Inventor
KANAGAWA ICHIRO
JP4 patents
Patents
4 patentsUS7531251B2May 12, 2009
Magnetic recording medium
SONY CORP0 citations49
US7449221B2Nov 11, 2008
Metallic thin film type magnetic recording medium and method of manufacturing thereof
SONY CORP0 citations46
US7070871B2Jul 4, 2006
Metallic thin film type magnetic recording medium and method of manufacturing thereof
SONY CORP0 citations46
US7214436B2May 8, 2007
Magnetic recording medium and process for producing same
SONY CORP1 citations45