Hirofumi Saitoh

Person

Chigasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Disk drive device and control method of unloading corresponding to...
- Patent number 7,995,302
- Issue date Aug 9, 2011
- Hitachi Global Storage Technologies, Netherlands B.V.
- Sayaka Nojiri
- G11 - INFORMATION STORAGE
Information Patent Grant
Media drive that creates a transfer unnecessary period, and power s...
- Patent number 7,664,884
- Issue date Feb 16, 2010
- Hitachi Global Storage Technologies Netherlands B.V.
- Atsushi Kanamaru
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk device for serial communication and method of controlling the...
- Patent number 7,613,525
- Issue date Nov 3, 2009
- Hitachi Global Storage Technologies Netherlands B.V.
- Kenji Ogasawara
- G11 - INFORMATION STORAGE
Information Patent Grant
Error recovery method for data storage device, data storage device,...
- Patent number 7,490,259
- Issue date Feb 10, 2009
- Hitachi Global Storage Technologies Netherlands B.V.
- Hirofumi Saitoh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data storage device and control method for power-saving modes of se...
- Patent number 7,475,265
- Issue date Jan 6, 2009
- Hitachi Global Storage Technologies Netherlands B.V.
- Hiroshi Oshikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Media drive and command execution method thereof
- Patent number 7,373,460
- Issue date May 13, 2008
- Hitachi Global Storage Technologies Netherlands B.V.
- Hiromi Kobayashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data storage apparatus and method for managing buffer memory
- Patent number 7,085,087
- Issue date Aug 1, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Ryoji Fukuhisa
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk apparatus and control method therefor
- Patent number 6,721,906
- Issue date Apr 13, 2004
- Hitachi Global Storage Technologies Netherlands B.V.
- Shohichi Hirashita
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk drive apparatus and control method thereof
- Patent number 6,567,886
- Issue date May 20, 2003
- International Business Machines Corporation
- Hirofumi Saitoh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data reading method and data reading apparatus
- Patent number 6,516,401
- Issue date Feb 4, 2003
- International Business Machines Corporation
- Ryoji Fukuhisa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Data reading method and apparatus for a disk drive storage device
- Patent number 6,249,854
- Issue date Jun 19, 2001
- International Business Machines Corporation
- Ryoji Fukuhisa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Interface circuit for controlling data transfers
- Patent number 5,459,870
- Issue date Oct 17, 1995
- International Business Machines Corporation
- Hiroyuki Iwasa
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Disk drive device and control method of unloading corresponding to...
- Publication number 20090268334
- Publication date Oct 29, 2009
- Sayaka Nojiri
- G11 - INFORMATION STORAGE
Information Patent Application
Data storage device and control method for power-save modes thereof
- Publication number 20060129703
- Publication date Jun 15, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Hiroshi Oshikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Media drive and command execution method thereof
- Publication number 20060106980
- Publication date May 18, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Hiromi Kobayashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Media drive, and power saving method thereof
- Publication number 20060101174
- Publication date May 11, 2006
- Hitachi Global Storage Technologies
- Atsushi Kanamaru
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Disk device for serial communication and method of controlling the...
- Publication number 20060080483
- Publication date Apr 13, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Kenji Ogasawara
- G11 - INFORMATION STORAGE
Information Patent Application
Recording media drive and control method for power-save modes thereof
- Publication number 20060069816
- Publication date Mar 30, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Hiroshi Oshikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Data storage device and control method for power-saving modes of se...
- Publication number 20060069932
- Publication date Mar 30, 2006
- Hitachi Global Storage Technologies Netherlands B.V.
- Hiroshi Oshikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Error recovery method for data storage device, data storage device,...
- Publication number 20050216782
- Publication date Sep 29, 2005
- Hitachi Global Storage Technologies Netherlands B.V.
- Hirofumi Saitoh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Data storage apparatus and method for managing buffer memory
- Publication number 20040103245
- Publication date May 27, 2004
- Hitachi Global Storage Technologies Nertherlands B.V.
- Ryoji Fukusawa
- G11 - INFORMATION STORAGE
Information Patent Application
Data reading method and data reading apparatus
- Publication number 20020023194
- Publication date Feb 21, 2002
- International Business Machines Corporation
- Ryoji Fukuhisa
- G06 - COMPUTING CALCULATING COUNTING

Hirofumi Saitoh

Person

Patents Grantslast 30 patents

Disk drive device and control method of unloading corresponding to...

Media drive that creates a transfer unnecessary period, and power s...

Disk device for serial communication and method of controlling the...

Error recovery method for data storage device, data storage device,...

Data storage device and control method for power-saving modes of se...

Media drive and command execution method thereof

Data storage apparatus and method for managing buffer memory

Disk apparatus and control method therefor

Disk drive apparatus and control method thereof

Data reading method and data reading apparatus

Data reading method and apparatus for a disk drive storage device

Interface circuit for controlling data transfers

Patents Applicationslast 30 patents

Disk drive device and control method of unloading corresponding to...

Data storage device and control method for power-save modes thereof

Media drive and command execution method thereof

Media drive, and power saving method thereof

Disk device for serial communication and method of controlling the...

Recording media drive and control method for power-save modes thereof

Data storage device and control method for power-saving modes of se...

Error recovery method for data storage device, data storage device,...

Data storage apparatus and method for managing buffer memory

Data reading method and data reading apparatus