Inventor · disambiguated record

Koichiro Haraguchi

Also filed as: HARAGUCHI KOICHIRO

10 granted patents·233 citations·filing 1993–1997

91Inventor score

Technology areasG11B

Files withPIONEER ELECTRONIC CORP10

Top patents by PatentIndex Score

10 records

0180US5471441ACD player capable of playing back partially recorded CDPIONEER ELECTRONIC CORP·Filed 1993·Granted Nov 28, 1995·29 cites·22 claims
0280US5430698ACD playing apparatusPIONEER ELECTRONIC CORP·Filed 1994·Granted Jul 4, 1995·30 cites·3 claims
0379US5757748AAutomatic gain control apparatus for optical disc playerPIONEER ELECTRONIC CORP·Filed 1996·Granted May 26, 1998·36 cites·11 claims
0479US5600615ADevice and method for automatically controlling a servo loop gainPIONEER ELECTRONIC CORP·Filed 1994·Granted Feb 4, 1997·28 cites·19 claims
0578US5414684AMethod and apparatus for discriminating type of disks positioned on a CD playerPIONEER ELECTRONIC CORP·Filed 1993·Granted May 9, 1995·23 cites·6 claims
0674US5926445AWaveform controlling device for a tracking error signalPIONEER ELECTRONIC CORP·Filed 1996·Granted Jul 20, 1999·27 cites·10 claims
0771US5886963AGain control device for servo controlPIONEER ELECTRONIC CORP·Filed 1997·Granted Mar 23, 1999·20 cites·5 claims
0869US5508988AMethod and apparatus for reproducing information from a partially recorded recording mediumPIONEER ELECTRONIC CORP·Filed 1994·Granted Apr 16, 1996·18 cites·7 claims
0965US5761164AGain control device for servo controlPIONEER ELECTRONIC CORP·Filed 1994·Granted Jun 2, 1998·13 cites·9 claims
1053US5515351AMethod and apparatus for executing a CD playback setup operation in a CD player particularly suited to playback of partially recorded CDsPIONEER ELECTRONIC CORP·Filed 1995·Granted May 7, 1996·9 cites·8 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →