Inventor
KAGAWA JUNJI
JP4 patents
Patents
4 patentsUS6989203B2Jan 24, 2006
Magnetic recording medium
SONY CORP0 citations45
US6972158B2Dec 6, 2005
Magnetic recording medium
SONY CORP0 citations45
US6929850B2Aug 16, 2005
Magnetic recording medium
SONY CORP0 citations45
US7585576B2Sep 8, 2009
Magnetic recording medium with dual magnetic layers including specific resins
SONY CORP0 citations34