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Yoshiteru Matsubayashi
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Mito-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Magnetic recording medium
Patent number
5,648,155
Issue date
Jul 15, 1997
Victor Company of Japan, Ltd.
Kenji Tokui
G11 - INFORMATION STORAGE
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Patent Grant
Magnetic recording medium containing magnetic powder of iron nitride
Patent number
5,605,752
Issue date
Feb 25, 1997
Victor Company of Japan, Ltd.
Yoshiteru Matsubayashi
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
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Patent Application
Magnetic recording medium
Publication number
20010012574
Publication date
Aug 9, 2001
Victor Company of Japan, Ltd.
Yoshiteru Matsubayashi
G11 - INFORMATION STORAGE