Tomokazu Yokoyama

Person

Fujisawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Storage system that finds occurrence of power source failure
- Patent number 8,312,325
- Issue date Nov 13, 2012
- Hitachi Ltd.
- Hiroshi Suzuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Power device and power device power supply method
- Patent number 8,049,365
- Issue date Nov 1, 2011
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system that finds occurrence of power source failure
- Patent number 8,037,362
- Issue date Oct 11, 2011
- Hitachi, Ltd.
- Hiroshi Suzuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Storage control system and control method for storage control system
- Patent number 7,925,930
- Issue date Apr 12, 2011
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system that finds occurrence of power source failure
- Patent number 7,809,983
- Issue date Oct 5, 2010
- Hitachi, Ltd.
- Hiroshi Suzuki
- G11 - INFORMATION STORAGE
Information Patent Grant
Storage unit and circuit for shaping communication signal
- Patent number 7,685,362
- Issue date Mar 23, 2010
- Hitachi, Ltd.
- Hiromi Matsushige
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array device and method of supplying power to disk array device
- Patent number 7,681,061
- Issue date Mar 16, 2010
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system
- Patent number 7,671,485
- Issue date Mar 2, 2010
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array device
- Patent number 7,667,918
- Issue date Feb 23, 2010
- Hitachi, Ltd.
- Katsunori Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Power device and power device power supply method
- Patent number 7,612,467
- Issue date Nov 3, 2009
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system and configuration-change method thereof
- Patent number 7,577,775
- Issue date Aug 18, 2009
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage control device, and error information management method for...
- Patent number 7,571,356
- Issue date Aug 4, 2009
- Hitachi, Ltd.
- Tetsuya Inoue
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage unit and circuit for shaping communication signal
- Patent number 7,480,765
- Issue date Jan 20, 2009
- Hitachi, Ltd.
- Hiromi Matsushige
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage system
- Patent number 7,423,354
- Issue date Sep 9, 2008
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array device and method of supplying power to disk array device
- Patent number 7,284,140
- Issue date Oct 16, 2007
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array device and method of supplying power to disk array device
- Patent number 7,131,014
- Issue date Oct 31, 2006
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage unit and circuit for shaping communication signal
- Patent number 7,120,736
- Issue date Oct 10, 2006
- Hitachi, Ltd.
- Hiromi Matsushige
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Storage device having plural disk units and plural disk control uni...
- Patent number 7,111,081
- Issue date Sep 19, 2006
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array device and method of changing the configuration of the d...
- Patent number 7,096,286
- Issue date Aug 22, 2006
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk array device and method of supplying power to disk array device
- Patent number 7,051,216
- Issue date May 23, 2006
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for backing up power supply of disk array device and system...
- Patent number 7,051,233
- Issue date May 23, 2006
- Hitachi, Ltd.
- Mitsuo Fukumori
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk subsystem
- Patent number 7,047,427
- Issue date May 16, 2006
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL DISC RECORDING AND REPRODUCING SEMICONDUCTOR INTEGRATED CIR...
- Publication number 20120236699
- Publication date Sep 20, 2012
- Renesas Electronics Corporation
- Tomokazu Yokoyama
- G11 - INFORMATION STORAGE
Information Patent Application
STORAGE SYSTEM THAT FINDS OCCURRENCE OF POWER SOURCE FAILURE
- Publication number 20110320886
- Publication date Dec 29, 2011
- Hitachi, Ltd
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE SYSTEM THAT FINDS OCCURRENCE OF POWER SOURCE FAILURE
- Publication number 20100325484
- Publication date Dec 23, 2010
- Hitachi, Ltd
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POWER DEVICE AND POWER DEVICE POWER SUPPLY METHOD
- Publication number 20100033020
- Publication date Feb 11, 2010
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage system that finds occurrence of power source failure
- Publication number 20090063901
- Publication date Mar 5, 2009
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage unit and circuit for shaping communication signal
- Publication number 20080301365
- Publication date Dec 4, 2008
- Hiromi Matsushige
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STORAGE CONTROL SYSTEM AND CONTROL METHOD FOR STORAGE CONTROL SYSTEM
- Publication number 20080177906
- Publication date Jul 24, 2008
- Hiroshi SUZUKI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Power device and power device power supply method
- Publication number 20080093926
- Publication date Apr 24, 2008
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage system and configuration-change method thereof
- Publication number 20080005396
- Publication date Jan 3, 2008
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk array device and method of supplying power to disk array device
- Publication number 20070255968
- Publication date Nov 1, 2007
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage control device, and error information management method for...
- Publication number 20070174719
- Publication date Jul 26, 2007
- Hitachi, Ltd.
- Tetsuya Inoue
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage system
- Publication number 20070170782
- Publication date Jul 26, 2007
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage system
- Publication number 20070063587
- Publication date Mar 22, 2007
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk array device and method of supplying power to disk array device
- Publication number 20070016811
- Publication date Jan 18, 2007
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk array device
- Publication number 20060250724
- Publication date Nov 9, 2006
- Katsunori Hayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Storage unit and circuit for shaping communication signal
- Publication number 20060206660
- Publication date Sep 14, 2006
- Hiromi Matsushige
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk array device
- Publication number 20060176648
- Publication date Aug 10, 2006
- Hitachi, Ltd.
- Tetsuya Inoue
- G11 - INFORMATION STORAGE
Information Patent Application
Disk array device and method of supplying power to disk array device
- Publication number 20050216777
- Publication date Sep 29, 2005
- Hitachi, Ltd
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage device
- Publication number 20050204364
- Publication date Sep 15, 2005
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk array device and method of changing the configuration of the d...
- Publication number 20050149653
- Publication date Jul 7, 2005
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage system
- Publication number 20050141184
- Publication date Jun 30, 2005
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Storage unit and circuit for shaping communication signal
- Publication number 20040236906
- Publication date Nov 25, 2004
- Hiromi Matsushige
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk array device and method of supplying power to disk array device
- Publication number 20040068670
- Publication date Apr 8, 2004
- Hitachi, Ltd
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method for backing up power supply of disk array device and system...
- Publication number 20030217300
- Publication date Nov 20, 2003
- Hitachi, Ltd
- Mitsuo Fukumori
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk subsystem
- Publication number 20030200471
- Publication date Oct 23, 2003
- Hitachi, Ltd.
- Hiroshi Suzuki
- G06 - COMPUTING CALCULATING COUNTING

Tomokazu Yokoyama

Person

Patents Grantslast 30 patents

Storage system that finds occurrence of power source failure

Power device and power device power supply method

Storage system that finds occurrence of power source failure

Storage control system and control method for storage control system

Storage system that finds occurrence of power source failure

Storage unit and circuit for shaping communication signal

Disk array device and method of supplying power to disk array device

Storage system

Disk array device

Power device and power device power supply method

Storage system and configuration-change method thereof

Storage control device, and error information management method for...

Storage unit and circuit for shaping communication signal

Storage system

Disk array device and method of supplying power to disk array device

Disk array device and method of supplying power to disk array device

Storage unit and circuit for shaping communication signal

Storage device having plural disk units and plural disk control uni...

Disk array device and method of changing the configuration of the d...

Disk array device and method of supplying power to disk array device

Method for backing up power supply of disk array device and system...

Disk subsystem

Patents Applicationslast 30 patents

OPTICAL DISC RECORDING AND REPRODUCING SEMICONDUCTOR INTEGRATED CIR...

STORAGE SYSTEM THAT FINDS OCCURRENCE OF POWER SOURCE FAILURE

STORAGE SYSTEM THAT FINDS OCCURRENCE OF POWER SOURCE FAILURE

POWER DEVICE AND POWER DEVICE POWER SUPPLY METHOD

Storage system that finds occurrence of power source failure

Storage unit and circuit for shaping communication signal

STORAGE CONTROL SYSTEM AND CONTROL METHOD FOR STORAGE CONTROL SYSTEM

Power device and power device power supply method

Storage system and configuration-change method thereof

Disk array device and method of supplying power to disk array device

Storage control device, and error information management method for...

Storage system

Storage system

Disk array device and method of supplying power to disk array device

Disk array device

Storage unit and circuit for shaping communication signal

Disk array device

Disk array device and method of supplying power to disk array device

Storage device

Disk array device and method of changing the configuration of the d...

Storage system

Storage unit and circuit for shaping communication signal

Disk array device and method of supplying power to disk array device

Method for backing up power supply of disk array device and system...

Disk subsystem