Inventor · disambiguated record
Shanlin Duan
Also filed as: DUAN SHANLIN
28 granted patents·2 pending applications·331 citations·filing 1997–2010
96Inventor score
Files withIBM11HITACHI GLOBAL STORAGE TECH10DUAN SHANLIN5HITACHI GLOBAL STORAGE TECH NL2ZHANG KEZHAO1
Top patents by PatentIndex Score
30 records- 0190US6143388AThin film disk with onset layerIBM·Filed 1997·Granted Nov 7, 2000·59 cites·23 claims
- 0289US8102613B2System, method and apparatus for determining track pitch in a hard disk drive to satisfy the requirements of both off-track capacity and adjacent track erasureDUAN SHANLIN·Filed 2009·Granted Jan 24, 2012·17 cites·16 claims
- 0389US7692888B2Apparatus, system, and method for detection of fly height margin using controlled excitation of air bearing modeHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Apr 6, 2010·15 cites·27 claims
- 0488US7724462B2System, method and apparatus for direct head-disk clearance measurement by slider vibration and fly height calibrationHITACHI GLOBAL STORAGE TECH·Filed 2008·Granted May 25, 2010·10 cites·15 claims
- 0587US6314814B1Method and apparatus for precise measurement of pressure dependence of head fly height using transitional thermal signalsIBM·Filed 2000·Granted Nov 13, 2001·25 cites·15 claims
- 0683US6771453B2Glide slider fly height calibration method using disk spin down and slider dynamic scanHITACHI GLOBAL STORAGE TECH·Filed 2001·Granted Aug 3, 2004·25 cites·3 claims
- 0779US6965229B2Method of detecting polarity reversal in a magnetoresistive sensorHITACHI GLOBAL STORAGE TECH·Filed 2003·Granted Nov 15, 2005·13 cites·11 claims
- 0878US7121133B2System, method, and apparatus for glide head calibration with enhanced PZT channel for very low qualification glide heightsHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Oct 17, 2006·15 cites·8 claims
- 0978US6662623B2Apparatus and method for glide height calibration of disk surfaces by use of dual-zone laser textureIBM·Filed 2001·Granted Dec 16, 2003·27 cites·16 claims
- 1077US7173415B1System, method, and apparatus for detecting signal-to-noise ratio decay in perpendicular magnetic recordingHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Feb 6, 2007·3 cites·17 claims
- 1176US8618793B2High sensitivity glide sensor using frictional heatingDUAN SHANLIN·Filed 2009·Granted Dec 31, 2013·3 cites·22 claims
- 1275US6477008B1Magnetic recording transducer with electronic shieldIBM·Filed 1999·Granted Nov 5, 2002·27 cites·38 claims
- 1371US7271967B2System and method for determining whether defect in perpendicular recording disk drive is from thermal asperity or defect in magnetically soft underlayerHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Sep 18, 2007·8 cites·18 claims
- 1471US6526639B2Method for burnishing hard disksIBM·Filed 2001·Granted Mar 4, 2003·16 cites·12 claims
- 1568US7529049B2Method and system for testing of magnetic disks using F-BERHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted May 5, 2009·1 cites·17 claims
- 1667US7969675B2Determination of the quality of an erase process for perpendicular magnetic recording disksHITACHI GLOBAL STORAGE TECH NL·Filed 2008·Granted Jun 28, 2011·1 cites·12 claims
- 1763US6407891B1Magnetic read/write head having electromagnetic field cancellation elementIBM·Filed 1999·Granted Jun 18, 2002·16 cites·39 claims
- 1862US8395857B2Simulating discrete track media with continuous media for head evaluationZHANG KEZHAO·Filed 2010·Granted Mar 12, 2013·2 cites·20 claims
- 1962US6530258B2Disk drive laser melt bump disk for accurate glide calibration and certification processingIBM·Filed 2001·Granted Mar 11, 2003·4 cites·7 claims
- 2061US6174582B1Thin film magnetic disk having reactive element doped refractory metal seed layerIBM·Filed 1998·Granted Jan 16, 2001·14 cites·29 claims
- 2158US7946156B2Glide test heads using heating elements to form a planar detection surfaceHITACHI GLOBAL STORAGE TECH NL·Filed 2007·Granted May 24, 2011·0 cites·16 claims
- 2256US8133530B2One magnetic sided media for low cost and low capacity applicationsDUAN SHANLIN·Filed 2008·Granted Mar 13, 2012·0 cites·25 claims
- 2354US8174783B2Testing magnetic disk performance with a single slider simulating sliders of various disk drive systemsDUAN SHANLIN·Filed 2009·Granted May 8, 2012·0 cites·20 claims
- 2452US8958178B2Reducing slider bounce in a hard disk driveDUAN SHANLIN·Filed 2009·Granted Feb 17, 2015·0 cites·9 claims
- 2551US6330122B1Magnetic tester for disk surface scanIBM·Filed 1999·Granted Dec 11, 2001·9 cites·24 claims
- 2649US6357095B1Hard disk burnishing headIBM·Filed 1999·Granted Mar 19, 2002·12 cites·10 claims
- 2744US6580266B2Thin film delamination detection for magnetic disksHITACHI GLOBAL STORAGE TECH·Filed 2001·Granted Jun 17, 2003·4 cites·11 claims
- 2844US2010142344A1Method for direct head-disk clearance measurement by slider vibration and fly height calibrationHITACHI GLOBAL STORAGE TECH·Filed 2010·Application pending·0 cites
- 2942US6413608B1Seed layer and underlayer with high and low oxygen concentration portions for hand disk magnetic recording medium on a glass substrateIBM·Filed 1999·Granted Jul 2, 2002·5 cites·18 claims
- 3029US2003107830A1Thin film delamination detectionFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →