Inventor · disambiguated record
Thomas Young Chang
Also filed as: CHANG THOMAS · CHANG THOMAS Y · CHANG THOMAS YOUNG
104 granted patents·7 pending applications·1,837 citations·filing 1995–2025
99Inventor score
Top patents by PatentIndex Score
111 records- 0198US10064631B2Bone implants and cutting apparatuses and methodsPARAGON 28 INC·Filed 2017·Granted Sep 4, 2018·80 cites·5 claims
- 0298US6943993B2Magnetic recording head with a side shield structure for controlling side reading of thin film read sensorWESTERN DIGITAL FREMONT INC·Filed 2003·Granted Sep 13, 2005·189 cites·21 claims
- 0397USD720456SLapidus bone wedgeDACOSTA ALBERT·Filed 2012·Granted Dec 30, 2014·110 cites·1 claims
- 0497USD695402SLapidus cut guideDACOSTA ALBERT·Filed 2012·Granted Dec 10, 2013·120 cites·1 claims
- 0597US6278591B1Inverted merged MR head having plated notched first pole tip and self-aligned second pole tipIBM·Filed 2000·Granted Aug 21, 2001·109 cites·37 claims
- 0696US5805391AWrite head with recessed stitched yoke on a planar portion of an insulation layer defining zero throat heightIBM·Filed 1996·Granted Sep 8, 1998·124 cites·33 claims
- 0795US9452057B2Bone implants and cutting apparatuses and methodsDACOSTA ALBERT·Filed 2012·Granted Sep 27, 2016·72 cites·7 claims
- 0895USD740424SMetatarsal phalangeal length restoration discDACOSTA ALBERT·Filed 2012·Granted Oct 6, 2015·81 cites·1 claims
- 0994US11626134B1Media design and write technique for creating neutral polarity transition zonesSEAGATE TECHNOLOGY LLC·Filed 2021·Granted Apr 11, 2023·5 cites·22 claims
- 1094US10159499B2Bone implants and cutting apparatuses and methodsPARAGON 28 INC·Filed 2014·Granted Dec 25, 2018·88 cites·11 claims
- 1193US11542552B2Fabrication of nanochannel with integrated electrodes for DNA sequencing using tunneling currentSEAGATE TECHNOLOGY LLC·Filed 2020·Granted Jan 3, 2023·2 cites·9 claims
- 1293USD369149SComputer video information converterUMAX DATA SYSTEM INC·Filed 1995·Granted Apr 23, 1996·56 cites·1 claims
- 1392US9697857B1Three dimensional data storage mediaSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Jul 4, 2017·11 cites·20 claims
- 1491US11011203B1Patterned thermal absorption layer for granular storage mediaSEAGATE TECHNOLOGY LLC·Filed 2020·Granted May 18, 2021·4 cites·20 claims
- 1590US12073862B2Media design and write technique for creating neutral polarity transition zonesSEAGATE TECHNOLOGY LLC·Filed 2023·Granted Aug 27, 2024·2 cites·17 claims
- 1690US8896964B1Enlarged substrate for magnetic recording mediumSEAGATE TECHNOLOGY LLC·Filed 2013·Granted Nov 25, 2014·9 cites·28 claims
- 1790US6339872B1Method of making a merged magnetic head that includes a write head with single-sided notched first pole pieceIBM·Filed 2000·Granted Jan 22, 2002·21 cites·20 claims
- 1889US11626136B1Three-state single-pass recording in HAMR device with dual recording layersSEAGATE TECHNOLOGY LLC·Filed 2021·Granted Apr 11, 2023·3 cites·20 claims
- 1989US6122144AContoured pole tip structures for minimizing side track erasureIBM·Filed 1997·Granted Sep 19, 2000·58 cites·32 claims
- 2089US6043960AInverted merged MR head with track width defining first pole tip component constructed on a side wallIBM·Filed 1997·Granted Mar 28, 2000·50 cites·40 claims
- 2188USD370667SComputer image converterUMAX DATA SYSTEM INC·Filed 1995·Granted Jun 11, 1996·38 cites·1 claims
- 2287US10640827B2Fabrication of wedge shaped electrode for enhanced DNA sequencing using tunneling currentSEAGATE TECHNOLOGY LLC·Filed 2018·Granted May 5, 2020·2 cites·13 claims
- 2387US10641726B2Fabrication of a nanochannel for DNA sequencing using electrical plating to achieve tunneling electrode gapSEAGATE TECHNOLOGY LLC·Filed 2018·Granted May 5, 2020·2 cites·11 claims
- 2487US6069775AInverted merged MR head with precise track widthIBM·Filed 1997·Granted May 30, 2000·50 cites·120 claims
- 2586US10636444B2Heat assisted magnetic recording with exchange coupling control layerSEAGATE TECHNOLOGY LLC·Filed 2019·Granted Apr 28, 2020·5 cites·15 claims
- 2686US10564119B2Direct sequencing device with a top-bottom electrode pairSEAGATE TECHNOLOGY LLC·Filed 2018·Granted Feb 18, 2020·2 cites·18 claims
- 2785US9907562B2Intramedullary nail fixation guides, devices and methods of usePARAGON 28 INC·Filed 2014·Granted Mar 6, 2018·16 cites·29 claims
- 2883US6029339AMethod of making write head with recessed stitched yoke on a planar portion of an insulation layer defining zero throat heightIBM·Filed 1998·Granted Feb 29, 2000·34 cites·27 claims
- 2983USD388773SScannerUMAX DATA SYSTEMS INC·Filed 1996·Granted Jan 6, 1998·28 cites·1 claims
- 3082US6473276B1Merged magnetic head which includes a write head with single-sided notched first pole pieceIBM·Filed 2000·Granted Oct 29, 2002·11 cites·7 claims
- 3181US9848893B2Bone implants and cutting apparatuses and methodsPARAGON 28 INC·Filed 2016·Granted Dec 26, 2017·3 cites·2 claims
- 3281US9117863B1Cassette configurations to support platters having different diametersSEAGATE TECHNOLOGY LLC·Filed 2014·Granted Aug 25, 2015·5 cites·22 claims
- 3381US6788489B1Employing off-track capability in data access operations in a direct access storage deviceHITACHI GLOBAL STORAGE TECH·Filed 2000·Granted Sep 7, 2004·14 cites·31 claims
- 3481US6054023AMethod of making inverted merged MR head with track width defining first pole tip component constructed on a side wallIBM·Filed 1999·Granted Apr 25, 2000·31 cites·41 claims
- 3579US10470900B2Implants, devices, systems, kits and methods of implantingPARAGON 28 INC·Filed 2016·Granted Nov 12, 2019·3 cites·17 claims
- 3678US11179166B2Intramedullary nail fixation guides, devices, and methods of usePARAGON 28 INC·Filed 2018·Granted Nov 23, 2021·2 cites·17 claims
- 3778US9799362B1Three dimensional data storage medium with a tuned recording layerSEAGATE TECHNOLOGY LLC·Filed 2016·Granted Oct 24, 2017·4 cites·19 claims
- 3877US9911446B1Three dimensional data storage mediaSEAGATE TECHNOLOGY LLC·Filed 2017·Granted Mar 6, 2018·3 cites·20 claims
- 3977US9240201B2Enlarged substrate for magnetic recording mediumSEAGATE TECHNOLOGY LLC·Filed 2015·Granted Jan 19, 2016·2 cites·20 claims
- 4077US6747850B1Merged magnetic head with a first pole piece notching layerINTERNAT BUISNESS MACHINE CORP·Filed 2000·Granted Jun 8, 2004·10 cites·15 claims
- 4177US6521902B1Process for minimizing electrostatic damage and pole tip recession of magnetoresistive magnetic recording head during pole tip trimming by focused ion beam millingIBM·Filed 2000·Granted Feb 18, 2003·12 cites·17 claims
- 4277USD382857SMini computer video information converterUMAX DATA SYSTEMS INC·Filed 1995·Granted Aug 26, 1997·22 cites·1 claims
- 4376US6201670B1Merged magnetic head that includes a write head with single-sided notched first pole pieceIBM·Filed 1997·Granted Mar 13, 2001·21 cites·2 claims
- 4475US6477008B1Magnetic recording transducer with electronic shieldIBM·Filed 1999·Granted Nov 5, 2002·27 cites·38 claims
- 4574US12256949B2Intramedullary nail fixation guides, devices, and methods of usePARAGON 28 INC·Filed 2021·Granted Mar 25, 2025·0 cites·18 claims
- 4674US6542331B1Magnetic head having write head with double split yokeIBM·Filed 2000·Granted Apr 1, 2003·10 cites·28 claims
- 4773US10950268B1Radially patterned media for circumferentially constrained grain growthSEAGATE TECHNOLOGY LLC·Filed 2019·Granted Mar 16, 2021·2 cites·18 claims
- 4873US2025152188A1Intramedullary nail fixation guides, devices, and methods of usePARAGON 28 INC·Filed 2025·Application pending·0 cites
- 4972US11396675B2Method to amplify transverse tunneling current discrimination of DNA nucleotides via nucleotide site specific attachment of dye-peptideSEAGATE TECHNOLOGY LLC·Filed 2020·Granted Jul 26, 2022·0 cites·13 claims
- 5072US6119331ANotching the first pole piece of a write head with a notching layer in a combined magnetic headIBM·Filed 1997·Granted Sep 19, 2000·23 cites·50 claims
Showing the top 50 of 111 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →