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Yamanashi, JP
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last 30 patents
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Patent Grant
Floating magnetic head with variable chamfered surface
Patent number
5,400,199
Issue date
Mar 21, 1995
TDK Corporation
Chitatsu Sano
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for making a magnetic head having surface-reinforced glass
Patent number
5,211,734
Issue date
May 18, 1993
TDK Corporation
Kojiro Yagami
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Floating type magnetic head having a magnetic gap for recording tra...
Patent number
5,136,444
Issue date
Aug 4, 1992
TDK Corporation
Hitoshi Maki
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for making surface-reinforced glass
Patent number
5,133,791
Issue date
Jul 28, 1992
TDK Corporation
Kojiro Yagami
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Surface-reinforced glass and magnetic head having surface-reinforce...
Patent number
5,055,958
Issue date
Oct 8, 1991
TDK Corporation
Kojiro Yagami
C03 - GLASS MINERAL OR SLAG WOOL