Inventor · disambiguated record
Yasuaki Edahiro
Also filed as: EDAHIRO YASUAKI
18 granted patents·389 citations·filing 1990–2003
95Inventor score
Technology areasG11B
Top patents by PatentIndex Score
18 records- 0193US6011762AOptical disk apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Jan 4, 2000·64 cites·19 claims
- 0291US5831952AOptical disk thickness discriminating apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Nov 3, 1998·51 cites·16 claims
- 0387US6298019B1Optical disk apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Oct 2, 2001·39 cites·15 claims
- 0484US5343454ATracking control apparatus for correcting tracking error signal according to approximate equation of a function of track addressMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Aug 30, 1994·36 cites·17 claims
- 0581US5805543ATilt control apparatus based on pulsed width detection of an information reproduced signalMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Sep 8, 1998·31 cites·22 claims
- 0677USRE40946EOptical disk apparatusPANASONIC CORP·Filed 2003·Granted Oct 27, 2009·9 cites·44 claims
- 0776US6434094B2Optical disk apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Aug 13, 2002·8 cites·8 claims
- 0872US5886962ATilt control apparatus with tilt target value based on bit error rate signalMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Mar 23, 1999·20 cites·6 claims
- 0972US5199015AOptical recording/reproducing device having means for adjusting servo loop gain and phase characteristicsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Mar 30, 1993·21 cites·19 claims
- 1069US5777967AOptical disk deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Jul 7, 1998·21 cites·8 claims
- 1168US6195321B1Disk rotation control apparatus with deceleration meansMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Feb 27, 2001·21 cites·2 claims
- 1265US5699334AControl devices for optical disk based on driving signal saturationMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Dec 16, 1997·18 cites·14 claims
- 1363US6304536B1Optical disk apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Oct 16, 2001·3 cites·9 claims
- 1463US5253239AControl apparatus for tracking a light beam on a track of an optical recording mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Oct 12, 1993·14 cites·18 claims
- 1556US5202870AOptical disk recording/reproducing apparatus and a photoelectric conversion amplifier thereforMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1991·Granted Apr 13, 1993·10 cites·10 claims
- 1656US5170384ATracking control for optical information recording and reproducing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1990·Granted Dec 8, 1992·11 cites·9 claims
- 1749US6324145B1Digital data reproducing apparatus and reproduction signal binarization level correcting methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Nov 27, 2001·9 cites·13 claims
- 1841US6147946AOptical disk apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Nov 14, 2000·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →