Inventor
TAMURA REIJI
JP10 patents
⚠️ This page may combine multiple inventors who share the name “TAMURA REIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI MAXELL
6 patentsUS5688574ANov 18, 1997
Optical recording medium
HITACHI MAXELL47 citations91
US6781926B2Aug 24, 2004
Magneto-optical head having heat sink layer
HITACHI MAXELL17 citations84
US7505392B2Mar 17, 2009
Optical disk with a plurality of radially extending marks for recording reflectance data of the optical disk
HITACHI MAXELL3 citations62
US7033659B2Apr 25, 2006
Optical information recording medium and method of recording and reproducing information on and from optical information recording medium
HITACHI MAXELL4 citations60
US8009547B2Aug 30, 2011
Optical recording and reproducing apparatus capable of identifying the type of optical disc based on reflectance, and reproducing method for optical disc
HITACHI MAXELL0 citations51
US7236447B2Jun 26, 2007
Optical disk, method of playing optical disk, and optical disk drive
HITACHI MAXELL0 citations51
HITACHI LTD
4 patentsUS6709801B2Mar 23, 2004
Information recording medium
HITACHI LTD25 citations92
US6383595B1May 7, 2002
Information recording medium
HITACHI LTD33 citations92
US5368986ANov 29, 1994
Information recording media, manufacturing method for the same, and information recording method
HITACHI LTD50 citations92
US6806030B2Oct 19, 2004
Information recording medium and method for manufacturing information recording medium
HITACHI LTD11 citations73