Inventor
NAKAGOSHI KAZUO
JP20 patents
Patents
20 patentsUS5173819ADec 22, 1992
Disk apparatus having an improved cooling structure
HITACHI LTD180 citations97
US5606706AFeb 25, 1997
Data storing system and data transfer method
HITACHI LTD99 citations96
US5206772AApr 27, 1993
Magnetic disk apparatus having improved arrangement of head disk assemblies
HITACHI LTD112 citations96
US5606529AFeb 25, 1997
Semiconductor disk storage
HITACHI LTD72 citations95
US5245493ASep 14, 1993
Magnetic information storage apparatus including magnetic head and method for making magnetic head
HITACHI LTD68 citations95
US4881136ANov 14, 1989
Method and apparatus for detecting minute defects on magnetic disk by monitoring both amplitude decrease and phase shift of a reproduced signal
HITACHI LTD65 citations95
US5469311ANov 21, 1995
Vibration absorbing structure for a magnetic disk apparatus
HITACHI LTD57 citations94
US5546348AAug 13, 1996
Semiconductor disc storage
HITACHI LTD20 citations92
US6490123B1Dec 3, 2002
Disc drive having 3.5 inch form factor housing and 2.5 inch form factor disk media
HITACHI LTD43 citations91
US5603062AFeb 11, 1997
System for controlling data flow between plurality of host interfaces and drive interfaces using controller for select unoccupied interfaces after preparation of read/write operation is complete
HITACHI LTD30 citations91
US5392445AFeb 21, 1995
Data storing system and data transfer method with a plurality of disk units
HITACHI LTD25 citations91
US5243479ASep 7, 1993
Mounting structure for information recording and reproducing apparatus
HITACHI LTD33 citations91
US4736263AApr 5, 1988
Method and apparatus for driving a disk
HITACHI LTD20 citations80
US4241366ADec 23, 1980
Magnetic head loading apparatus
HITACHI LTD17 citations70
USD335285SMay 4, 1993
Magnetic disc storage unit for electronic computer
HITACHI LTD15 citations68
US5671107ASep 23, 1997
Large capacity magnetic disc apparatus with a particular relationship between pole thickness, saturated flux density, and recording wavelength
HITACHI LTD2 citations63
US4727439AFeb 23, 1988
Magnetic disc unit system
HITACHI LTD3 citations61
US4604663AAug 5, 1986
Floppy disk driver
HITACHI LTD6 citations60
US4779146AOct 18, 1988
Apparatus for and method of writing/reading data into/from a flexible disk
HITACHI LTD3 citations57
US4591939AMay 27, 1986
Waveform equivalent circuit
HITACHI LTD4 citations57