Inventor · disambiguated record
Youichi Ogura
Also filed as: OGURA YOUICHI
22 granted patents·4 pending applications·273 citations·filing 1999–2011
95Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD15PANASONIC CORP7ICHIKURA TAKAHIRO1KAIHARA RIE1OGURA YOUICHI1
Top patents by PatentIndex Score
26 records- 0195US7558177B2Optical disc playback apparatusPANASONIC CORP·Filed 2006·Granted Jul 7, 2009·29 cites·7 claims
- 0295US6385239B1Adaptive equalizing circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted May 7, 2002·63 cites·3 claims
- 0390US6674707B2Digital recorded data reproducing deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jan 6, 2004·44 cites·32 claims
- 0488US7433286B2Jitter detection apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Oct 7, 2008·9 cites·11 claims
- 0585US6542039B1Phase-locked loop apparatus and methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Apr 1, 2003·36 cites·19 claims
- 0684US6963528B2Digital data reproduction apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Nov 8, 2005·19 cites·17 claims
- 0780US6792063B1Frequency control/phase synchronizing circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Sep 14, 2004·36 cites·16 claims
- 0878US7558171B2Optical disc recording/playback apparatusPANASONIC CORP·Filed 2005·Granted Jul 7, 2009·4 cites·21 claims
- 0976US7539097B2Optical disk devicePANASONIC CORP·Filed 2005·Granted May 26, 2009·3 cites·19 claims
- 1076US7339872B2Optical disc deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Mar 4, 2008·11 cites·23 claims
- 1171US7852728B2Digital signal reproducing apparatusPANASONIC CORP·Filed 2006·Granted Dec 14, 2010·3 cites·12 claims
- 1270US7254100B2Optical disk reproducing device selectively using a channel bit frequency or a frequency that is half of the channel bit frequencyMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Aug 7, 2007·1 cites·6 claims
- 1366US7778134B2Waveform equalization control devicePANASONIC CORP·Filed 2006·Granted Aug 17, 2010·3 cites·6 claims
- 1464US8022847B2Signal processing devicePANASONIC CORP·Filed 2008·Granted Sep 20, 2011·2 cites·8 claims
- 1563US7327658B2Wobble signal processing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Feb 5, 2008·5 cites·16 claims
- 1658US7310292B2Optical disk reproducing device that demodulates digital data by switching between a channel bit frequency and a frequency that is half of the channel bit frequencyMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Dec 18, 2007·0 cites·12 claims
- 1757US7212476B2Optical disc reproducing device selectively using a channel bit frequency or a frequency that is half of the channel bit frequencyMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted May 1, 2007·2 cites·4 claims
- 1855US8004945B2Recording medium access devicePANASONIC CORP·Filed 2007·Granted Aug 23, 2011·0 cites·24 claims
- 1950US7525887B2Playback signal processing apparatus and optical disc deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Apr 28, 2009·1 cites·34 claims
- 2050US6999394B2Optical disc playback apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Feb 14, 2006·2 cites·3 claims
- 2143US7428195B2Information reproduction apparatus and information reproduction methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Sep 23, 2008·0 cites·41 claims
- 2240US2004213123A1Information memory and reproduction deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
- 2339US2010027398A1Optical disc device and recording deviation amount transfer methodICHIKURA TAKAHIRO·Filed 2007·Application pending·0 cites
- 2436US2005138534A1Maximum likelihood encoding apparatus, maximum likelihood encoding method, program and reproduction apparatusFiled 2004·Application pending·0 cites
- 2527US2012044103A1Parallel interpolation a/d converter and digital equalizerKAIHARA RIE·Filed 2011·Application pending·0 cites
- 2623US8411544B2Optical disc reproduction apparatusOGURA YOUICHI·Filed 2011·Granted Apr 2, 2013·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →