Hiroyuki Kumazaki

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
File system for creating switched logical I/O paths for fault recovery
- Patent number 7,130,868
- Issue date Oct 31, 2006
- Hitachi, Ltd.
- Akihiro Ito
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
High speed file I/O control system with user set file structure to...
- Patent number 6,691,177
- Issue date Feb 10, 2004
- Hitachi, Ltd.
- Naoki Utsunomiya
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
File I/O control method
- Patent number 6,687,764
- Issue date Feb 3, 2004
- Hitachi, Ltd.
- Kouji Sonoda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
File system for creating switched logical I/O paths for fault recovery
- Patent number 6,654,769
- Issue date Nov 25, 2003
- Hitachi, Ltd.
- Akihiro Ito
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
High speed file I/O control system with user set file structure to...
- Patent number 6,347,343
- Issue date Feb 12, 2002
- Hitachi, Ltd.
- Naoki Utsunomiya
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
High speed file I/O control method and system with user set file st...
- Patent number 6,101,558
- Issue date Aug 8, 2000
- Hitachi, Ltd.
- Naoki Utsunomiya
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Multiple parallel-job scheduling method and apparatus
- Patent number 5,978,830
- Issue date Nov 2, 1999
- Hitachi, Ltd.
- Akihiro Nakaya
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Control method and system for managing memory control blocks of pro...
- Patent number 5,430,874
- Issue date Jul 4, 1995
- Hitachi, Limited
- Hiroyuki Kumazaki
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
File system
- Publication number 20070016751
- Publication date Jan 18, 2007
- Hitachi, Ltd
- Akihiro Ito
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method for modifying computer configuration and configuration of pr...
- Publication number 20050060388
- Publication date Mar 17, 2005
- Hitachi, Ltd
- Akio Tatsumi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
File system for creating switched logical I/O paths for fault recovery
- Publication number 20040093358
- Publication date May 13, 2004
- Hitachi, Ltd
- Akihiro Ito
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
File I/O control method
- Publication number 20020091751
- Publication date Jul 11, 2002
- Kouji Sonoda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
High speed file I/O control method and system
- Publication number 20020073248
- Publication date Jun 13, 2002
- Naoki Utsunomiya
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
File system
- Publication number 20020016792
- Publication date Feb 7, 2002
- Hitachi, Ltd.
- Akihiro Ito
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Parallel processes run scheduling method and device and computer re...
- Publication number 20020010732
- Publication date Jan 24, 2002
- Kenji Matsui
- G06 - COMPUTING CALCULATING COUNTING

Hiroyuki Kumazaki

Person

Patents Grantslast 30 patents

File system for creating switched logical I/O paths for fault recovery

High speed file I/O control system with user set file structure to...

File I/O control method

File system for creating switched logical I/O paths for fault recovery

High speed file I/O control system with user set file structure to...

High speed file I/O control method and system with user set file st...

Multiple parallel-job scheduling method and apparatus

Control method and system for managing memory control blocks of pro...

Patents Applicationslast 30 patents

File system

Method for modifying computer configuration and configuration of pr...

File system for creating switched logical I/O paths for fault recovery

File I/O control method

High speed file I/O control method and system

File system

Parallel processes run scheduling method and device and computer re...