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Tomoaki Nakamura
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Hitachi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Computer executing multiple operating systems
Patent number
7,810,096
Issue date
Oct 5, 2010
Hitachi, Ltd.
Masahiko Saito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Distributed computing system
Patent number
6,957,434
Issue date
Oct 18, 2005
Hitachi, Ltd.
Masahiko Saito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multiple operating system control method
Patent number
6,892,261
Issue date
May 10, 2005
Hitachi, Ltd.
Hiroshi Ohno
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multiple operating system control method
Patent number
6,715,016
Issue date
Mar 30, 2004
Hitachi, Ltd.
Hiroshi Ohno
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Computer system with multiple operating system operation
Patent number
6,615,303
Issue date
Sep 2, 2003
Hitachi, Ltd.
Yoshinori Endo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Distributed computing system
Patent number
6,578,064
Issue date
Jun 10, 2003
Hitachi, Ltd.
Masahiko Saito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Processing unit for a computer and a computer system incorporating...
Patent number
6,216,236
Issue date
Apr 10, 2001
Tokyo, Japan
Takeshi Miyao
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Processing unit for a computer and a computer system incorporating...
Patent number
5,901,281
Issue date
May 4, 1999
Hitachi, Ltd.
Takeshi Miyao
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Distributed computing system
Patent number
5,845,116
Issue date
Dec 1, 1998
Hitachi, Ltd.
Masahiko Saito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Computer system including a dual memory configuration which support...
Patent number
5,787,464
Issue date
Jul 28, 1998
Hitachi, Ltd.
Ryokichi Yoshizawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multiple-execution method of multiple-version programs and computer...
Patent number
5,630,135
Issue date
May 13, 1997
Hitachi, Ltd.
Masayuki Orimo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Main memory managing method and apparatus in which main memory is p...
Patent number
5,579,508
Issue date
Nov 26, 1996
Hitachi, Ltd.
Ryokichi Yoshizawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Data backup method and data processing system having data maintenan...
Patent number
5,473,776
Issue date
Dec 5, 1995
Hitachi, Ltd.
Hiroshi Nosaki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Data processing device and plug-in package
Patent number
5,418,404
Issue date
May 23, 1995
Hitachi, Ltd.
Manabu Araoka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Data processing device and plug-in package
Patent number
5,343,009
Issue date
Aug 30, 1994
Hitachi, Ltd.
Manabu Araoka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method and system for replacing program in uninterruptible computer...
Patent number
5,274,808
Issue date
Dec 28, 1993
Hitachi, Ltd.
Takeshi Miyao
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Virtual storage management
Patent number
4,563,737
Issue date
Jan 7, 1986
Hitachi, Ltd.
Tomoaki Nakamura
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
IMPROVEMENT SYSTEM AND IMPROVEMENT METHOD
Publication number
20240241720
Publication date
Jul 18, 2024
Hitachi Astemo, Ltd.
Akihiro HORI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and method for operating systems
Publication number
20060130000
Publication date
Jun 15, 2006
Takeshi Miyao
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Computer executing multiple operating systems
Publication number
20050149933
Publication date
Jul 7, 2005
Masahiko Saito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Distributed computing system
Publication number
20050050544
Publication date
Mar 3, 2005
Masahiko Saito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Multiple operating system control method
Publication number
20040177193
Publication date
Sep 9, 2004
Hiroshi Ohno
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and method for managing operating systems
Publication number
20040153999
Publication date
Aug 5, 2004
Takeshi Miyao
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Multiple operating system control method
Publication number
20030154337
Publication date
Aug 14, 2003
Hiroshi Ohno
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Distributed computing system
Publication number
20030115241
Publication date
Jun 19, 2003
Masahiko Saito
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System and method for managing operating systems
Publication number
20030079205
Publication date
Apr 24, 2003
Takeshi Miyao
G06 - COMPUTING CALCULATING COUNTING