Inventor
GOTOH AKIRA
JP18 patents
⚠️ This page may combine multiple inventors who share the name “GOTOH AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI MAXELL
10 patentsUS5234792AAug 10, 1993
Optical data recording medium and manufacturing method thereof
HITACHI MAXELL11 citations73
US4908250AMar 13, 1990
Optical recording medium and production method thereof
HITACHI MAXELL8 citations73
US5132152AJul 21, 1992
Optical recording medium and method for manufacturing the same
HITACHI MAXELL10 citations72
US5126180AJun 30, 1992
Optical recording medium and method of manufacturing the same
HITACHI MAXELL7 citations72
US5273598ADec 28, 1993
Optical disc manufacturing method
HITACHI MAXELL14 citations70
US4911968AMar 27, 1990
Optical disc
HITACHI MAXELL16 citations70
US5427893AJun 27, 1995
Optical data recording medium
HITACHI MAXELL2 citations62
US4411971AOct 25, 1983
Lithium compounds
HITACHI MAXELL2 citations61
US5089375AFeb 18, 1992
Optical information recording medium and production method thereof
HITACHI MAXELL6 citations60
US5073243ADec 17, 1991
Method for producing an optical recording medium
HITACHI MAXELL3 citations60