Inventor
ISHII TOMOKAZU
JP13 patents
⚠️ This page may combine multiple inventors who share the name “ISHII TOMOKAZU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
8 patentsUS6549377B2Apr 15, 2003
Magnetic disk drive with a movable ramp mechanism for relieving impact upon loading and unloading
HITACHI LTD22 citations92
US6369988B1Apr 9, 2002
Magnetic disk drive with a movable ramp mechanism for relieving impact upon loading and unloading
HITACHI LTD43 citations92
US5495371AFeb 27, 1996
Magnetic tape library device and method for maintaining magnetic recording and reproducing device and magnetic head
HITACHI LTD30 citations91
US5739976AApr 14, 1998
Magnetic recording and reproducing apparatus
HITACHI LTD10 citations73
US5754361AMay 19, 1998
Information recording and/or reproducing apparatus having a tape threading device with tape guide members having minimum tape wrapping angles
HITACHI LTD11 citations72
US5371449ADec 6, 1994
Servo control method for a servo system
HITACHI LTD18 citations72
US5497059AMar 5, 1996
Control method and apparatus for a servo- mechanism
HITACHI LTD2 citations61
US5352961AOct 4, 1994
Control method and apparatus for a servo-mechanism
HITACHI LTD5 citations61