Inventor · disambiguated record
Eiji Ogura
Also filed as: OGURA EIJI
95 granted patents·6 pending applications·874 citations·filing 1991–2022
99Inventor score
Top patents by PatentIndex Score
101 records- 0197US10460757B1Management of head and media dimensional stabilityIBM·Filed 2018·Granted Oct 29, 2019·20 cites·25 claims
- 0295US7529061B2Tape drive for maintaining lateral position utilizing longitudinally shifted servo pattern with increased sampling rateIBM·Filed 2008·Granted May 5, 2009·21 cites·25 claims
- 0395US7102847B2Identification of laterally positioned servo bands employing differentiating characteristics of servo patternsIBM·Filed 2005·Granted Sep 5, 2006·20 cites·4 claims
- 0495US7002763B2Identification of laterally positioned servo bands employing differentiating characteristics of servo patternsIBM·Filed 2003·Granted Feb 21, 2006·48 cites·4 claims
- 0594US10276204B1Behavioral model for dynamic tension compensationIBM·Filed 2018·Granted Apr 30, 2019·13 cites·25 claims
- 0692US8000052B2Cartridge refresh and verifyIBM·Filed 2008·Granted Aug 16, 2011·9 cites·17 claims
- 0792US7920356B2Method and system for providing a longitudinally shifted servo pattern for increased sampling rateIBM·Filed 2008·Granted Apr 5, 2011·12 cites·23 claims
- 0892US7364106B2Compensation for tape breakage in a tape driveIBM·Filed 2007·Granted Apr 29, 2008·12 cites·5 claims
- 0992US7280307B2Track following servo actuator offset calibration for tape driveIBM·Filed 2006·Granted Oct 9, 2007·12 cites·18 claims
- 1092US6937413B2Tape servo information with superimposed data information providing servo band identificationIBM·Filed 2003·Granted Aug 30, 2005·36 cites·7 claims
- 1191US10566022B1Management of head and media dimensional stabilityIBM·Filed 2019·Granted Feb 18, 2020·7 cites·19 claims
- 1290US6940682B2Data read transducers for determining lateral position of a tape head with respect to longitudinal servo bands of magnetic tapeIBM·Filed 2003·Granted Sep 6, 2005·29 cites·30 claims
- 1389US7443623B2Peak detection for magnetic tape timing based servoIBM·Filed 2008·Granted Oct 28, 2008·8 cites·12 claims
- 1488US9640209B1Generating defect signals in time based servo tape storage systemsIBM·Filed 2016·Granted May 2, 2017·7 cites·20 claims
- 1588US7903368B2Tape cartridge having tape media with longitudinally shifted servo pattern for increased sampling rateIBM·Filed 2008·Granted Mar 8, 2011·8 cites·8 claims
- 1688US7369342B2Peak detection for magnetic tape timing based servoIBM·Filed 2005·Granted May 6, 2008·7 cites·4 claims
- 1787US5872604AMethods and apparatus for detection of motion vectorsSONY CORP·Filed 1997·Granted Feb 16, 1999·99 cites·16 claims
- 1886US7177114B1Apparatus, system, and method for the velocity proportional clocking of time base servo tape storage devicesINTERNAT BUSSINESS MACHINES CO·Filed 2005·Granted Feb 13, 2007·7 cites·20 claims
- 1985US7102846B2Identification of laterally positioned servo bands employing differentiating characteristics of servo patternsIBM·Filed 2005·Granted Sep 5, 2006·5 cites·1 claims
- 2084US9959892B1Extending usable life of magnetic storage mediaIBM·Filed 2017·Granted May 1, 2018·6 cites·9 claims
- 2183US8767335B2Accurate radius and velocity measurement of tape transportsHANCOCK REED A·Filed 2012·Granted Jul 1, 2014·6 cites·20 claims
- 2283US7196708B2Parallel vector processingSONY ELECTRONICS INC·Filed 2004·Granted Mar 27, 2007·57 cites·31 claims
- 2383US5768430AMotion vector detection apparatus and predictive coding system for compensating for movement with the apparatusSONY CORP·Filed 1997·Granted Jun 16, 1998·56 cites·4 claims
- 2482US10832722B2Management of head and media dimensional stabilityIBM·Filed 2019·Granted Nov 10, 2020·3 cites·20 claims
- 2582US10467146B1Tape drive with intelligent selection of wrap / track for temporarily storing flushed dataIBM·Filed 2018·Granted Nov 5, 2019·2 cites·20 claims
- 2682US10269378B1Backward compatibility tape read headIBM·Filed 2018·Granted Apr 23, 2019·5 cites·17 claims
- 2782US7948706B2Apparatus and method to adjust the orientation of a read head to correct for dynamic skewIBM·Filed 2009·Granted May 24, 2011·4 cites·17 claims
- 2882US7362537B2Velocity adaptive compensator for a synchronous sampling time-base servo systemIBM·Filed 2006·Granted Apr 22, 2008·4 cites·12 claims
- 2982US7175122B2Compensation for tape breakage in a tape driveIBM·Filed 2004·Granted Feb 13, 2007·12 cites·18 claims
- 3081US8559124B2Cartridge refresh and verifyFRY SCOTT MILTON·Filed 2012·Granted Oct 15, 2013·4 cites·18 claims
- 3180US11605400B2Tape acclimation acceleration for environmental calibrationIBM·Filed 2021·Granted Mar 14, 2023·1 cites·25 claims
- 3280US10497391B1Rewinding a tape mediumIBM·Filed 2018·Granted Dec 3, 2019·4 cites·11 claims
- 3380US8134797B2Application of continuous position error offset signal to acquire servo trackBUI NHAN XUAN·Filed 2010·Granted Mar 13, 2012·5 cites·16 claims
- 3480US7391585B1Method for reducing occurrences of tape stick conditions in magnetic tapeIBM·Filed 2007·Granted Jun 24, 2008·4 cites·19 claims
- 3577US10437511B2Data access on tapeIBM·Filed 2016·Granted Oct 8, 2019·2 cites·15 claims
- 3677US9183874B1Determining estimated position information of a magnetic recording tape using media thickness estimationIBM·Filed 2015·Granted Nov 10, 2015·3 cites·20 claims
- 3776US8373941B2Automatic unthread to secure tape from sticking to the headIBM·Filed 2008·Granted Feb 12, 2013·4 cites·19 claims
- 3876US7764456B2Method for reducing occurrences of tape stick conditions in magnetic tapeIBM·Filed 2008·Granted Jul 27, 2010·2 cites·1 claims
- 3975US7433146B2Method for reducing occurrences of tape stick conditions in magnetic tapeIBM·Filed 2007·Granted Oct 7, 2008·2 cites·1 claims
- 4075US7110212B2Compensator for a synchronous sampling time-base servo systemIBM·Filed 2004·Granted Sep 19, 2006·10 cites·20 claims
- 4174US9934816B1Avoiding debris accumulation on tape driveIBM·Filed 2017·Granted Apr 3, 2018·3 cites·17 claims
- 4274US8054569B2Method and apparatus to identify a data band encoded between two servo bands in a sequential information storage mediumIBM·Filed 2009·Granted Nov 8, 2011·2 cites·20 claims
- 4374US7986482B2Applying whip effect to magnetic tape exhibiting a tape stick conditionIBM·Filed 2008·Granted Jul 26, 2011·2 cites·25 claims
- 4473US8861324B1Damaged tape cartridge detectionIBM·Filed 2013·Granted Oct 14, 2014·2 cites·20 claims
- 4573US7738927B2In-vehicle hand-free apparatusHONDA ACCESS KK·Filed 2005·Granted Jun 15, 2010·5 cites·10 claims
- 4672US6438169B1Video signal compressing method and apparatus, and compressed data multiplexing method and apparatusSONY CORP·Filed 1999·Granted Aug 20, 2002·42 cites·26 claims
- 4772US5182680ARecording control systemSONY CORP·Filed 1991·Granted Jan 26, 1993·20 cites·9 claims
- 4871US8780484B2Tape friction measurementHANCOCK REED A·Filed 2012·Granted Jul 15, 2014·2 cites·20 claims
- 4971US8773805B2Tape media lifeARGUMEDO ARMANDO JESUS·Filed 2012·Granted Jul 8, 2014·2 cites·18 claims
- 5070US7265935B2Velocity adaptive compensator for a synchronous sampling time-based servo systemIBM·Filed 2004·Granted Sep 4, 2007·6 cites·48 claims
Showing the top 50 of 101 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →