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:
Apr. 21, 2026
Filed:
Mar. 06, 2024
Applicant:
Hitachi, Ltd., Tokyo, JP;
Inventors:
Akira Deguchi, Tokyo, JP;
Yusuke Yamaga, Tokyo, JP;
Assignee:
HITACHI VANTARA, LTD., Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/62 (2013.01); G06F 11/14 (2026.01); G06F 11/1446 (2026.01); G06F 21/78 (2013.01);
U.S. Cl.
CPC ...
G06F 21/62 (2013.01); G06F 11/1451 (2013.01); G06F 11/1464 (2013.01); G06F 2201/825 (2013.01); G06F 2201/84 (2013.01);
Abstract
To safely store data. A storageconnected to another storagevia a network, the storageincluding: a processorconfigured to process data to be stored in a storage device, in which the processoris configured to acquire a first snapshot for a volume generated using a storage area of the storage device, compare a second snapshot, which is a previously acquired snapshot, with the first snapshot to retrieve incremental data, transfer the incremental data to the other storage and store the incremental data as backup data, and set lock of the backup data stored in the other storage.