Inventor · disambiguated record
Akihiro Itakura
Also filed as: ITAKURA AKIHIRO
36 granted patents·11 pending applications·318 citations·filing 1997–2023
97Inventor score
Top patents by PatentIndex Score
47 records- 0190US5825742AInformation recording method of optical recording mediumFUJITSU LTD·Filed 1997·Granted Oct 20, 1998·67 cites·9 claims
- 0288US8300341B2Magnetic recording device, magnetic recording method, and magnetic storage mediumITAKURA AKIHIRO·Filed 2011·Granted Oct 30, 2012·12 cites·8 claims
- 0386US7133232B2Apparatus for recording and regenerating dataFUJITSU LTD·Filed 2005·Granted Nov 7, 2006·4 cites·3 claims
- 0484US6667841B2Apparatus for recording and regenerating dataFUJITSU LTD·Filed 2001·Granted Dec 23, 2003·12 cites·3 claims
- 0581US12040620B2Renewal energy hydrogen systemTOSHIBA KK·Filed 2021·Granted Jul 16, 2024·1 cites·13 claims
- 0680US5978332AOptical recording medium, tilt detector, optical disk drive, tilt detecting method, and tilt correcting methodFUJITSU LTD·Filed 1997·Granted Nov 2, 1999·33 cites·15 claims
- 0779US7206147B2Apparatus for recording and regenerating dataFUJITSU LTD·Filed 2005·Granted Apr 17, 2007·2 cites·3 claims
- 0877US7130257B2Recording/reproducing apparatus having a substituting part substituting for burst errors and a method of substituting for burst errorsFUJITSU LTD·Filed 2003·Granted Oct 31, 2006·11 cites·11 claims
- 0976US9952289B2Storage battery evaluating apparatus and methodTOSHIBA KK·Filed 2015·Granted Apr 24, 2018·3 cites·10 claims
- 1074US7058878B2Data processing apparatus using iterative decodingFUJITSU LTD·Filed 2003·Granted Jun 6, 2006·20 cites·11 claims
- 1173US8000050B2Magnetic storage control apparatus, magnetic storage control method, and magnetic storage apparatusTOSHIBA STORAGE DEVICE CORP·Filed 2009·Granted Aug 16, 2011·2 cites·6 claims
- 1272US7180843B2Information recording and reproduction apparatus, optical disk apparatus and data reproduction methodFUJITSU LTD·Filed 2003·Granted Feb 20, 2007·19 cites·10 claims
- 1368US7530006B2Data recording and reproducing device and method utilizing iterative decoding techniqueFUJITSU LTD·Filed 2005·Granted May 5, 2009·1 cites·6 claims
- 1468US6754141B1Recording medium, method for recording and reproducing data using the medium, and magneto-optical recording apparatusFUJITSU LTD·Filed 2000·Granted Jun 22, 2004·6 cites·8 claims
- 1567US5959942AMethod and apparatus for reading a magneto-optical recording medium with asymmetrical edgesFUJITSU LTD·Filed 1997·Granted Sep 28, 1999·19 cites·7 claims
- 1666US6891689B2Apparatus for reading dataFUJITSU LTD·Filed 2001·Granted May 10, 2005·6 cites·14 claims
- 1766US5740154AMagnetooptical record medium having adjacent header signalsFUJITSU LTD·Filed 1997·Granted Apr 14, 1998·18 cites·9 claims
- 1864US9157965B2Storage battery deterioration diagnosis system and method thereofEZAWA TORU·Filed 2012·Granted Oct 13, 2015·1 cites·13 claims
- 1962US8643970B2Magnetic recording apparatus and recording method of magnetic recording apparatusTAGAMI NAOKI·Filed 2012·Granted Feb 4, 2014·1 cites·12 claims
- 2061US12346858B2System and method for planning hydrogen manufacturing to meet energy demand, system and method for energy generation operational planning utilizing photovoltaic production and hydrogen manufacturingTOSHIBA KK·Filed 2023·Granted Jul 1, 2025·0 cites·13 claims
- 2160US6255911B1PLL circuit protected against noise and missing pulses in a reference signalFUJITSU LTD·Filed 1999·Granted Jul 3, 2001·14 cites·30 claims
- 2259US6577560B2Magneto-optic recording medium in which magnetic partition tracks are removed for high track densityFUJITSU LTD·Filed 2001·Granted Jun 10, 2003·3 cites·9 claims
- 2358US7576935B2Apparatus for recording and regenerating dataFUJITSU LTD·Filed 2005·Granted Aug 18, 2009·2 cites·3 claims
- 2456US8102615B2Data storage apparatusITAKURA AKIHIRO·Filed 2009·Granted Jan 24, 2012·0 cites·11 claims
- 2553US2009116352A1Clock generating apparatus, magnetic disk apparatus, and write synchronization methodFUJITSU LTD·Filed 2008·Application pending·0 cites
- 2651US5796693AData reproduction apparatus and data reproduction methodFUJITSU LTD·Filed 1997·Granted Aug 18, 1998·28 cites·15 claims
- 2751US2009141384A1Inspection method for perpendicular magnetic recording medium and inspection device thereofFUJITSU LTD·Filed 2007·Application pending·0 cites
- 2850US8098449B2Magnetic recording device, control device, and magnetic recording device control methodITAKURA AKIHIRO·Filed 2009·Granted Jan 17, 2012·0 cites·9 claims
- 2950US6986093B2Apparatus for reproducing data and apparatus for recording/reproducing dataFUJITSU LTD·Filed 2002·Granted Jan 10, 2006·5 cites·11 claims
- 3049US7287211B2Data readout device and data readout methodFUJITSU LTD·Filed 2003·Granted Oct 23, 2007·4 cites·18 claims
- 3149US5883863AMagneto-optical reading method and apparatus and magneto-optical recording medium used for execution of the methodFUJITSU LTD·Filed 1997·Granted Mar 16, 1999·8 cites·9 claims
- 3248US5872754AData reproduction apparatusFUJITSU LTD·Filed 1997·Granted Feb 16, 1999·8 cites·9 claims
- 3347US7564768B2Recording and reproducing apparatusFUJITSU LTD·Filed 2005·Granted Jul 21, 2009·0 cites·6 claims
- 3447US7388523B2MTR encoding method, MTR decoding method, MTR encoder, MTR decoder, and magnetic recording deviceFUJITSU LTD·Filed 2006·Granted Jun 17, 2008·1 cites·13 claims
- 3546US6914737B2Apparatus for recording and regenerating dataFUJITSU LTD·Filed 2003·Granted Jul 5, 2005·2 cites·7 claims
- 3645US8533570B2Magnetic recording apparatusITAKURA AKIHIRO·Filed 2011·Granted Sep 10, 2013·0 cites·6 claims
- 3745US7032155B2Data regenerating apparatusFUJITSU LTD·Filed 2002·Granted Apr 18, 2006·3 cites·12 claims
- 3843US2013302657A1Storage battery system and method of re-configuring a connectionITAKURA AKIHIRO·Filed 2012·Application pending·0 cites
- 3943US2005068853A1Magneto-optical recording/reproducing apparatus and magneto-optical recording/reproducing methodFUJITSU LTD·Filed 2004·Application pending·0 cites
- 4041US2008263430A1Data readout device and data readout methodFUJITSU LTD·Filed 2007·Application pending·0 cites
- 4141US2012063028A1Magnetic recording apparatusSAKURAI MASATOSHI·Filed 2011·Application pending·0 cites
- 4241US2011267718A1Magnetic recording medium and method of manufacturing the sameTOSHIBA KK·Filed 2011·Application pending·0 cites
- 4339US2017232982A1Abnormality diagnosis apparatus, abnormality diagnosis method, and non-transitory computer readable mediumTOSHIBA KK·Filed 2016·Application pending·0 cites
- 4439US2011317306A1Magnetic recording apparatus, magnetic recording method, and magnetic recording mediumITAKURA AKIHIRO·Filed 2011·Application pending·0 cites
- 4535US5859813AMagneto-optical recording method and apparatus to be used in the methodFUJITSU LTD·Filed 1997·Granted Jan 12, 1999·2 cites·9 claims
- 4635US2016187431A1Storage battery, storage-battery evaluating device, and storage-battery evaluating methodTOSHIBA KK·Filed 2015·Application pending·0 cites
- 4733US2017096153A1Regenerative power-amount estimation device and brake plan plotting deviceTOSHIBA KK·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →