Inventor · disambiguated record
Tong Zhao
Also filed as: ZHAO TONG · ZHAO TONG QIAN
154 granted patents·21 pending applications·1,562 citations·filing 2003–2025
99Inventor score
Files withSEAGATE TECHNOLOGY LLC90HEADWAY TECHNOLOGIES INC31ZHAO TONG13WANG HUI-CHUAN6UNIV TAIYUAN TECHNOLOGY5
Top patents by PatentIndex Score
175 records- 0198US9822444B2Near-field transducer having secondary atom higher concentration at bottom of the pegSEAGATE TECHNOLOGY LLC·Filed 2015·Granted Nov 21, 2017·13 cites·14 claims
- 0298US9502070B2Materials for near field transducers, near field tranducers containing same, and methods of formingSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Nov 22, 2016·22 cites·18 claims
- 0398US8514673B1Layered near-field transducerZHAO TONG·Filed 2012·Granted Aug 20, 2013·95 cites·20 claims
- 0498US8427925B2HAMR NFT materials with improved thermal stabilityZHAO TONG·Filed 2011·Granted Apr 23, 2013·91 cites·10 claims
- 0597US10482914B2Materials for near field transducers and near field transducers containing sameSEAGATE TECHNOLOGY LLC·Filed 2018·Granted Nov 19, 2019·5 cites·19 claims
- 0697US9281002B2Materials for near field transducers and near field transducers containing sameSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Mar 8, 2016·11 cites·20 claims
- 0797US9129620B2Devices including at least one adhesion layer and methods of forming adhesion layersSEAGATE TECHNOLOGY LLC·Filed 2015·Granted Sep 8, 2015·30 cites·20 claims
- 0897US8934198B2Recording head including NFT and heatsinkSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Jan 13, 2015·65 cites·20 claims
- 0997US8339740B2Recording head for heat assisted magnetic recording with diffusion barrier surrounding a near field transducerZOU JIE·Filed 2011·Granted Dec 25, 2012·78 cites·20 claims
- 1097US7602033B2Low resistance tunneling magnetoresistive sensor with composite inner pinned layerHEADWAY TECHNOLOGIES INC·Filed 2007·Granted Oct 13, 2009·82 cites·20 claims
- 1196US8971161B2Devices including at least one adhesion layer and methods of forming adhesion layersSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Mar 3, 2015·32 cites·19 claims
- 1296US8670215B2Recording head for heat assisted magnetic recording with diffusion barrier surrounding a near field transducerSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Mar 11, 2014·40 cites·20 claims
- 1396US8477454B2Recording head for heat assisted magnetic recording with diffusion barrier surrounding a near field transducerSEAGATE TECHNOLOGY LLC·Filed 2012·Granted Jul 2, 2013·44 cites·20 claims
- 1496US8059374B2TMR device with novel free layer structureZHAO TONG·Filed 2009·Granted Nov 15, 2011·42 cites·20 claims
- 1596US7476954B2TMR device with Hf based seed layerHEADWAY TECHNOLOGIES INC·Filed 2007·Granted Jan 13, 2009·36 cites·20 claims
- 1695US9728209B2Thermally robust near-field transducer pegSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Aug 8, 2017·20 cites·19 claims
- 1795US9245573B2Methods of forming materials for at least a portion of a NFT and NFTs formed using the sameSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Jan 26, 2016·27 cites·14 claims
- 1895US8976634B2Devices including at least one intermixing layerSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Mar 10, 2015·29 cites·20 claims
- 1995US8842391B2Recording head including a near field transducerSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Sep 23, 2014·36 cites·20 claims
- 2095US8804468B2Layered near-field transducerSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Aug 12, 2014·25 cites·20 claims
- 2195US7528457B2Method to form a nonmagnetic cap for the NiFe(free) MTJ stack to enhance dR/RMAGIC TECHNOLOGIES INC·Filed 2006·Granted May 5, 2009·38 cites·13 claims
- 2295US7333306B2Magnetoresistive spin valve sensor with tri-layer free layerHEADWAY TECHNOLOGIES INC·Filed 2005·Granted Feb 19, 2008·40 cites·34 claims
- 2394US10964347B2Materials for near field transducers, near field tranducers containing same, and methods of formingSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Mar 30, 2021·3 cites·7 claims
- 2494US8557407B2Low resistance tunneling magnetoresistive sensor with natural oxidized double MgO barrierZHAO TONG·Filed 2010·Granted Oct 15, 2013·11 cites·7 claims
- 2594US8472151B2TMR device with low magnetorestriction free layerWANG HUI-CHUAN·Filed 2012·Granted Jun 25, 2013·15 cites·5 claims
- 2694US8202572B2TMR device with improved MgO barrierZHAO TONG·Filed 2010·Granted Jun 19, 2012·19 cites·20 claims
- 2794US7978439B2TMR or CPP structure with improved exchange propertiesHEADWAY TECHNOLOGIES INC·Filed 2007·Granted Jul 12, 2011·15 cites·12 claims
- 2894US7780820B2Low resistance tunneling magnetoresistive sensor with natural oxidized double MgO barrierHEADWAY TECHNOLOGIES INC·Filed 2005·Granted Aug 24, 2010·23 cites·12 claims
- 2993US11107499B2Materials for near field transducers and near field transducers containing sameSEAGATE TECHNOLOGY LLC·Filed 2019·Granted Aug 31, 2021·1 cites·11 claims
- 3093US9865283B2Devices including a near field transducer (NFT) including peg and disc from different materialsSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Jan 9, 2018·10 cites·19 claims
- 3193US9281003B2Devices including near field transducer and adhesion layersSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Mar 8, 2016·21 cites·20 claims
- 3293US8259420B2TMR device with novel free layer structureZHAO TONG·Filed 2010·Granted Sep 4, 2012·22 cites·22 claims
- 3393US8164862B2Seed layer for TMR or CPP-GMR sensorZHANG KUNLIANG·Filed 2008·Granted Apr 24, 2012·25 cites·21 claims
- 3493US7672088B2Heusler alloy with insertion layer to reduce the ordering temperature for CPP, TMR, MRAM, and other spintronics applicationsHEADWAY TECHNOLOGIES INC·Filed 2006·Granted Mar 2, 2010·27 cites·12 claims
- 3592US9064515B2Near field transducer and heat sink design for heat assisted magnetic recordingSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Jun 23, 2015·10 cites·24 claims
- 3691US8337676B2Low resistance tunneling magnetoresistive sensor with natural oxidized double MgO barrierZHAO TONG·Filed 2010·Granted Dec 25, 2012·8 cites·6 claims
- 3791US7796494B2Asymmetric write for ferroelectric storageSEAGATE TECHNOLOGY LLC·Filed 2008·Granted Sep 14, 2010·12 cites·20 claims
- 3890US9251837B2HAMR NFT materials with improved thermal stabilitySEAGATE TECHNOLOGY LLC·Filed 2013·Granted Feb 2, 2016·14 cites·10 claims
- 3990US8945731B2Interlayer for device including NFT and cladding layersZHAO TONG·Filed 2012·Granted Feb 3, 2015·15 cites·20 claims
- 4090US8456781B2TMR device with novel free layer structureZHAO TONG·Filed 2012·Granted Jun 4, 2013·11 cites·10 claims
- 4189US10026421B1Hyperbolic metamaterial-based near-field transducer for heat assisted magnetic recording headSEAGATE TECHNOLOGY LLC·Filed 2017·Granted Jul 17, 2018·9 cites·20 claims
- 4288US10510364B2Devices including a near field transducer (NFT) with nanoparticlesSEAGATE TECHNOLOGY LLC·Filed 2015·Granted Dec 17, 2019·2 cites·15 claims
- 4388US9040178B2TMR device with novel free layer structureZHAO TONG·Filed 2008·Granted May 26, 2015·13 cites·8 claims
- 4488US8289663B2Ultra low RA (resistance x area) sensors having a multilayer non-magnetic spacer between pinned and free layersZHANG KUNLIANG·Filed 2008·Granted Oct 16, 2012·8 cites·26 claims
- 4587US10229704B2Multipiece near field transducers (NFTS)SEAGATE TECHNOLOGY LLC·Filed 2017·Granted Mar 12, 2019·7 cites·20 claims
- 4687US10190210B2Near-field transducer having at least one secondary atomSEAGATE TECHNOLOGY LLC·Filed 2017·Granted Jan 29, 2019·5 cites·14 claims
- 4787US10014011B2Methods of forming materials for at least a portion of a NFT and NFTs formed using the sameSEAGATE TECHNOLOGY LLC·Filed 2017·Granted Jul 3, 2018·5 cites·20 claims
- 4887US9305575B2Heat assisted magnetic recording heads having bilayer heat sinksSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Apr 5, 2016·7 cites·15 claims
- 4987US8728333B2Method to fabricate small dimension devices for magnetic recording applicationsWANG HUI-CHUAN·Filed 2010·Granted May 20, 2014·8 cites·20 claims
- 5087US8339754B2TMR or CPP structure with improved exchange propertiesZHANG KUNLIANG·Filed 2011·Granted Dec 25, 2012·8 cites·11 claims
Showing the top 50 of 175 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →