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William D. Johns
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Tokyo, JP
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last 30 patents
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Patent Grant
Energy-assisted magnetic recording head and systems thereof with en...
Patent number
8,760,779
Issue date
Jun 24, 2014
HGST Netherlands B.V.
William D. Johns
G11 - INFORMATION STORAGE
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last 30 patents
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Patent Application
MICROWAVE-ASSISTED MAGNETIC RECORDING HEAD AND SYSTEMS THEREOF WITH...
Publication number
20130170060
Publication date
Jul 4, 2013
Hitachi Global Storage Technologies Netherlands B.V.
William D. Johns
G11 - INFORMATION STORAGE