Inventor
SHIRAISHI KAZUHISA
JP11 patents
⚠️ This page may combine multiple inventors who share the name “SHIRAISHI KAZUHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
10 patentsUS4881136ANov 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
US6219909B1Apr 24, 2001
Method of mounting disk drive apparatus
HITACHI LTD15 citations92
US5553104ASep 3, 1996
Information recording/reproducing apparatus having a clock timing extraction circuit for extracting a clock signal from an input data signal
HITACHI LTD20 citations92
US5243479ASep 7, 1993
Mounting structure for information recording and reproducing apparatus
HITACHI LTD33 citations91
US5572379ANov 5, 1996
Magnetic recording drive having arrangements for average useful life of magnetorestive effects sensors
HITACHI LTD6 citations73
US5337198AAug 9, 1994
Digital magnetic writing and reading apparatus
HITACHI LTD12 citations72
US6856482B2Feb 15, 2005
Disk drive apparatus and method of mounting same
HITACHI LTD1 citations62
US4591939AMay 27, 1986
Waveform equivalent circuit
HITACHI LTD4 citations57
US6069762AMay 30, 2000
Magnetic recording drive having arrangement for averaging useful life of magnetoresistive effect sensors
HITACHI LTD0 citations52
US6014275AJan 11, 2000
Magnetic recording drive
HITACHI LTD0 citations52