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Koji Kurachi
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Yokohama, JP
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last 30 patents
Information
Patent Grant
Error recovery in unit using GMR sensor
Patent number
6,490,115
Issue date
Dec 3, 2002
International Business Machines Corporation
Hiroaki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording medium magnetic head positioning method, and mag...
Patent number
5,905,603
Issue date
May 18, 1999
International Business Machines Corporation
Kenji Ogasawara
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording medium having improved servo compensation and method for...
Patent number
5,815,332
Issue date
Sep 29, 1998
International Business Machines Coporation
Hiroaki Suzuki
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus and method for correcting a read signal in a disk drive s...
Patent number
5,808,822
Issue date
Sep 15, 1998
International Business Machines Corporation
Koji Kurachi
G11 - INFORMATION STORAGE
Information
Patent Grant
Information recording disk and drive system using no sector ID to i...
Patent number
5,561,566
Issue date
Oct 1, 1996
International Business Machines Corporation
Yuji Kigami
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetostrictive head with d.c. bias magnetic field
Patent number
5,117,320
Issue date
May 26, 1992
International Business Machines Corporation
Kenji Ogasawara
G11 - INFORMATION STORAGE