Inventor
YAMANAKA KAZUSUKE
JP12 patents
⚠️ This page may combine multiple inventors who share the name “YAMANAKA KAZUSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
10 patentsUS6177208B1Jan 23, 2001
Magnetic recording system and magnetic recording medium used therefor
HITACHI LTD24 citations92
US6083599AJul 4, 2000
Perpendicular magnetic recording media and magnetic recording and reproducing apparatus using the same
HITACHI LTD19 citations92
US6706426B1Mar 16, 2004
Longitudinal magnetic recording media
HITACHI LTD14 citations84
US5919581AJul 6, 1999
Magnetic recording system and magnetic recording medium used therefor
HITACHI LTD16 citations81
US6613428B2Sep 2, 2003
Magnetic recording medium and magnetic recording and reproducing apparatus wherein the magnetic layer has a fluctuation of field; A or Hf of not less than 30 Oersteds
HITACHI LTD4 citations74
US6310748B1Oct 30, 2001
Magnetic thin film magnetic recording medium
HITACHI LTD5 citations74
US5686177ANov 11, 1997
Magnetic recording medium
HITACHI LTD9 citations72
US6846577B2Jan 25, 2005
Magnetic recording medium possessing a fluctuation field of not less than 30 Oe
HITACHI LTD2 citations63
US4411497AOct 25, 1983
Electrochromic display element
HITACHI LTD5 citations59
US6572988B1Jun 3, 2003
Magnetic recording medium and magnetic recording apparatus
HITACHI LTD0 citations52