Hitoshi Kakuta

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Data reconstruction method and system wherein timing of data of dat...
- Patent number 7,434,095
- Issue date Oct 7, 2008
- Hitachi, Ltd.
- Atsushi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk system and power-on sequence for the same
- Patent number 7,242,656
- Issue date Jul 10, 2007
- Hitachi, Ltd.
- Yoshihisa Kamo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array system and its control method
- Patent number 7,185,265
- Issue date Feb 27, 2007
- Hitachi, Ltd.
- Hitoshi Kakuta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data reconstruction method and system wherein timing of data of dat...
- Patent number 6,966,011
- Issue date Nov 15, 2005
- Hitachi, Ltd.
- Atsushi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data reconstruction method and system wherein timing of data recons...
- Patent number 6,625,748
- Issue date Sep 23, 2003
- Hitachi, Ltd.
- Atsushi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk system and power-on sequence for the same
- Patent number 6,625,690
- Issue date Sep 23, 2003
- Hitachi, Ltd.
- Yoshihisa Kamo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array system and its control method
- Patent number 6,557,140
- Issue date Apr 29, 2003
- Hitachi, Ltd.
- Hitoshi Kakuta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk system and power-on sequence for the same
- Patent number 6,397,294
- Issue date May 28, 2002
- Hitachi, Ltd.
- Yoshihisa Kamo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk system and power-on sequence for the same
- Patent number 6,286,108
- Issue date Sep 4, 2001
- Hitachi, Ltd.
- Yoshihisa Kamo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array system and its control method
- Patent number 6,256,749
- Issue date Jul 3, 2001
- Hitachi, Ltd.
- Hitoshi Kakuta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Array disk subsystem
- Patent number 6,243,824
- Issue date Jun 5, 2001
- Hitachi, Ltd.
- Hitoshi Kakuta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data reconstruction method and system wherein timing of data recons...
- Patent number 6,161,194
- Issue date Dec 12, 2000
- Hitachi, Ltd.
- Atsushi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk system and power-on sequence for the same
- Patent number 6,131,142
- Issue date Oct 10, 2000
- Hitachi, Ltd.
- Yoshihisa Kamo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array system and its control method
- Patent number 6,049,890
- Issue date Apr 11, 2000
- Hitachi, Ltd.
- Hitoshi Kakuta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk system with activation control of disk drive motors
- Patent number 6,012,124
- Issue date Jan 4, 2000
- Hitachi, Ltd.
- Yoshihisa Kamo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data reconstruction method and system wherein timing of data recons...
- Patent number 6,000,039
- Issue date Dec 7, 1999
- Hitachi, Ltd.
- Atsushi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data reconstruction method and system wherein timing of data recons...
- Patent number 5,941,993
- Issue date Aug 24, 1999
- Hitachi, Ltd.
- Atsushi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data reconstruction method and system wherein timing of data recons...
- Patent number 5,889,938
- Issue date Mar 30, 1999
- Hitachi, Ltd.
- Atsushi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array system having adjustable parity group sizes based on sto...
- Patent number 5,754,756
- Issue date May 19, 1998
- Hitachi, Ltd.
- Naoki Watanabe
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array apparatus and method for dividing and reading/writing pa...
- Patent number 5,752,256
- Issue date May 12, 1998
- Hitachi, Ltd.
- Hiroaki Fujii
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disc array device and disc control method
- Patent number 5,745,771
- Issue date Apr 28, 1998
- Hitachi, Ltd.
- Mitsuo Ohyama
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disc system for holding data in a form of a plurality of data block...
- Patent number 5,745,789
- Issue date Apr 28, 1998
- Hitachi, Ltd.
- Hitoshi Kakuta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disc array system having disc storage devices dispersed on plural b...
- Patent number 5,737,510
- Issue date Apr 7, 1998
- Hitachi, Ltd.
- Hitoshi Kakuta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk system and power-on sequence for the same
- Patent number 5,673,412
- Issue date Sep 30, 1997
- Hitachi, Ltd.
- Yoshihisa Kamo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array with original data stored in one disk drive and duplexed...
- Patent number 5,636,356
- Issue date Jun 3, 1997
- Hitachi, Ltd.
- Hitoshi Kakuta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array system and method of renewing data thereof
- Patent number 5,621,882
- Issue date Apr 15, 1997
- Hitachi, Ltd.
- Hitoshi Kakuta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disc array system having disc storage devices dispersed on plural b...
- Patent number 5,600,783
- Issue date Feb 4, 1997
- Hitachi, Ltd.
- Hitoshi Kakuta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array device and method of updating error correction codes by...
- Patent number 5,583,876
- Issue date Dec 10, 1996
- Hitachi, Ltd.
- Hitoshi Kakuta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array system and its control method
- Patent number 5,579,474
- Issue date Nov 26, 1996
- Hitachi, Ltd.
- Hitoshi Kakuta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Variable length data in a parallel disk array
- Patent number 5,572,699
- Issue date Nov 5, 1996
- Hitachi, Ltd.
- Yoshihisa Kamo
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Data reconstruction method and system wherein timing of data of dat...
- Publication number 20060010343
- Publication date Jan 12, 2006
- Atsushi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Data reconstruction method and system wherein timing of data of dat...
- Publication number 20040153730
- Publication date Aug 5, 2004
- Atsushi Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk system and power-on sequence for the same
- Publication number 20040107313
- Publication date Jun 3, 2004
- Hitachi, Ltd.
- Yoshihisa Kamo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk array system and its control method
- Publication number 20030135808
- Publication date Jul 17, 2003
- Hitachi, Ltd.
- Hitoshi Kakuta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk system and power-on sequence for the same
- Publication number 20020116574
- Publication date Aug 22, 2002
- Hitachi, Ltd.
- Yoshihisa Kamo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk array system and its control method
- Publication number 20010025360
- Publication date Sep 27, 2001
- Hitachi, Ltd.
- Hitoshi Kakuta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk system and power-on sequence for the same
- Publication number 20010008018
- Publication date Jul 12, 2001
- Hitachi, Ltd.
- Yoshihisa Kamo
- G06 - COMPUTING CALCULATING COUNTING

Hitoshi Kakuta

Person

Patents Grantslast 30 patents

Data reconstruction method and system wherein timing of data of dat...

Disk system and power-on sequence for the same

Disk array system and its control method

Data reconstruction method and system wherein timing of data of dat...

Data reconstruction method and system wherein timing of data recons...

Disk system and power-on sequence for the same

Disk array system and its control method

Disk system and power-on sequence for the same

Disk system and power-on sequence for the same

Disk array system and its control method

Array disk subsystem

Data reconstruction method and system wherein timing of data recons...

Disk system and power-on sequence for the same

Disk array system and its control method

Disk system with activation control of disk drive motors

Data reconstruction method and system wherein timing of data recons...

Data reconstruction method and system wherein timing of data recons...

Data reconstruction method and system wherein timing of data recons...

Disk array system having adjustable parity group sizes based on sto...

Disk array apparatus and method for dividing and reading/writing pa...

Disc array device and disc control method

Disc system for holding data in a form of a plurality of data block...

Disc array system having disc storage devices dispersed on plural b...

Disk system and power-on sequence for the same

Disk array with original data stored in one disk drive and duplexed...

Disk array system and method of renewing data thereof

Disc array system having disc storage devices dispersed on plural b...

Disk array device and method of updating error correction codes by...

Disk array system and its control method

Variable length data in a parallel disk array

Patents Applicationslast 30 patents

Data reconstruction method and system wherein timing of data of dat...

Data reconstruction method and system wherein timing of data of dat...

Disk system and power-on sequence for the same

Disk array system and its control method

Disk system and power-on sequence for the same

Disk array system and its control method

Disk system and power-on sequence for the same