Inventor · disambiguated record
Alexei H. Sacks
Also filed as: SACKS ALEXEI · SACKS ALEXEI H · SACKS ALEXEI HIRAM
33 granted patents·3 pending applications·941 citations·filing 1993–2015
98Inventor score
Top patents by PatentIndex Score
36 records- 0197US6490111B1Method and apparatus for refreshing servo patterns in a disc driveSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Dec 3, 2002·78 cites·16 claims
- 0297US6411459B1Advanced servo writing method for hard disc drivesSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Jun 25, 2002·90 cites·14 claims
- 0395US6181505B1Synchronous digital demodulator with integrated read and servo channelsSEAGATE TECHNOLOGY LLC·Filed 1999·Granted Jan 30, 2001·104 cites·17 claims
- 0493US6480353B1Fixed disc drive cartridge and playback deviceSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Nov 12, 2002·41 cites·14 claims
- 0592US7706092B2Null servo pattern for bit-patterned mediaSEAGATE TECHNOLOGY LLC·Filed 2007·Granted Apr 27, 2010·19 cites·19 claims
- 0692US7349167B2Utilizing track identification fields for timing recoverySEAGATE TECHNOLOGY LLC·Filed 2005·Granted Mar 25, 2008·16 cites·18 claims
- 0792US6510015B2Magnetic disc having physical servo patterns with a magnetic carrier, and method of making and using the sameSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Jan 21, 2003·39 cites·20 claims
- 0892US6469849B1Field ratioing demodulation circuit for a null-type servo patternSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Oct 22, 2002·34 cites·3 claims
- 0990US5459624AActivator control method and apparatus for positioning a transducer using a phase plane trajectory trough function for a direct access storage device with estimated velocity and position statesIBM·Filed 1993·Granted Oct 17, 1995·54 cites·8 claims
- 1088US6614608B1Buried servo patterned mediaSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Sep 2, 2003·24 cites·20 claims
- 1188US6608477B2Apparatus and method for altering track scan data based on head width relative to data track width and determining the position error signal from the altered track scan data to qualify the head in a data storage deviceSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Aug 19, 2003·35 cites·20 claims
- 1287US7688535B2Extracting position information using user dataSEAGATE TECHNOLOGY LLC·Filed 2007·Granted Mar 30, 2010·7 cites·19 claims
- 1387US7023631B2Bi-frequency servo patternSEAGATE TECHNOLOGY LLC·Filed 2003·Granted Apr 4, 2006·30 cites·14 claims
- 1487US6952320B1Virtual tracks for repeatable runout compensationSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Oct 4, 2005·26 cites·8 claims
- 1587US6426845B1Asynchronous analog demodulator and method for a null-type servo patternSEAGATE TECHNOLOGY LLC·Filed 1999·Granted Jul 30, 2002·50 cites·17 claims
- 1686US6243224B1Asynchronous digital demodulator and method for a null-type servo patternSEAGATE TECHNOLOGY LLC·Filed 1999·Granted Jun 5, 2001·45 cites·17 claims
- 1785US6510752B1Method and apparatus for testing microactuators on a suspension assemblySEAGATE TECHNOLOGY LLC·Filed 1999·Granted Jan 28, 2003·48 cites·17 claims
- 1883US6195220B1Method and apparatus utilizing field ratioing demodulation techniques for a null-type servo patternSEAGATE TECHNOLOGY LLC·Filed 1999·Granted Feb 27, 2001·33 cites·16 claims
- 1982US7567403B2Bi-directional servo track writing to minimize sidewall writing at high skew anglesSEAGATE TECHNOLOGY LLC·Filed 2007·Granted Jul 28, 2009·6 cites·22 claims
- 2081US7064914B1Position error signal qualitySEAGATE TECHNOLOGY LLC·Filed 2004·Granted Jun 20, 2006·14 cites·20 claims
- 2175US6249392B1Head instability detection method and apparatusSEAGATE TECHNOLOGY LLC·Filed 1998·Granted Jun 19, 2001·22 cites·14 claims
- 2273US6627254B1Method of manufacturing a recording media with mechanically patterned landing zoneSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Sep 30, 2003·12 cites·9 claims
- 2373US6538838B1Method and apparatus for closed-loop spin-stand testingSEAGATE TECHNOLOGY LLC·Filed 1999·Granted Mar 25, 2003·25 cites·19 claims
- 2471US6556933B1Transducer instability detection in a digital channelSEAGATE TECHNOLOGY LLC·Filed 2000·Granted Apr 29, 2003·15 cites·19 claims
- 2571US6377413B1Method and apparatus for encoding identification information on a magnetic discSEAGATE TECHNOLOGY LLC·Filed 1999·Granted Apr 23, 2002·22 cites·20 claims
- 2670US8737001B2Bit patterned magnetic storage mediumCHAUHAN SUNDEEP·Filed 2010·Granted May 27, 2014·3 cites·13 claims
- 2770US7154699B2High bandwidth large stroke spin-standSEAGATE TECHNOLOGY LLC·Filed 2001·Granted Dec 26, 2006·10 cites·19 claims
- 2866US6490117B1Method of thermally printing servo patterns on magnetic mediaSEAGATE TECHNOLOGY LLC·Filed 1999·Granted Dec 3, 2002·16 cites·9 claims
- 2959US6879458B2Method for thermally writing servo patterns on magnetic mediaSEAGATE TECHNOLOGY LLC·Filed 2002·Granted Apr 12, 2005·3 cites·19 claims
- 3056US7387848B2Recording media with mechanically patterned landing zoneSEAGATE TECHNOLOGY LLC·Filed 2003·Granted Jun 17, 2008·4 cites·5 claims
- 3156US6878426B2Recording media with mechanically patterned landing zoneSEAGATE TECHNOLOGY LLC·Filed 2003·Granted Apr 12, 2005·4 cites·16 claims
- 3254US2011051286A1Writing data on alternating magnetic and nonmagnetic stripes of a servo patternSEAGATE TECHNOLOGY LLC·Filed 2009·Application pending·0 cites
- 3350US6188539B1Extended position error signal linearization and normalizationSEAGATE TECHNOLOGY LLC·Filed 1998·Granted Feb 13, 2001·10 cites·17 claims
- 3443US2016329072A1One or more non-disk disk drive components having a lubricant composition that is miscible with a disk media lubricant compositionSEAGATE TECHNOLOGY LLC·Filed 2015·Application pending·0 cites
- 3536US6327108B1Filter calibration method in a disc drive and apparatusSEAGATE TECHNOLOGY LLC·Filed 1998·Granted Dec 4, 2001·2 cites·10 claims
- 3634US2003197968A1Bi-directional servo track writing to minimize sidewall writing at high skew anglesFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →