Assignee
PIONEER ELECTRONIC COPORATION
JP·3 granted patents·235 citations·filing 1997–1998
Top patents by PatentIndex Score
3 records- 0193US5729516AInformation recording medium, apparatus for recording the same and apparatus for reproducing the samePIONEER ELECTRONIC COPORATION·Filed 1997·Granted Mar 17, 1998·199 cites·9 claims
- 0275US5930222APre-pit detecting device and information recording apparatus employing the samePIONEER ELECTRONIC COPORATION·Filed 1998·Granted Jul 27, 1999·28 cites·6 claims
- 0347US6162560ALayer-built chemical cell devicePIONEER ELECTRONIC COPORATION·Filed 1997·Granted Dec 19, 2000·8 cites·8 claims
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