Inventor · disambiguated record
Junji Nagaoka
Also filed as: NAGAOKA JUNJI
9 granted patents·44 citations·filing 1999–2005
86Inventor score
Technology areasG11B
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD9
Top patents by PatentIndex Score
9 records- 0177US6618343B1Optical information processor and optical elementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Sep 9, 2003·20 cites·9 claims
- 0272US6704254B1Optical disk device, control method of optical system, medium, and information aggregateMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Mar 9, 2004·9 cites·22 claims
- 0367US6888787B2Optical information processor and optical elementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted May 3, 2005·4 cites·44 claims
- 0464US7196991B2Optical disk apparatus, method for calculation of amount of lens shift, program and mediumMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Mar 27, 2007·5 cites·13 claims
- 0564US6920101B2Optical information processor and optical elementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jul 19, 2005·3 cites·6 claims
- 0663US6819647B2Optical information processor and optical elementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Nov 16, 2004·3 cites·6 claims
- 0754US7330418B2Optical disk with plural signal mark positions in a direction substantially perpendicular to tracksMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Feb 12, 2008·0 cites·13 claims
- 0846US6930972B2Optical information processor and optical elementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Aug 16, 2005·0 cites·7 claims
- 0942US6909685B2Optical disk device having light converging means which marks plural signal mark positions in a direction substantially perpendicular to tracksMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jun 21, 2005·0 cites·9 claims
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