Ikuya Yagisawa

Person

Machida, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Storage controller and data management method
- Patent number 8,769,227
- Issue date Jul 1, 2014
- Hitachi, Ltd.
- Katsuo Mogi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system, data backup method, and system restarting method of...
- Patent number 8,707,096
- Issue date Apr 22, 2014
- Hitachi, Ltd.
- Yuta Sekino
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage apparatus and method of controlling the same
- Patent number 8,667,337
- Issue date Mar 4, 2014
- Hitachi, Ltd.
- Takashi Itoyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system storing electronic modules applied to electronic obj...
- Patent number 8,566,541
- Issue date Oct 22, 2013
- Hitachi, Ltd.
- Jin Choi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system with storage medium package power control
- Patent number 8,555,008
- Issue date Oct 8, 2013
- Hitachi Ltd.
- Kotaro Muramatsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Computer system for controlling allocation of physical links and me...
- Patent number 8,543,762
- Issue date Sep 24, 2013
- Hitachi, Ltd.
- Akio Nakajima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage device and method of instructing to update firmware
- Patent number 8,527,981
- Issue date Sep 3, 2013
- Hitachi, Ltd.
- Yoshihiro Oikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system having plural controllers and an expansion housing w...
- Patent number 8,468,300
- Issue date Jun 18, 2013
- Hitachi, Ltd.
- Azuma Kano
- G11 - INFORMATION STORAGE
Information Patent Grant
Storage system
- Patent number 8,417,886
- Issue date Apr 9, 2013
- Hitachi, Ltd.
- Ikuya Yagisawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage controller and data management method
- Patent number 8,370,590
- Issue date Feb 5, 2013
- Hitachi, Ltd.
- Katsuo Mogi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system for holding a remaining available lifetime of a logi...
- Patent number 8,370,572
- Issue date Feb 5, 2013
- Hitachi, Ltd.
- Ikuya Yagisawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system having power saving function
- Patent number 8,347,033
- Issue date Jan 1, 2013
- Hitachi, Ltd.
- Yoshifumi Zimoto
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Storage control apparatus and failure recovery method for storage c...
- Patent number 8,312,321
- Issue date Nov 13, 2012
- Hitachi, Ltd.
- Naoki Higashijima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data storage system using multiple communication protocols
- Patent number 8,312,312
- Issue date Nov 13, 2012
- Hitachi, Ltd.
- Yoshihiro Oikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Computer system for controlling allocation of physical links and m...
- Patent number 8,275,938
- Issue date Sep 25, 2012
- Hitachi, Ltd.
- Akio Nakajima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage controller and data management method
- Patent number 8,266,401
- Issue date Sep 11, 2012
- Hitachi, Ltd.
- Koji Nagata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage device with enclosure power control
- Patent number 8,205,048
- Issue date Jun 19, 2012
- Hitachi, Ltd.
- Kotaro Muramatsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Storage system
- Patent number 8,131,922
- Issue date Mar 6, 2012
- Hitachi, Ltd.
- Ikuya Yagisawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array including plural exchangeable magnetic disk unit
- Patent number 8,103,902
- Issue date Jan 24, 2012
- Hitachi, Ltd.
- Masahiro Arai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage controller and storage control method
- Patent number 8,074,108
- Issue date Dec 6, 2011
- Hitachi, Ltd.
- Tetsuya Shirogane
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system
- Patent number 7,941,600
- Issue date May 10, 2011
- Hitachi, Ltd.
- Ikuya Yagisawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system for holding a remaining available lifetime of a logi...
- Patent number 7,925,830
- Issue date Apr 12, 2011
- Hitachi, Ltd.
- Ikuya Yagisawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage controller and data management method
- Patent number 7,925,852
- Issue date Apr 12, 2011
- Hitachi, Ltd.
- Koji Nagata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Computer system for controlling allocation of physical links and me...
- Patent number 7,913,037
- Issue date Mar 22, 2011
- Hitachi, Ltd.
- Akio Nakajima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Array-type disk apparatus preventing data lost and providing improv...
- Patent number 7,913,039
- Issue date Mar 22, 2011
- Hitachi, Ltd.
- Ikuya Yagisawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data storage using multiple protocols
- Patent number 7,904,744
- Issue date Mar 8, 2011
- Hitachi, Ltd.
- Yoshihiro Oikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage device with disk power control based on logical storage area
- Patent number 7,904,651
- Issue date Mar 8, 2011
- Hitachi, Ltd.
- Kotaro Muramatsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Storage control apparatus and failure recovery method for storage c...
- Patent number 7,877,632
- Issue date Jan 25, 2011
- Hitachi, Ltd.
- Naoki Higashijima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system for checking data coincidence between a cache memory...
- Patent number 7,865,665
- Issue date Jan 4, 2011
- Hitachi, Ltd.
- Azuma Kano
- G11 - INFORMATION STORAGE
Information Patent Grant
Storage system
- Patent number 7,797,486
- Issue date Sep 14, 2010
- Hitachi, Ltd.
- Ikuya Yagisawa
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
STORAGE CONTROLLER AND DATA MANAGEMENT METHOD
- Publication number 20130145110
- Publication date Jun 6, 2013
- KATSUO MOGI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM, AND DATA BACKUP METHOD AND SYSTEM RESTARTING METHOD...
- Publication number 20130097458
- Publication date Apr 18, 2013
- Hitachi, Ltd
- Yuta Sekino
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMPUTER SYSTEM FOR CONTROLLING ALLOCATION OF PHYSICAL LINKS AND ME...
- Publication number 20120311256
- Publication date Dec 6, 2012
- Hitachi, Ltd
- Akio Nakajima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE APPARATUS AND METHOD OF CONTROLLING THE SAME
- Publication number 20120266027
- Publication date Oct 18, 2012
- Hitachi, Ltd
- Takashi Itoyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE DEVICE
- Publication number 20120226928
- Publication date Sep 6, 2012
- Kotaro Muramatsu
- G11 - INFORMATION STORAGE
Information Patent Application
STORAGE SYSTEM
- Publication number 20120159068
- Publication date Jun 21, 2012
- Ikuya Yagisawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM STORING ELECTRONIC MODULES APPLIED TO ELECTRONIC OBJ...
- Publication number 20120066466
- Publication date Mar 15, 2012
- Hitachi, Ltd.
- Jin Choi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM HAVING POWER SAVING FUNCTION
- Publication number 20110271049
- Publication date Nov 3, 2011
- Hitachi, Ltd.
- Yoshifumi Zimoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM
- Publication number 20110185118
- Publication date Jul 28, 2011
- Ikuya Yagisawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM FOR HOLDING A REMAINING AVAILABLE LIFETIME OF A LOGI...
- Publication number 20110167220
- Publication date Jul 7, 2011
- Hitachi, Ltd
- Ikuya Yagisawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE CONTROLLER AND DATA MANAGEMENT METHOD
- Publication number 20110153966
- Publication date Jun 23, 2011
- Hitachi, Ltd.
- Koji Nagata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMPUTER SYSTEM FOR CONTROLLING ALLOCATION OF PHYSICAL LINKS AND ME...
- Publication number 20110138097
- Publication date Jun 9, 2011
- Hitachi, Ltd
- Akio Nakajima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE DEVICE
- Publication number 20110122524
- Publication date May 26, 2011
- Kotaro Muramatsu
- G11 - INFORMATION STORAGE
Information Patent Application
DATA STORAGE USING MULTIPLE PROTOCOLS
- Publication number 20110125943
- Publication date May 26, 2011
- Hitachi, Ltd
- Yoshihiro Oikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISK ARRAY SYSTEM AND METHOD FOR CONTROLLING DISK ARRAY SYSTEM
- Publication number 20110082975
- Publication date Apr 7, 2011
- Hitachi, Ltd
- Azuma Kano
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE CONTROL APPARATUS AND FAILURE RECOVERY METHOD FOR STORAGE C...
- Publication number 20110078495
- Publication date Mar 31, 2011
- Hitachi, Ltd
- Naoki Higashijima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM
- Publication number 20100318735
- Publication date Dec 16, 2010
- Ikuya Yagisawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE CONTROLLER AND DATA MANAGEMENT METHOD
- Publication number 20100262798
- Publication date Oct 14, 2010
- Hitachi, Ltd.
- Koji Nagata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ARRAY-TYPE DISK APPARATUS PREVENTING DATA LOST AND PROVIDING IMPROV...
- Publication number 20100241898
- Publication date Sep 23, 2010
- Hitachi, Ltd
- Ikuya Yagisawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage device and method of instructing to update firmware
- Publication number 20100058322
- Publication date Mar 4, 2010
- Hitachi, Ltd.
- Yoshihiro Oikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage controller and data management method
- Publication number 20090259818
- Publication date Oct 15, 2009
- Hitachi, Ltd.
- Katsuo Mogi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE CONTROL APPARATUS AND FAILURE RECOVERY METHOD FOR STORAGE C...
- Publication number 20090228740
- Publication date Sep 10, 2009
- Hitachi, Ltd
- Naoki Higashijima
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage controller and data management method
- Publication number 20090094428
- Publication date Apr 9, 2009
- Hitachi, Ltd.
- Koji Nagata
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISK ARRAY INCLUDING PLURAL EXCHANGEABLE MAGNETIC DISK UNIT
- Publication number 20090024792
- Publication date Jan 22, 2009
- Masahiro Arai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMPUTER SYSTEM
- Publication number 20080270608
- Publication date Oct 30, 2008
- Naoto Matsunami
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE CONTROLLER AND STORAGE CONTROL METHOD
- Publication number 20080263393
- Publication date Oct 23, 2008
- Tetsuya SHIROGANE
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage system
- Publication number 20080244098
- Publication date Oct 2, 2008
- Hitachi, Ltd.
- Yoshihiro Oikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE DEVICE
- Publication number 20080204920
- Publication date Aug 28, 2008
- Kotaro Muramatsu
- G11 - INFORMATION STORAGE
Information Patent Application
Storage system
- Publication number 20080172528
- Publication date Jul 17, 2008
- Hitachi, Ltd.
- Ikuya Yagisawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk Array Optimizing The Drive Operation Time
- Publication number 20080168227
- Publication date Jul 10, 2008
- Hitachi, Ltd
- Ikuya Yagisawa
- G06 - COMPUTING CALCULATING COUNTING

Ikuya Yagisawa

Person

Patents Grantslast 30 patents

Storage controller and data management method

Storage system, data backup method, and system restarting method of...

Storage apparatus and method of controlling the same

Storage system storing electronic modules applied to electronic obj...

Storage system with storage medium package power control

Computer system for controlling allocation of physical links and me...

Storage device and method of instructing to update firmware

Storage system having plural controllers and an expansion housing w...

Storage system

Storage controller and data management method

Storage system for holding a remaining available lifetime of a logi...

Storage system having power saving function

Storage control apparatus and failure recovery method for storage c...

Data storage system using multiple communication protocols

Computer system for controlling allocation of physical links and m...

Storage controller and data management method

Storage device with enclosure power control

Storage system

Disk array including plural exchangeable magnetic disk unit

Storage controller and storage control method

Storage system

Storage system for holding a remaining available lifetime of a logi...

Storage controller and data management method

Computer system for controlling allocation of physical links and me...

Array-type disk apparatus preventing data lost and providing improv...

Data storage using multiple protocols

Storage device with disk power control based on logical storage area

Storage control apparatus and failure recovery method for storage c...

Storage system for checking data coincidence between a cache memory...

Storage system

Patents Applicationslast 30 patents

STORAGE CONTROLLER AND DATA MANAGEMENT METHOD

STORAGE SYSTEM, AND DATA BACKUP METHOD AND SYSTEM RESTARTING METHOD...

COMPUTER SYSTEM FOR CONTROLLING ALLOCATION OF PHYSICAL LINKS AND ME...

STORAGE APPARATUS AND METHOD OF CONTROLLING THE SAME

STORAGE DEVICE

STORAGE SYSTEM

STORAGE SYSTEM STORING ELECTRONIC MODULES APPLIED TO ELECTRONIC OBJ...

STORAGE SYSTEM HAVING POWER SAVING FUNCTION

STORAGE SYSTEM

STORAGE SYSTEM FOR HOLDING A REMAINING AVAILABLE LIFETIME OF A LOGI...

STORAGE CONTROLLER AND DATA MANAGEMENT METHOD

COMPUTER SYSTEM FOR CONTROLLING ALLOCATION OF PHYSICAL LINKS AND ME...

STORAGE DEVICE

DATA STORAGE USING MULTIPLE PROTOCOLS

DISK ARRAY SYSTEM AND METHOD FOR CONTROLLING DISK ARRAY SYSTEM

STORAGE CONTROL APPARATUS AND FAILURE RECOVERY METHOD FOR STORAGE C...

STORAGE SYSTEM

STORAGE CONTROLLER AND DATA MANAGEMENT METHOD

ARRAY-TYPE DISK APPARATUS PREVENTING DATA LOST AND PROVIDING IMPROV...

Storage device and method of instructing to update firmware

Storage controller and data management method

STORAGE CONTROL APPARATUS AND FAILURE RECOVERY METHOD FOR STORAGE C...

Storage controller and data management method

DISK ARRAY INCLUDING PLURAL EXCHANGEABLE MAGNETIC DISK UNIT

COMPUTER SYSTEM

STORAGE CONTROLLER AND STORAGE CONTROL METHOD

Storage system

STORAGE DEVICE

Storage system

Disk Array Optimizing The Drive Operation Time