Inventor · disambiguated record
Jifang Tian
Also filed as: TIAN JIFANG
33 granted patents·3 pending applications·800 citations·filing 2006–2023
97Inventor score
Files withWESTERN DIGITAL TECH INC10HITACHI GLOBAL STORAGE TECH NL5HUANG FU-YING4TIAN JIFANG4APPLE INC3
Top patents by PatentIndex Score
36 records- 0197US8593764B1Method for fine actuation of a head during operation of a disk driveWESTERN DIGITAL TECH INC·Filed 2012·Granted Nov 26, 2013·65 cites·11 claims
- 0297US8295012B1Disk drive suspension assembly with rotary fine actuator at flexure tongueTIAN JIFANG·Filed 2011·Granted Oct 23, 2012·96 cites·20 claims
- 0396US8693139B2Ultra-thin HDD embedded disk clamp designTIAN JIFANG·Filed 2012·Granted Apr 8, 2014·49 cites·19 claims
- 0496US8446694B1Disk drive head suspension assembly with embedded in-plane actuator at flexure tongueWESTERN DIGITIAL TECHNOLOGIES INC·Filed 2012·Granted May 21, 2013·97 cites·28 claims
- 0596US8125740B1Disk drive actuator having a bobbin contacting a closed coil periphery at two locationsYANG JIAN·Filed 2010·Granted Feb 28, 2012·49 cites·21 claims
- 0695US8797691B1Disk drive head suspension with a single piezoelectric element adhered to rotary-actuated and non-actuated portions of a structural layer of a tongue of a laminated flexureWESTERN DIGITAL TECH INC·Filed 2013·Granted Aug 5, 2014·39 cites·20 claims
- 0795US8411389B1Disk drive fluid dynamic bearing spindleTIAN JIFANG·Filed 2010·Granted Apr 2, 2013·49 cites·19 claims
- 0895US8289646B1Disk drive having a disk limiter that is disposed within an angular range relative to a base depression brimHEO BAEKHO·Filed 2010·Granted Oct 16, 2012·53 cites·19 claims
- 0995US8233239B1Disk drive head stack assembly having first and second swage bosses with different inner lip profilesTEO KIA MOH·Filed 2010·Granted Jul 31, 2012·58 cites·24 claims
- 1095US7813083B2Disk drive load arm structure having a strain sensor and method of its fabricationMAXTOR CORP·Filed 2007·Granted Oct 12, 2010·36 cites·19 claims
- 1194US8705201B2Information storage device with a damping insert sheet between a housing bay and a disk driveCASEY SHAWN E·Filed 2011·Granted Apr 22, 2014·54 cites·13 claims
- 1293US8667667B1Method for fabricating a disk drive base for a disk driveNGUYEN DIEP L·Filed 2011·Granted Mar 11, 2014·52 cites·10 claims
- 1393US7773346B1Slider that dynamically adjusts the head-to-disk spacing in a disk driveSEAGATE TECHNOLOGY LLC·Filed 2006·Granted Aug 10, 2010·16 cites·26 claims
- 1493US7724480B1Slider that dynamically adjusts the head-to-disk spacing in a disk driveSEAGATE TECHNOLOGY LLC·Filed 2006·Granted May 25, 2010·16 cites·32 claims
- 1592US7848058B2Voice coil damperHITACHI GLOBAL STORAGE TECH NL·Filed 2007·Granted Dec 7, 2010·13 cites·16 claims
- 1689US8982513B1Disk drive head suspension with dual piezoelectric elements adhered to rotary-actuated and non-actuated portions of a structural layer of a tongue of a laminated flexureWESTERN DIGITAL TECH INC·Filed 2013·Granted Mar 17, 2015·12 cites·20 claims
- 1787US7903377B2System, method, and apparatus for an independent flexible cable damper for reducing flexible cable fatigue in a hard disk driveHITACHI GLOBAL STORAGE TECH NL·Filed 2007·Granted Mar 8, 2011·7 cites·20 claims
- 1883US8228639B2Symmetrically tapered constrained layer damper for a flex cable assembly for a hard disk driveHUANG FU-YING·Filed 2008·Granted Jul 24, 2012·5 cites·18 claims
- 1982US9142225B1Electronic system with actuator control mechanism and method of operation thereofWESTERN DIGITAL TECH INC·Filed 2014·Granted Sep 22, 2015·5 cites·22 claims
- 2082US9036295B1Information storage device with a damping insert sheet between a housing bay and a disk driveWESTERN DIGITAL TECH INC·Filed 2014·Granted May 19, 2015·5 cites·18 claims
- 2180US9401165B1Method and system to monitor magnetic head loading and unloading stability for a data storage systemWESTERN DIGITAL TECH INC·Filed 2014·Granted Jul 26, 2016·4 cites·18 claims
- 2278US9947370B1Hard disk drive support in USB enclosure to improve vibration isolationWESTERN DIGITAL TECH INC·Filed 2015·Granted Apr 17, 2018·3 cites·21 claims
- 2378US8223461B2Pure rotary microactuatorHUANG FU-YING·Filed 2007·Granted Jul 17, 2012·3 cites·13 claims
- 2476US9116066B1Devices and methods for system-level disk drive vibration and shock testingTIAN JIFANG·Filed 2012·Granted Aug 25, 2015·4 cites·20 claims
- 2574US9076471B1Fall detection scheme using FFSWESTERN DIGITAL TECH INC·Filed 2013·Granted Jul 7, 2015·3 cites·18 claims
- 2670US7976221B2System and method for improving lubrication in a fluid dynamic bearing near the contact regionHITACHI GLOBAL STORAGE TECH NL·Filed 2007·Granted Jul 12, 2011·3 cites·11 claims
- 2769US8040639B2Integrated silicon micro-actuator sliderHITACHI GLOBAL STORAGE TECH NL·Filed 2007·Granted Oct 18, 2011·1 cites·14 claims
- 2868US11588377B2Electronic devices with a motor that includes a stator with a non-uniform radius of curvatureAPPLE INC·Filed 2020·Granted Feb 21, 2023·0 cites·20 claims
- 2963US8027123B2Integrated windage blocker for reduction of flex cable vibration in a disk driveHITACHI GLOBAL STORAGE TECH NL·Filed 2007·Granted Sep 27, 2011·1 cites·18 claims
- 3061US9361947B1Hard disk drive motor cup supportWESTERN DIGITAL TECH INC·Filed 2015·Granted Jun 7, 2016·2 cites·25 claims
- 3158US9299384B1Ultra-thin HDD embedded disk clamp designWESTERN DIGITAL TECH INC·Filed 2014·Granted Mar 29, 2016·0 cites·4 claims
- 3256US8233241B2Positioning weight assemblies along a dynamic loop section of a flex cable to reduce flex cable oscillationHUANG FU-YING·Filed 2008·Granted Jul 31, 2012·0 cites·16 claims
- 3353US2024397665A1Electronic devices with a looped thermal module having a unidirectional valveAPPLE INC·Filed 2023·Application pending·0 cites
- 3451US2009147407A1Integrated flexure tongue micro-actuatorHUANG FU-YING·Filed 2007·Application pending·0 cites
- 3550US2024395660A1Thermal management module of an integrated circuit assemblyAPPLE INC·Filed 2023·Application pending·0 cites
- 3647US8194347B2Designed roughness and surface treatments for capillary buffer of fluid dynamic bearingsHENDRIKS FERDINAND·Filed 2007·Granted Jun 5, 2012·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →