Inventor · disambiguated record
Yoshihiro Kajiyama
Also filed as: KAJIYAMA YOSHIHIRO
12 granted patents·145 citations·filing 1994–2007
90Inventor score
Technology areasG11B
Files withSONY CORP12
Top patents by PatentIndex Score
12 records- 0185US5959958ADisc changer device increasing the distance between a gripped disc and neighboring discs on both sides of the gripped discSONY CORP·Filed 1997·Granted Sep 28, 1999·41 cites·24 claims
- 0283US6430143B1Optical pickup device and optical disc recording and/or reproducing apparatusSONY CORP·Filed 2000·Granted Aug 6, 2002·26 cites·16 claims
- 0374US5953293ARecording and/or reproducing apparatus for disk-like recording mediumSONY CORP·Filed 1996·Granted Sep 14, 1999·29 cites·14 claims
- 0469US7012868B2Adjustment optical disc for optical pick-up, adjustment method for optical pick-up, and adjustment apparatus for optical pick-upSONY CORP·Filed 2005·Granted Mar 14, 2006·1 cites·8 claims
- 0566US6167014ADisc loading device for loading a cartridge containing therein a disc or a disc cartridgeSONY CORP·Filed 1994·Granted Dec 26, 2000·16 cites·17 claims
- 0661US6181653B1Disc reproducing and recording apparatus with display of the amount of data in a buffer memorySONY CORP·Filed 1994·Granted Jan 30, 2001·13 cites·15 claims
- 0760US7006410B2Optical disk for adjusting optical pickup, method for adjusting optical pickup, and device for adjusting optical pickupSONY CORP·Filed 2000·Granted Feb 28, 2006·3 cites·34 claims
- 0858US5970041ADisc changer device increasing the distance between a gripped disc and neighboring discs on both sides of the gripped discSONY CORP·Filed 1998·Granted Oct 19, 1999·11 cites·12 claims
- 0954US7020059B2Adjustment optical disc for optical pick-up, adjustment method for optical pick-up, and adjustment apparatus for optical pick-upSONY CORP·Filed 2005·Granted Mar 28, 2006·0 cites·2 claims
- 1051US6590842B1Recording and/or reproducing apparatus for disklike recording mediumSONY CORP·Filed 2000·Granted Jul 8, 2003·3 cites·12 claims
- 1150US7881163B2Recording medium changer and reproducing apparatusSONY CORP·Filed 2007·Granted Feb 1, 2011·0 cites·10 claims
- 1250US6940787B2Disk changerSONY CORP·Filed 2002·Granted Sep 6, 2005·2 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →