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Ryo Yamagata
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Sagamihara-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Computer system and routing control method
Patent number
9,612,989
Issue date
Apr 4, 2017
Hitachi, Ltd.
Shuhei Eguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Computer system and method for communicating data between computers
Patent number
9,479,461
Issue date
Oct 25, 2016
Hitachi, Ltd.
Shuhei Eguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Semiconductor integrated circuit and its analyzing method
Patent number
7,036,060
Issue date
Apr 25, 2006
Hitachi, Ltd.
Michinobu Nakao
G01 - MEASURING TESTING
Information
Patent Grant
Information processing equipment and information processing system
Patent number
6,675,249
Issue date
Jan 6, 2004
Hitachi, Ltd.
Teruaki Shimoda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Input-output circuit cell and semiconductor integrated circuit appa...
Patent number
6,355,984
Issue date
Mar 12, 2002
Hitachi, Ltd.
Kazuhisa Miyamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor integrated circuit and method of testing the same
Patent number
6,321,355
Issue date
Nov 20, 2001
Hitachi, Ltd.
Kouji Izaki
G01 - MEASURING TESTING
Information
Patent Grant
Input-output circuit cell and semiconductor integrated circuit appa...
Patent number
6,222,278
Issue date
Apr 24, 2001
Hitachi, Ltd.
Kazuhisa Miyamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Input-output circuit cell and semiconductor integrated circuit appa...
Patent number
6,121,687
Issue date
Sep 19, 2000
Hitachi, Ltd.
Kazuhisa Miyamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fault detecting apparatus for a microprocessor system
Patent number
5,640,508
Issue date
Jun 17, 1997
Hitachi, Ltd.
Hirokatsu Fujiwara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Input/output execution apparatus for a plural-OS run system
Patent number
5,499,379
Issue date
Mar 12, 1996
Hitachi, Ltd.
Shunji Tanaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Invalidation of entries in a translation table by providing the mac...
Patent number
5,317,710
Issue date
May 31, 1994
Hitachi, Ltd.
Mari Ara
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Address translation apparatus in virtual machine system using a spa...
Patent number
5,129,071
Issue date
Jul 7, 1992
Hitachi, Ltd.
Ryo Yamagata
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
COMPUTER SYSTEM AND METHOD FOR COMMUNICATING DATA BETWEEN COMPUTERS
Publication number
20140269754
Publication date
Sep 18, 2014
Hitachi, Ltd
Shuhei Eguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COMPUTER SYSTEM AND ROUTING CONTROL METHOD
Publication number
20140006679
Publication date
Jan 2, 2014
Hitachi, Ltd
Shuhei Eguchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COMPUTER SYSTEM AND METHOD FOR SIGNAL TRANSMITTING
Publication number
20120191887
Publication date
Jul 26, 2012
Hitachi, Ltd.
TATSUYA YAMAUCHI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Semiconductor integrated circuit and its analyzing method
Publication number
20030200492
Publication date
Oct 23, 2003
Michinobu Nakao
G01 - MEASURING TESTING
Information
Patent Application
Clock generator suitably interfacing with clocks having another fre...
Publication number
20010027503
Publication date
Oct 4, 2001
Akhiro Yamato
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Input-output circuit cell and semiconductor integrated circuit appa...
Publication number
20010022402
Publication date
Sep 20, 2001
Kazuhisa Miyamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Information processing equipment and information processing system
Publication number
20010005871
Publication date
Jun 28, 2001
Hitachi, Ltd.
Teruaki Shimoda
G06 - COMPUTING CALCULATING COUNTING