Inventor
SHIKANO YOSHINORI
JP3 patents
Patents
3 patentsUS5268894ADec 7, 1993
Apparatus for reproducing information by delaying and attenuating a reproducing signal
PIONEER ELECTRONIC CORP2 citations58
US5602809AFeb 11, 1997
Optical system in a track-following servo system having an elliptical beam spot
PIONEER ELECTRONIC CORP6 citations54
US5477521ADec 19, 1995
Prism for an optical pickup of an optical recording and reproducing device
PIONEER ELECTRONIC CORP1 citations44