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Kiyokazu Thoma
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Hirakata, JP
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last 30 patents
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Patent Grant
Magnetic recording media fabrication method
Patent number
5,691,008
Issue date
Nov 25, 1997
Matsushita Electric Industrial Co., Ltd.
Kiyokazu Thoma
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording media, magnetic recording media fabrication meth...
Patent number
5,679,166
Issue date
Oct 21, 1997
Matsushita Electric Industrial Co., Ltd.
Kiyokazu Thoma
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium having a ferromagnetic thin film in which...
Patent number
5,569,523
Issue date
Oct 29, 1996
Matsushita Electric Industrial Co., Ltd.
Kiyokazu Thoma
G11 - INFORMATION STORAGE