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Junichi Kishimoto
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Ichihara-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Substrate for magnetic recording medium, magnetic recording medium,...
Patent number
8,951,652
Issue date
Feb 10, 2015
Showa Denko K.K.
Koji Yukimatsu
G11 - INFORMATION STORAGE
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Patent Grant
Magnetic recording medium and magnetic recording and reproducing de...
Patent number
7,976,965
Issue date
Jul 12, 2011
Showa Denko K.K.
Kenji Shimizu
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
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Patent Application
SUBSTRATE FOR MAGNETIC RECORDING MEDIUM, MAGNETIC RECORDING MEDIUM,...
Publication number
20130136952
Publication date
May 30, 2013
SHOWA DENKO K.K.
Koji YUKIMATSU
G01 - MEASURING TESTING
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Patent Application
MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING AND REPRODUCING DE...
Publication number
20100046116
Publication date
Feb 25, 2010
SHOWA DENKO K.K.
Kenji Shimizu
G11 - INFORMATION STORAGE