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:
Dec. 11, 2007
Filed:
Jul. 08, 2003
Applicants:
Yoshifumi Takamoto, Kokubunji, JP;
Yasuo Yamasaki, Kodaira, JP;
Inventors:
Yoshifumi Takamoto, Kokubunji, JP;
Yasuo Yamasaki, Kodaira, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 15/167 (2006.01);
U.S. Cl.
CPC ...
Abstract
A network storage system for providing many clients with file services is structured to enable layered management of clients. A client management device is disposed between each client and a network file device provided with a disk unit. The network file device allocates a disk area to the client management device, and sets and manages access privileges of the client management device. The client management device allocates a disk area to each clients and sets and manages the access privileges of each client.