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Miyagi, JP
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last 30 patents
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Patent Grant
Magnetic head for high coercive force magnetic recording medium
Patent number
6,510,023
Issue date
Jan 21, 2003
Sony Corporation
Yoshihiko Inoue
G11 - INFORMATION STORAGE
Information
Patent Grant
Soft magnetic thin film and magnetic head
Patent number
6,136,431
Issue date
Oct 24, 2000
Sony Corporation
Yoshihiko Inoue
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head
Patent number
5,939,186
Issue date
Aug 17, 1999
Sony Corporation
Fusashige Tokutake
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Metal in gap magnetic head having metal magnetic film including pre...
Patent number
5,862,023
Issue date
Jan 19, 1999
Sony Corporation
Yoshihiko Inoue
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head
Patent number
5,663,857
Issue date
Sep 2, 1997
Sony Corporation
Tatsuo Kumura
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head having Cao-TiO.sub.2 -NiO ceramic with specified CaO/...
Patent number
5,610,786
Issue date
Mar 11, 1997
Sony Corporation
Fusashige Tokutake
B82 - NANO-TECHNOLOGY