Inventor · disambiguated record
Yan Wu
Also filed as: WU YAN · Wu yan jin · Wu yan-zhe
82 granted patents·25 pending applications·1,028 citations·filing 2005–2025
99Inventor score
Files withHEADWAY TECH INC47GM GLOBAL TECH OPERATIONS LLC13BAI ZHIGANG10WU YAN10HEADWAY TECHNOLOGIES INC8
Top patents by PatentIndex Score
107 records- 0198US11152021B1Perpendicular magnetic recording (PMR) writer with tunable pole protrusion (TPP) designs for 2 terabytes/platter (TB/P) and beyondHEADWAY TECH INC·Filed 2020·Granted Oct 19, 2021·15 cites·15 claims
- 0298US10325618B1Perpendicular magnetic recording (PMR) writer with one or more spin flipping elements in the gapHEADWAY TECH INC·Filed 2018·Granted Jun 18, 2019·127 cites·23 claims
- 0398US9230571B1MgO based perpendicular spin polarizer in microwave assisted magnetic recording (MAMR) applicationsHEADWAY TECHNOLOGIES INC·Filed 2014·Granted Jan 5, 2016·180 cites·17 claims
- 0497US9966091B2MgO based perpendicular spin polarizer in microwave assisted magnetic recording (MAMR) applicationsHEADWAY TECH INC·Filed 2016·Granted May 8, 2018·34 cites·11 claims
- 0597US9153819B2Negative electrode for a lithium ion batteryHUANG XIAOSONG·Filed 2011·Granted Oct 6, 2015·47 cites·12 claims
- 0697US8264792B2PMR writer device with multi-level tapered write poleBAI ZHIGANG·Filed 2009·Granted Sep 11, 2012·80 cites·5 claims
- 0796US11380355B2Adaptive bias control for magnetic recording headHEADWAY TECH INC·Filed 2020·Granted Jul 5, 2022·7 cites·10 claims
- 0896US11043232B1Spin torque reversal assisted magnetic recording (STRAMR) device having a width substantially equal to that of a traililng shieldHEADWAY TECH INC·Filed 2020·Granted Jun 22, 2021·13 cites·29 claims
- 0996US8125732B2Tapered PMR write pole with straight side wall portionBAI ZHIGANG·Filed 2009·Granted Feb 28, 2012·34 cites·20 claims
- 1095US10580441B1Magnetic recording assisted by two spin hall effect (SHE) layers in the write gapHEADWAY TECH INC·Filed 2019·Granted Mar 3, 2020·26 cites·41 claims
- 1195US10522174B1Magnetic flux guiding device with antiferromagnetically coupled (AFC) spin polarizer in assisted writing applicationHEADWAY TECH INC·Filed 2019·Granted Dec 31, 2019·22 cites·16 claims
- 1295US8824106B1Two sensor reader for hard disk drive (HDD)HEADWAY TECHNOLOGIES INC·Filed 2013·Granted Sep 2, 2014·39 cites·27 claims
- 1395US8134802B2Writer and reader arrangements for shingled writingBAI ZHIGANG·Filed 2009·Granted Mar 13, 2012·27 cites·39 claims
- 1494US10714132B1Magnetic flux guiding devices all around main pole design without leading shield and side shields in assisted writing applicationsHEADWAY TECH INC·Filed 2019·Granted Jul 14, 2020·19 cites·13 claims
- 1594US10714127B1Shape designs of magnetic flux guiding devices all around the main pole in assisted writing applicationsHEADWAY TECH INC·Filed 2019·Granted Jul 14, 2020·16 cites·12 claims
- 1693US10770104B1Alternative designs for magnetic recording assisted by a single spin hall effect (SHE) layer in the write gapHEADWAY TECH INC·Filed 2019·Granted Sep 8, 2020·13 cites·14 claims
- 1793US10559318B1Magnetic recording assisted by a single spin hall effect (SHE) layer in the write gapHEADWAY TECH INC·Filed 2019·Granted Feb 11, 2020·17 cites·38 claims
- 1893US8611046B2PMR writer with graded side shieldWU YAN·Filed 2010·Granted Dec 17, 2013·22 cites·8 claims
- 1992USD1056737SMeat thermometerWU YAN·Filed 2023·Granted Jan 7, 2025·14 cites·1 claims
- 2092US11205447B2Reader noise reduction using spin hall effectsHEADWAY TECH INC·Filed 2019·Granted Dec 21, 2021·10 cites·11 claims
- 2192US10490216B1Magnetic flux guiding device with antiferromagnetically coupled (AFC) oscillator in assisted writing applicationHEADWAY TECH INC·Filed 2018·Granted Nov 26, 2019·13 cites·36 claims
- 2292US8848495B1Plasmon generator self-annealing with current injection in TAMRHEADWAY TECHNOLOGIES INC·Filed 2013·Granted Sep 30, 2014·20 cites·30 claims
- 2391US11519064B1Titanium aluminide coating capable of improving high-temperature oxidation resistance of titanium alloy and preparation method thereofUNIV NORTH CHINA TECHNOLOGY·Filed 2022·Granted Dec 6, 2022·2 cites·10 claims
- 2491US10714136B1Alternative designs for magnetic recording assisted by two spin hall effect (SHE) layers in the write gapHEADWAY TECH INC·Filed 2019·Granted Jul 14, 2020·11 cites·22 claims
- 2591US8514524B2Stabilized shields for magnetic recording headsWU YAN·Filed 2008·Granted Aug 20, 2013·14 cites·23 claims
- 2691US8274758B2Composite writer shield for improving writer performanceWU YAN·Filed 2008·Granted Sep 25, 2012·15 cites·11 claims
- 2791US8184399B2Magnetic write head with thin and thick portions for balancing writability and ateWU YAN·Filed 2010·Granted May 22, 2012·17 cites·27 claims
- 2891US7678503B2Surface and bulk modified high capacity layered oxide cathodes with low irreversible capacity lossUNIV TEXAS·Filed 2007·Granted Mar 16, 2010·14 cites·34 claims
- 2991US7184241B1Disk drive that performs cold writes to erased bufferMAXTOR CORP·Filed 2005·Granted Feb 27, 2007·13 cites·27 claims
- 3090US11011193B1Dual flux change layer (FCL) assisted magnetic recordingHEADWAY TECH INC·Filed 2020·Granted May 18, 2021·4 cites·26 claims
- 3190US8542461B2Writer shields with modified shapes for reduced flux shuntingBAI ZHIGANG·Filed 2010·Granted Sep 24, 2013·15 cites·29 claims
- 3289US10424326B1Magnetic flux guiding device with antiferromagnetically coupled (AFC) spin polarizer in assisted writing applicationHEADWAY TECH INC·Filed 2018·Granted Sep 24, 2019·10 cites·36 claims
- 3388US10811034B1Heat sink structure for microwave-assisted magnetic recording (MAMR) headHEADWAY TECH INC·Filed 2019·Granted Oct 20, 2020·9 cites·20 claims
- 3488US10714131B1Unified dual free layer reader with shared reference layer to enable reduced reader-to-reader separationHEADWAY TECH INC·Filed 2019·Granted Jul 14, 2020·9 cites·16 claims
- 3588US10699731B1Permanent magnet assisted magnetic recordingHEADWAY TECH INC·Filed 2019·Granted Jun 30, 2020·9 cites·10 claims
- 3688US8817425B1Dual-piece heat sink layer for robust reader in magnetic recording headHEADWAY TECHNOLOGIES INC·Filed 2013·Granted Aug 26, 2014·11 cites·28 claims
- 3788US8085498B2PMR write with flux choking areaBAI ZHIGANG·Filed 2009·Granted Dec 27, 2011·9 cites·25 claims
- 3887US11043234B2Spin transfer torque oscillator (STO) with spin torque injection to a flux generating layer (FGL) from two sidesHEADWAY TECH INC·Filed 2019·Granted Jun 22, 2021·8 cites·15 claims
- 3987US9786906B2Composite cathode materials with controlled irreversible capacity loss for lithium ion batteriesYANG JIHUI·Filed 2012·Granted Oct 10, 2017·5 cites·14 claims
- 4086US8670212B2PMR writer device with multi-level tapered write poleBAI ZHIGANG·Filed 2012·Granted Mar 11, 2014·6 cites·5 claims
- 4185US11189304B2Spin injection assisted magnetic recordingHEADWAY TECH INC·Filed 2019·Granted Nov 30, 2021·5 cites·8 claims
- 4285US10283148B1Magnetic reader sensor with shield-to-shield spacing improvement and better free layer-to-shield spacing controlHEADWAY TECH INC·Filed 2017·Granted May 7, 2019·5 cites·13 claims
- 4385US10157634B2Magnetic reader sensor with shield spacing improvement and better pin flip robustnessHEADWAY TECH INC·Filed 2017·Granted Dec 18, 2018·6 cites·10 claims
- 4484US12236984B2Perpendicular magnetic recording writer with tunable pole side bridge designHEADWAY TECH INC·Filed 2022·Granted Feb 25, 2025·1 cites·15 claims
- 4581US8105705B2External field robustness of read/write head shieldsBAI ZHIGANG·Filed 2009·Granted Jan 31, 2012·4 cites·19 claims
- 4680US8842389B2Wrap-around shielded writer with highly homogeneous shield materialBAI ZHIGANG·Filed 2009·Granted Sep 23, 2014·3 cites·10 claims
- 4779US2023378482A1Methods and systems for pretreating bipolar plate and use thereof in redox flow batteryESS TECHNOLOGY INC·Filed 2023·Application pending·0 cites
- 4876US11764369B2Methods and systems for pretreating bipolar plate and use thereof in redox flow batteryESS TECHNOLOGY INC·Filed 2022·Granted Sep 19, 2023·0 cites·8 claims
- 4975US11017806B2Alternative designs for magnetic recording assisted by a single Spin Hall Effect (SHE) layer in the write gapHEADWAY TECH INC·Filed 2020·Granted May 25, 2021·1 cites·19 claims
- 5075US10326142B2Positive electrode including discrete aluminum oxide nanomaterials and method for forming aluminum oxide nanomaterialsGM GLOBAL TECH OPERATIONS LLC·Filed 2015·Granted Jun 18, 2019·1 cites·16 claims
Showing the top 50 of 107 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →