Inventor · disambiguated record
Ying Liu
Also filed as: LIU YING · LIU YING H · LIU YING-HUANG
41 granted patents·3 pending applications·412 citations·filing 1984–2022
97Inventor score
Top patents by PatentIndex Score
44 records- 0198US10325618B1Perpendicular 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
- 0296US11289117B1Magnetic head including spin torque oscillatorSASAKI YOSHITAKA·Filed 2021·Granted Mar 29, 2022·10 cites·13 claims
- 0396US10014021B1Perpendicular magnetic recording (PMR) write head with patterned leading shieldHEADWAY TECH INC·Filed 2017·Granted Jul 3, 2018·28 cites·35 claims
- 0495US10714129B1Writer with recessed spin flipping element in the main pole surrounding gapHEADWAY TECH INC·Filed 2019·Granted Jul 14, 2020·26 cites·14 claims
- 0595US10446178B1Writer with recessed spin flipping element in the write gapHEADWAY TECH INC·Filed 2018·Granted Oct 15, 2019·23 cites·20 claims
- 0694US11295768B1Writer with laterally graded spin layer MsTHEADWAY TECH INC·Filed 2020·Granted Apr 5, 2022·3 cites·16 claims
- 0794US10714132B1Magnetic 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
- 0894US10714127B1Shape 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
- 0993US9697855B1Perpendicular magnetic recording (PMR) write head with multiple layer trailing shieldHEADWAY TECH INC·Filed 2016·Granted Jul 4, 2017·18 cites·27 claims
- 1091US10522178B1High damping shield with low magnetic moment in perpendicular magnetic recording (PMR) writerHEADWAY TECH INC·Filed 2018·Granted Dec 31, 2019·12 cites·13 claims
- 1191US10115415B1Magnetic pulse recording scheme in perpendicular magnetic recordingHEADWAY TECH INC·Filed 2018·Granted Oct 30, 2018·12 cites·23 claims
- 1290US9653101B1Perpendicular magnetic recording (PMR) write head with hybrid side shieldHEADWAY TECH INC·Filed 2016·Granted May 16, 2017·12 cites·28 claims
- 1388US8621720B2Injection molded object with coupling element implanted therein, and injection mold for manufacturing the objectKAO CHAO-CHIEH·Filed 2011·Granted Jan 7, 2014·19 cites·9 claims
- 1487US9004908B1Injection molding device having a vertically moveable slider and a horizontally moveable sliderQUANTA COMP INC·Filed 2014·Granted Apr 14, 2015·7 cites·10 claims
- 1584US10643640B1Ultimate double yoke (uDY) combined with one turn coil designs for perpendicular magnetic recording (PMR)HEADWAY TECH INC·Filed 2019·Granted May 5, 2020·6 cites·15 claims
- 1684US10490210B1Optimization of high damping shield geometry in perpendicular magnetic recording (PMR) writerHEADWAY TECH INC·Filed 2019·Granted Nov 26, 2019·6 cites·29 claims
- 1784US9990942B1Write head designs with sandwich trailing shield (STS) for high data rate perpendicular recordingHEADWAY TECH INC·Filed 2016·Granted Jun 5, 2018·5 cites·25 claims
- 1883US10339964B1Perpendicular magnetic recording (PMR) write head with patterned high moment trailing shieldHEADWAY TECH INC·Filed 2018·Granted Jul 2, 2019·6 cites·29 claims
- 1982US11031039B1Circuits and methods for optimizing write current waveform for main pole relaxation in perpendicular magnetic recordingHEADWAY TECH INC·Filed 2020·Granted Jun 8, 2021·2 cites·28 claims
- 2080US4577431AWear resistant gun barrel and method of formingGEN ELECTRIC·Filed 1984·Granted Mar 25, 1986·35 cites·7 claims
- 2179US10861486B1Writer with narrower high moment trailing shieldHEADWAY TECH INC·Filed 2019·Granted Dec 8, 2020·4 cites·9 claims
- 2279US10770103B1Perpendicular magnetic recording (PMR) writer with narrow high moment trailing shieldHEADWAY TECH INC·Filed 2019·Granted Sep 8, 2020·4 cites·12 claims
- 2374US10832707B1Shape designs of magnetic flux guiding devices all around the main pole in assisted writing applicationsHEADWAY TECH INC·Filed 2020·Granted Nov 10, 2020·1 cites·25 claims
- 2473US10991391B1Circuits and methods for modifying the write current waveform to improve track density in HDDHEADWAY TECH INC·Filed 2020·Granted Apr 27, 2021·2 cites·8 claims
- 2573US10311899B2Write head designs with sandwich trailing shield (STS) for high data rate perpendicular recordingHEADWAY TECH INC·Filed 2018·Granted Jun 4, 2019·2 cites·6 claims
- 2672US11348605B1Writer with adaptive side gapHEADWAY TECH INC·Filed 2020·Granted May 31, 2022·1 cites·14 claims
- 2769US10109304B1Perpendicular magnetic recording (PMR) writer with thinner side shieldHEADWAY TECH INC·Filed 2017·Granted Oct 23, 2018·3 cites·15 claims
- 2866US2018291222A1Colourized pen with high elasticity and plasticity and manufacturing process thereofLIU YING·Filed 2018·Application pending·0 cites
- 2965US11295767B2Perpendicular magnetic recording (PMR) writer with recessed leading shieldHEADWAY TECH INC·Filed 2018·Granted Apr 5, 2022·1 cites·8 claims
- 3065US11170802B2Writer with HMTS (high moment trailing shield) aligned with spin layerHEADWAY TECH INC·Filed 2019·Granted Nov 9, 2021·1 cites·11 claims
- 3163US10229703B2PMR write head with patterned leading edge taperHEADWAY TECH INC·Filed 2017·Granted Mar 12, 2019·1 cites·20 claims
- 3262US11699460B2Perpendicular magnetic recording (PMR) writer with recessed leading shieldHEADWAY TECH INC·Filed 2022·Granted Jul 11, 2023·0 cites·13 claims
- 3362US11545175B2Writer with laterally graded spin layer MsTHEADWAY TECH INC·Filed 2022·Granted Jan 3, 2023·0 cites·12 claims
- 3456US11056133B2Writer with HMTS (high moment trailing shield) aligned with spin layerHEADWAY TECH INC·Filed 2020·Granted Jul 6, 2021·0 cites·7 claims
- 3556US9205580B2Injection mold for manufacturing an injection molding object with a coupling element implanted thereinQUANTA COMP INC·Filed 2013·Granted Dec 8, 2015·0 cites·5 claims
- 3655US10490213B2Method of forming write head designs with sandwich trailing shield (STS) for high data rate perpendicular recordingHEADWAY TECH INC·Filed 2019·Granted Nov 26, 2019·0 cites·15 claims
- 3754US2013338257A1Colourized pen with high elasticity and plasticity and manufacturing process thereofLIU YING·Filed 2011·Application pending·0 cites
- 3851US10657988B2Method of forming a perpendicular magnetic recording (PMR) write head with patterned leading edge taperHEADWAY TECH INC·Filed 2019·Granted May 19, 2020·0 cites·10 claims
- 3947US9545742B2Mold and method for forming tilt bossQUANTA COMP INC·Filed 2013·Granted Jan 17, 2017·0 cites·7 claims
- 4046US11636873B2Magnetic recording writer with improved main pole shapeHEADWAY TECH INC·Filed 2021·Granted Apr 25, 2023·0 cites·13 claims
- 4144US2012322559A1Math Master - A Math Card GameLIU YING·Filed 2011·Application pending·0 cites
- 4241US11355141B2Writer with narrower high moment trailing shieldHEADWAY TECH INC·Filed 2020·Granted Jun 7, 2022·0 cites·11 claims
- 4340US10950257B2Process of forming a recessed spin flipping element in the write gapHEADWAY TECH INC·Filed 2018·Granted Mar 16, 2021·0 cites·19 claims
- 4440US10777220B2Coil routing designs for dual and triple perpendicular magnetic recording (PMR) writersHEADWAY TECH INC·Filed 2018·Granted Sep 15, 2020·0 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Ying Liu files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →