Inventor
NISHITANI YUKINORI
JP4 patents
Patents
4 patentsUS5170390ADec 8, 1992
Optical recording element and driving system
SHARP KK14 citations82
US5459711AOct 17, 1995
Optical recording element and driving system
SHARP KK11 citations73
US5410529AApr 25, 1995
Optical pickup apparatus
SHARP KK14 citations73
US5335220AAug 2, 1994
Optical recording element and driving system
SHARP KK2 citations62