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Kusunoki; Masahiro
Tokyo, JP
No. of patents:

Patent Number Title Of Patent Date Issued
4979053 Method of controlling recording magnetic field applied by gap of magnetic head in accordance wit December 18, 1990
A magnetic disk apparatus comprises an access section including a read/write head, for applying to a magnetic disk a recording magnetic field in a gap of the read/write head in accordance with input generation control data. A discriminator discriminates a recording density of the mag
4914532 Method of efficiently erasing data in accordance with type of magnetic recording medium and appa April 3, 1990
A magnetic recording apparatus capable of efficiently erasing data in accordance with a type of magnetic recording medium, comprises a current source, an erase head for erasing data recorded on a recording medium using a supplied erase current, and a current supplying section for sup
4811143 Head supporting mechanism for maintaining close operative relationship between magnetic heads an March 7, 1989
Leaf spring is fixed at one end thereto to a carriage, and extended at a predetermined angle to the carriage. A part of the leaf spring has rigidity. A gimbal spring, which free from the carriage, is mounted on the rigid portion. Head is fixed to the gimbal spring. The head can move
4769724 Magnetic head drive apparatus which uses a common current source for the read/write head and the September 6, 1988
In a magnetic head drive apparatus of this invention, a coil of an erasing head is connected to a center point of the coils of a read/write head, and a drive current from a constant-current source is alternately supplied to both terminals of the coil of the read/write head, according to

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