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Ryuji Shimizu
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Kawasaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Uninterruptible power supply apparatus
Patent number
9,673,625
Issue date
Jun 6, 2017
Fuji Electric Co., Ltd.
Ryuji Yamada
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Delay failure test circuit
Patent number
7,640,124
Issue date
Dec 29, 2009
Fujitsu Microelectronics Limited
Hideaki Konishi
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for supporting designing of LSI, and computer...
Patent number
7,315,997
Issue date
Jan 1, 2008
Fujitsu Limited
Hitoshi Watanabe
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Built-in self-test circuit
Patent number
7,117,394
Issue date
Oct 3, 2006
Fujitsu Limited
Ryuji Shimizu
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of and apparatus for timing verification of LSI test data an...
Patent number
6,910,166
Issue date
Jun 21, 2005
Fujitsu Limited
Masahito Suzuki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
RAM functional test facilitation circuit with reduced scale
Patent number
6,810,498
Issue date
Oct 26, 2004
Fujitsu Limited
Ryuji Shimizu
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
UNINTERRUPTIBLE POWER SUPPLY APPARATUS
Publication number
20150180233
Publication date
Jun 25, 2015
Fuji Electric Co., Ltd.
Ryuji YAMADA
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Delay failure test circuit
Publication number
20070288184
Publication date
Dec 13, 2007
FUJITSU LIMITED
Hideaki Konishi
G01 - MEASURING TESTING
Information
Patent Application
Method and apparatus for supporting designing of LSI, and computer...
Publication number
20050172254
Publication date
Aug 4, 2005
FUJITSU LIMITED
Hitoshi Watanabe
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Built-in self-test circuit
Publication number
20040088621
Publication date
May 6, 2004
FUJITSU LIMITED
Ryuji Shimizu
G01 - MEASURING TESTING
Information
Patent Application
Method of and apparatus for timing verification of LSI test data an...
Publication number
20030093729
Publication date
May 15, 2003
FUJITSU LIMITED
Masahito Suzuki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
RAM functional test facilitation circuit with reduced scale
Publication number
20020162064
Publication date
Oct 31, 2002
FUJITSU LIMITED
Ryuji Shimizu
G11 - INFORMATION STORAGE