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Koji Ashihara
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Computer system and maintenance method of computer system
Patent number
10,534,632
Issue date
Jan 14, 2020
NEC Corporation
Koji Ashihara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Computer system and maintenance method of computer system
Patent number
9,804,884
Issue date
Oct 31, 2017
NEC Corporation
Koji Ashihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Computer system and maintenance method of computer system
Patent number
9,361,149
Issue date
Jun 7, 2016
NEC Corporation
Koji Ashihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Computer system and migration method of virtual machine
Patent number
9,323,570
Issue date
Apr 26, 2016
NEC Corporation
Koji Ashihara
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
COMPUTER SYSTEM AND MAINTENANCE METHOD OF COMPUTER SYSTEM
Publication number
20180032367
Publication date
Feb 1, 2018
NEC Corporation
Koji Ashihara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COMPUTER SYSTEM AND MAINTENANCE METHOD OF COMPUTER SYSTEM
Publication number
20150304213
Publication date
Oct 22, 2015
NEC Corporation
Koji ASHIHARA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NETWORK SYSTEM, CONTROL UNIT AND OPTIMAL ROUTE CONTROLLING METHOD
Publication number
20130297790
Publication date
Nov 7, 2013
NEC Corporation
Koji Ashihara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COMPUTER SYSTEM AND MAINTENANCE METHOD OF COMPUTER SYSTEM
Publication number
20120195187
Publication date
Aug 2, 2012
Koji Ashihara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COMPUTER SYSTEM AND MIGRATION METHOD OF VIRTUAL MACHINE
Publication number
20120185856
Publication date
Jul 19, 2012
Koji Ashihara
G06 - COMPUTING CALCULATING COUNTING