Inventor · disambiguated record
Sakashi Ohtaki
Also filed as: OHTAKI SAKASHI
7 granted patents·2 pending applications·284 citations·filing 1997–2006
87Inventor score
Technology areasG11B
Top patents by PatentIndex Score
9 records- 0196US6449095B1Optical pickupPIONEER CORP·Filed 2000·Granted Sep 10, 2002·161 cites·10 claims
- 0288US5859818ATilt servo apparatus for use in optical disc reproducing apparatusPIONEER ELECTRONIC CORP·Filed 1997·Granted Jan 12, 1999·61 cites·2 claims
- 0381US7417939B2Optical pickup including aberration correction lens assemblyPIONEER CORP·Filed 2006·Granted Aug 26, 2008·4 cites·14 claims
- 0477US6218655B1Optical pickupPIONEER ELECTRONIC CORP·Filed 1999·Granted Apr 17, 2001·31 cites·17 claims
- 0572US7054252B2Optical pickup with an aberration correction lens assemblyPIONEER CORP·Filed 2002·Granted May 30, 2006·8 cites·10 claims
- 0663US6373807B1Optical pickup information reproducing apparatus and information recording apparatusPIONEER CORP·Filed 1999·Granted Apr 16, 2002·16 cites·30 claims
- 0756US6801491B1Focus error detecting apparatus of optical pickup with a light separating and astigmatism generation optical element and detection method thereofPIONEER CORP·Filed 2000·Granted Oct 5, 2004·3 cites·6 claims
- 0840US2004085885A1Optical pickup, and method and apparatus for correcting aberration of optical beamPIONEER CORP·Filed 2003·Application pending·0 cites
- 0940US2004017759A1Pickup devicePIONEER CORP·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →