Inventor · disambiguated record
Yukari Katayama
Also filed as: KATAYAMA YUKARI · NISHINA MASATOSHI
26 granted patents·15 pending applications·375 citations·filing 1993–2012
96Inventor score
Top patents by PatentIndex Score
41 records- 0195US6651212B1Recording/reproduction device, semiconductor memory, and memory card using the semiconductor memoryHITACHI LTD·Filed 2000·Granted Nov 18, 2003·142 cites·22 claims
- 0292US5715105AMethod of and apparatus for recording on and reproducing from disk-type recording medium having recording tracks with sectors each having an ID area and a data areaHITACHI LTD·Filed 1993·Granted Feb 3, 1998·43 cites·22 claims
- 0385US6108158AMethod and apparatus for recording and reproducing disk-type recording medium with dual head including reading head and writing head having offset coresHITACHI LTD·Filed 1997·Granted Aug 22, 2000·33 cites·10 claims
- 0483US6492915B2Method for recording information, method for reproducing information, and information recording apparatusHITACHI LTD·Filed 2001·Granted Dec 10, 2002·14 cites·6 claims
- 0583US6317281B1Disk storage device having identification information for protecting stored dataHITACHI LTD·Filed 1995·Granted Nov 13, 2001·42 cites·8 claims
- 0682US8699803B2Display driving circuitKATAYAMA YUKARI·Filed 2011·Granted Apr 15, 2014·6 cites·10 claims
- 0781US5771248AApparatus and method for error correctionHITACHI LTD·Filed 1995·Granted Jun 23, 1998·33 cites·8 claims
- 0880US6400523B1Method and apparatus for recording and reproducing disk-type recording medium with dual head including reading head and writing head having offset coresHITACHI LTD·Filed 2001·Granted Jun 4, 2002·10 cites·4 claims
- 0979US8552946B2Display device, display driver and image display methodKUROKAWA YOSHIKI·Filed 2008·Granted Oct 8, 2013·4 cites·28 claims
- 1079US7155015B2Optical disk apparatus and data randomizing method using for optical disk apparatusHITACHI LTD·Filed 2001·Granted Dec 26, 2006·13 cites·13 claims
- 1178US8325128B2Display device and driving circuit thereofKATAYAMA YUKARI·Filed 2008·Granted Dec 4, 2012·4 cites·10 claims
- 1276US6236528B1Method and apparatus for recording and reproducing disk-type recording medium with dual head including reading head and writing head having offset coresHITACHI LTD·Filed 2000·Granted May 22, 2001·8 cites·2 claims
- 1374US8154498B2Display deviceKATAYAMA YUKARI·Filed 2006·Granted Apr 10, 2012·3 cites·6 claims
- 1470US8576255B2Image correction method and image display deviceKATAYAMA YUKARI·Filed 2007·Granted Nov 5, 2013·2 cites·10 claims
- 1569US6646574B2Method for recording information, method for reproducing information, and information recording apparatusHITACHI LTD·Filed 2002·Granted Nov 11, 2003·6 cites·1 claims
- 1668US8356235B2Recording and reproducing data to/from a recording medium having a user data area and an information area for storing information about the recording mediumHITACHI LTD·Filed 2009·Granted Jan 15, 2013·0 cites·2 claims
- 1767US7657817B2Recording and reproducing data to/from a recording medium having a user data area and an information area for storing information about the recording mediumHITACHI LTD·Filed 2008·Granted Feb 2, 2010·0 cites·6 claims
- 1867US7647542B2Recording and reproducing data to/from a recording medium having a user data area and an information area for storing information about the recording mediumHITACHI LTD·Filed 2008·Granted Jan 12, 2010·0 cites·6 claims
- 1967US7594155B2Recording and reproducing data to/from a recording medium having a user data area and an information area for storing information about the recording mediumHITACHI LTD·Filed 2008·Granted Sep 22, 2009·0 cites·6 claims
- 2067US7590915B2Recording and reproducing data to/from a recording medium having a user data area and an information area for storing information about the recording mediumHITACHI LTD·Filed 2008·Granted Sep 15, 2009·0 cites·6 claims
- 2165US7620874B2Recording method for recording data on a recording mediumHITACHI LTD·Filed 2007·Granted Nov 17, 2009·0 cites·6 claims
- 2262US6918079B2Recording method, reproducing method, recording apparatus, and reproducing apparatusHITACHI LTD·Filed 2002·Granted Jul 12, 2005·2 cites·20 claims
- 2361US7216286B2Data reproducing method and data reproducing apparatusHITACHI LTD·Filed 2003·Granted May 8, 2007·4 cites·10 claims
- 2459US7281194B2Recording method for recording data on a recording mediumHITACHI LTD·Filed 2005·Granted Oct 9, 2007·0 cites·5 claims
- 2559USRE39253EApparatus and method for error correctionHITACHI LTD·Filed 2000·Granted Aug 29, 2006·3 cites·21 claims
- 2655US2006248427A1Optical disk device and data randomizing method for optical disk driveKATAYAMA YUKARI·Filed 2006·Application pending·0 cites
- 2754US2009289965A1Liquid crystal driving deviceRENESAS TECH CORP·Filed 2009·Application pending·0 cites
- 2854US2013044146A1Display device, display driver and image display methodKUROKAWA YOSHIKI·Filed 2012·Application pending·0 cites
- 2952US2008315890A1Image Display DeviceKASAI NARUHIKO·Filed 2008·Application pending·0 cites
- 3051US2008316167A1Display driverKUROKAWA YOSHIKI·Filed 2008·Application pending·0 cites
- 3148US2007195028A1Display deviceKATAYAMA YUKARI·Filed 2006·Application pending·0 cites
- 3246US7124344B2Error correction coding and decoding apparatusesHITACHI LTD·Filed 2001·Granted Oct 17, 2006·3 cites·8 claims
- 3346US2006059528A1Video display system and video display deviceHITACHI LTD·Filed 2003·Application pending·0 cites
- 3446US2007132703A1Display deviceSEHATA HIROKO·Filed 2006·Application pending·0 cites
- 3543US2005223099A1Image display systemMORITA TOSHIYUKI·Filed 2005·Application pending·0 cites
- 3643US2003135798A1Optical disk device and data randomizing method for optical disk deviceFiled 2002·Application pending·0 cites
- 3742US2011242112A1Display device and driving circuit thereofRENESAS TECH CORP·Filed 2010·Application pending·0 cites
- 3841US2010295872A1Display driver and driving methodRENESAS ELECTRONICS CORP·Filed 2010·Application pending·0 cites
- 3941US2010302287A1Display driving device and display driving systemRENESAS ELECTRONICS CORP·Filed 2010·Application pending·0 cites
- 4040US2007043996A1Error correction coding and decoding apparatusesHITACHI LTD·Filed 2006·Application pending·0 cites
- 4138US2002027859A1Data recording method, data reproducing method, data recording apparatus and data reproducing apparatusHITACHI LTD·Filed 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →