Inventor
ONO TOSHINORI
JP23 patents
⚠️ This page may combine multiple inventors who share the name “ONO TOSHINORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
9 patentsUS6706363B2Mar 16, 2004
Magnetic recording medium, its production method and magnetic storage device using the medium
HITACHI LTD48 citations92
US6403240B1Jun 11, 2002
Magnetic recording media and magnetic recording system using the same
HITACHI LTD35 citations92
US6596420B2Jul 22, 2003
Magnetic recording media and magnetic recording system using the same
HITACHI LTD12 citations73
US6403194B1Jun 11, 2002
Magnetic recording medium, process for producing same and magnetic disc apparatus
HITACHI LTD5 citations73
US6395412B1May 28, 2002
Magnetic recording media, manufacturing method for thereof and apparatus for using the media
HITACHI LTD12 citations73
US6329037B1Dec 11, 2001
Magnetic recording medium and magnetic memory
HITACHI LTD10 citations73
US7045175B2May 16, 2006
Magnetic recording medium and method for manufacturing the same
HITACHI LTD8 citations71
US6773784B2Aug 10, 2004
Magnetic disk having ultrathin carbon protective film and magnetic disk apparatus
HITACHI LTD3 citations62
US6491798B2Dec 10, 2002
Magnetic recording medium and magnetic storage apparatus
HITACHI LTD2 citations62
HITACHI GLOBAL STORAGE TECH
5 patentsUS7056604B2Jun 6, 2006
Magnetic recording media and magnetic recording system using the same
HITACHI GLOBAL STORAGE TECH11 citations84
US7147943B2Dec 12, 2006
Magnetic recording medium, the manufacturing method and magnetic recording apparatus using the same
HITACHI GLOBAL STORAGE TECH11 citations82
US7037607B2May 2, 2006
Magnetic recording medium, process for producing same and magnetic disc apparatus
HITACHI GLOBAL STORAGE TECH2 citations62
US6949301B2Sep 27, 2005
Magnetic recording medium, the manufacturing method and magnetic recording apparatus using the same
HITACHI GLOBAL STORAGE TECH2 citations58
US7718282B2May 18, 2010
Magnetic recording medium with corrosion resistance and manufacturing method
HITACHI GLOBAL STORAGE TECH0 citations51
HGST Netherlands BV
2 patentsUS8383253B2Feb 26, 2013
Magnetic recording medium utilizing a recording layer having more and less concentrated parts of a nonmagnetic element in an in-plane direction and manufacturing method thereof
HGST Netherlands BV2 citations63
US8361640B2Jan 29, 2013
Magnetic recording medium having ion-implanted parts
HGST Netherlands BV0 citations38
HITACHI GLOBAL STORAGE TECH NL
2 patentsUS7943193B2May 17, 2011
Magnetic recording medium with diamond-like carbon protective film, and manufacturing method thereof
HITACHI GLOBAL STORAGE TECH NL4 citations60
US7875372B2Jan 25, 2011
Perpendicular magnetic recording medium and method of manufacturing the same
HITACHI GLOBAL STORAGE TECH NL1 citations52