly backed up while preventing data from being improperly retrieved or leaked.