Inventor · disambiguated record
Qinghua Zeng
Also filed as: ZENG QINGHUA
38 granted patents·3 pending applications·305 citations·filing 2001–2024
97Inventor score
Files withSAE MAGNETICS HK LTD13HITACHI GLOBAL STORAGE TECH10ZENG QINGHUA5WESTERN DIGITAL TECH INC4FU YEN1
Top patents by PatentIndex Score
41 records- 0196US7106582B2Shock mount assembly for attachment of an electronic device to a support structureHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Sep 12, 2006·69 cites·6 claims
- 0290US8976481B1Touch down detection with HDI sensor DC modeSAE MAGNETICS HK LTD·Filed 2014·Granted Mar 10, 2015·16 cites·17 claims
- 0390US7312941B2Disk drive with head-disk interaction sensor integrated with suspensionHITACHI GLOBAL STORAGE TECH·Filed 2003·Granted Dec 25, 2007·30 cites·21 claims
- 0489US7480120B2Apparatus and method for damping slider-gimbal coupled vibration of a hard disk driveHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Jan 20, 2009·10 cites·19 claims
- 0589US7260885B2System and method for rigidly coupling a disk drive to a chassis of a computerHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Aug 28, 2007·21 cites·22 claims
- 0688US7907368B2Balanced head gimbal assembly for improved seeking performanceSAE MAGNETICS HK LTD·Filed 2007·Granted Mar 15, 2011·7 cites·23 claims
- 0787US9892746B1ABS design with soft bumper pads (SBP) for mitigating media damage and thermal erasure in hard disk drives (HDD)SAE MAGNETICS HK LTD·Filed 2017·Granted Feb 13, 2018·5 cites·21 claims
- 0887US9620763B1Connector assembly with integrated sense and balance line protection for multi-cell batteriesGS YUASA LITHIUM POWER INC·Filed 2016·Granted Apr 11, 2017·13 cites·20 claims
- 0987US7684154B2Suspension gimbal designs with better dynamic performancesSAE MAGNETICS HK LTD·Filed 2006·Granted Mar 23, 2010·6 cites·5 claims
- 1086US8054585B2Gimbal with assymmetric dynamic stiffnessSAE MAGNETICS HK LTD·Filed 2006·Granted Nov 8, 2011·6 cites·27 claims
- 1186US7701672B2Suspension with locally stiffened load beamSAE MAGNETICS HK LTD·Filed 2006·Granted Apr 20, 2010·7 cites·33 claims
- 1286US6958871B2Head-disk interaction sensor integrated with suspensionHITACHI GLOBAL STORAGE TECH·Filed 2003·Granted Oct 25, 2005·20 cites·22 claims
- 1385US7215506B2Hard disk drive (HDD) assembly of small form-factor HDD shock-mounted in frame having dimensions of larger form-factor HDDHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted May 8, 2007·20 cites·32 claims
- 1484US12176015B1Pole tip recession compensation by dual heater ratio optimization in a hard disk driveWESTERN DIGITAL TECH INC·Filed 2023·Granted Dec 24, 2024·1 cites·24 claims
- 1583US8027127B2Method of reducing slider roll torque by balancing head gimbal assembly for improved seeking performanceSAE MAGNETICS HK LTD·Filed 2011·Granted Sep 27, 2011·5 cites·24 claims
- 1682US11869546B1Adaptive dual heater mode for hard disk driveWESTERN DIGITAL TECH INC·Filed 2022·Granted Jan 9, 2024·1 cites·19 claims
- 1782US11211084B1Protective shields under touchdown conditions for thermally assisted perpendicular magnetic recordingSAE MAGNETICS HK LTD·Filed 2020·Granted Dec 28, 2021·2 cites·20 claims
- 1882US8717702B2Measurement of spacing fluctuationZENG QINGHUA·Filed 2012·Granted May 6, 2014·7 cites·22 claims
- 1982US6735051B2Suspension having motion limiter for use with upstream-oriented headsFiled 2003·Granted May 11, 2004·13 cites·3 claims
- 2081US8767339B2Spacing fluctuation compensationZENG QINGHUA·Filed 2012·Granted Jul 1, 2014·6 cites·11 claims
- 2181US7069156B2Method for adjusting the pitch and roll static torques in a disk drive head suspension assemblyHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Jun 27, 2006·15 cites·29 claims
- 2277US10679653B1High power ratio mode for TAMR drivesSAE MAGNETICS HK LTD·Filed 2019·Granted Jun 9, 2020·4 cites·17 claims
- 2377US8218269B2Gimbal mounted slider assembly with ramp limiter transverse barZENG QINGHUA·Filed 2011·Granted Jul 10, 2012·3 cites·6 claims
- 2475US12347468B2Energy-assisted magnetic recording data storage device with opportunistic boosted laser pre-biasingWESTERN DIGITAL TECH INC·Filed 2023·Granted Jul 1, 2025·0 cites·20 claims
- 2574US7885040B2Suspension with locally strengthened gimbalSAE MAGNETICS HK LTD·Filed 2007·Granted Feb 8, 2011·2 cites·24 claims
- 2673US7196902B2Disk drive coupling apparatus for rigidly coupling a disk drive to a chassis of a computerHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Mar 27, 2007·6 cites·23 claims
- 2769US10629233B1Bumper pad design for TAMR drivesSAE MAGNETICS HK LTD·Filed 2019·Granted Apr 21, 2020·2 cites·12 claims
- 2866US8000061B2Gimbal mounted slider assembly with transverse bars connecting inner edges of ramp limiter armsSAE MAGNETICS HK LTD·Filed 2010·Granted Aug 16, 2011·1 cites·6 claims
- 2966US2024325679A1Low-blue light sourceKORRUS INC·Filed 2024·Application pending·0 cites
- 3065US9085732B2Millisecond decay phosphors for AC LED lighting applicationsZENG QINGHUA·Filed 2012·Granted Jul 21, 2015·1 cites·28 claims
- 3162US10839843B1TD detection with enhanced HDIs signalSAE MAGNETICS HK LTD·Filed 2019·Granted Nov 17, 2020·1 cites·16 claims
- 3262US9251829B2Head DFH protrusion shape calibration by HDI sensorNGAN SIU YIN·Filed 2011·Granted Feb 2, 2016·2 cites·32 claims
- 3360US6697216B2Disk drives with upstream-oriented headsHITACHI GLOBAL STORAGE TECH·Filed 2001·Granted Feb 24, 2004·3 cites·30 claims
- 3457US12165681B1Touchdown detection and write-spacing setting in magnetic recording heads with protruding featuresWESTERN DIGITAL TECH INC·Filed 2023·Granted Dec 10, 2024·0 cites·21 claims
- 3553US9089037B2Long decay phosphors for lighting applicationsINTEMATIX CORP·Filed 2013·Granted Jul 21, 2015·0 cites·20 claims
- 3653US8248729B2Slider with hook-shaped air compression mechanisms near trailing edge cornersHUANG WEIDONG·Filed 2006·Granted Aug 21, 2012·0 cites·9 claims
- 3749US8638528B2Slider air bearing for mobile drivesZENG QINGHUA·Filed 2006·Granted Jan 28, 2014·0 cites·15 claims
- 3849US2008151426A1System and method for compliant, adaptive hard drive slidersHUANG FU-YING·Filed 2006·Application pending·0 cites
- 3949US2008225437A1Head gimbal assembly with low head disk interaction responseFU YEN·Filed 2007·Application pending·0 cites
- 4048US7352532B2Method and apparatus for utilizing a small pad to increase a head to a disk interface reliability for a load/unload driveHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Apr 1, 2008·0 cites·22 claims
- 4139US11289116B1Patterned reader shields for a cooler readerHEADWAY TECH INC·Filed 2020·Granted Mar 29, 2022·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →