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Ryohei Ota
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Kanagawa, JP
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Patents Grants
last 30 patents
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Patent Grant
Disk drive and head assembly having hole sequences
Patent number
8,102,628
Issue date
Jan 24, 2012
Hitachi Global Storage Technologies Netherlands B.V.
Ryohei Ota
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
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Patent Application
Disk drive and head assembly used in the same
Publication number
20070230059
Publication date
Oct 4, 2007
Hitachi Global Storage Technologies Netherlands B.V.
Ryohei Ota
G11 - INFORMATION STORAGE