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Hirofumi Ikawa
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Fujisawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
File server, file management system and file management method
Patent number
8,615,628
Issue date
Dec 24, 2013
Hitachi, Ltd.
Hirofumi Ikawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
File server, file management system and file management method
Patent number
8,171,215
Issue date
May 1, 2012
Hitachi, Ltd.
Hirofumi Ikawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Autonomous takeover destination changing method in a failover
Patent number
7,895,468
Issue date
Feb 22, 2011
Hitachi, Ltd.
Takeshi Kitamura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Power saving method in NAS and computer system using the method
Patent number
7,873,867
Issue date
Jan 18, 2011
Hitachi, Ltd.
Hirofumi Ikawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
MANAGEMENT APPARATUS AND MANAGEMENT METHOD FOR HIERARCHICAL STORAGE...
Publication number
20130212070
Publication date
Aug 15, 2013
Hitachi, Ltd
Nobuyuki Saika
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FILE SERVER, FILE MANAGEMENT SYSTEM AND FILE MANAGEMENT METHOD
Publication number
20120185646
Publication date
Jul 19, 2012
Hitachi, Ltd
Hirofumi Ikawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
File server, file management system and file management method
Publication number
20100205370
Publication date
Aug 12, 2010
Hitachi, Ltd.
Hirofumi Ikawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
POWER SAVING METHOD IN NAS AND COMPUTER SYSTEM USING THE METHOD
Publication number
20090031154
Publication date
Jan 29, 2009
Hitachi, Ltd
Hirofumi IKAWA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Autonomous Takeover Destination Changing Method in a Failover
Publication number
20090024869
Publication date
Jan 22, 2009
Takeshi Kitamura
G06 - COMPUTING CALCULATING COUNTING