Inventor · disambiguated record
Timothy J. Fisher
Also filed as: FISHER TIMOTHY · FISHER TIMOTHY J · FISHER TIMOTHY JOHN
124 granted patents·4 pending applications·914 citations·filing 2001–2023
99Inventor score
Top patents by PatentIndex Score
128 records- 0199US9251909B1Background threshold voltage shifting using base and delta threshold voltage shift values in flash memoryIBM·Filed 2014·Granted Feb 2, 2016·48 cites·20 claims
- 0298US10101931B1Mitigating read errors following programming in a multi-level non-volatile memoryIBM·Filed 2017·Granted Oct 16, 2018·50 cites·19 claims
- 0398US9483350B1Flash memory codeword architecturesIBM·Filed 2016·Granted Nov 1, 2016·25 cites·1 claims
- 0498US7818525B1Efficient reduction of read disturb errors in NAND FLASH memoryTEXAS MEMORY SYSTEMS INC·Filed 2009·Granted Oct 19, 2010·218 cites·5 claims
- 0597US10013169B2Cooperative data deduplication in a solid state storage arrayIBM·Filed 2014·Granted Jul 3, 2018·57 cites·20 claims
- 0697US9575681B1Data deduplication with reduced hash computationsIBM·Filed 2016·Granted Feb 21, 2017·22 cites·13 claims
- 0797US9569306B1Recovery of multi-page failures in non-volatile memory systemIBM·Filed 2015·Granted Feb 14, 2017·23 cites·25 claims
- 0897US9496043B1Dynamically optimizing flash data retention or endurance based on data write frequencyIBM·Filed 2015·Granted Nov 15, 2016·41 cites·20 claims
- 0996US10884914B2Regrouping data during relocation to facilitate write amplification reductionIBM·Filed 2016·Granted Jan 5, 2021·35 cites·23 claims
- 1095US11656792B2Mirroring data in write caches of a controller of a non-volatile memoryIBM·Filed 2021·Granted May 23, 2023·4 cites·18 claims
- 1195US11176036B2Endurance enhancement scheme using memory re-evaluationIBM·Filed 2019·Granted Nov 16, 2021·10 cites·18 claims
- 1295US10963327B2Detecting error count deviations for non-volatile memory blocks for advanced non-volatile memory block managementIBM·Filed 2019·Granted Mar 30, 2021·10 cites·20 claims
- 1395US10699791B2Adaptive read voltage threshold calibration in non-volatile memoryIBM·Filed 2018·Granted Jun 30, 2020·17 cites·19 claims
- 1495US10453537B1Techniques for reducing read voltage threshold calibration in non-volatile memoryIBM·Filed 2018·Granted Oct 22, 2019·27 cites·20 claims
- 1595US9389792B1Reducing read-after-write errors in a non-volatile memory system using an old data copyIBM·Filed 2015·Granted Jul 12, 2016·14 cites·20 claims
- 1694US11023150B2Block mode toggling using hybrid controllersIBM·Filed 2019·Granted Jun 1, 2021·11 cites·20 claims
- 1793US12222800B2Write and retire pages in QLC NAND blocksIBM·Filed 2023·Granted Feb 11, 2025·2 cites·20 claims
- 1893US12093171B2Proactive data placement in high density storage by a hybrid non-volatile storage controllerIBM·Filed 2023·Granted Sep 17, 2024·2 cites·19 claims
- 1993US11138124B2Migrating data between block pools in a storage systemIBM·Filed 2019·Granted Oct 5, 2021·10 cites·18 claims
- 2093US10236067B2State-dependent read voltage threshold adaptation for nonvolatile memoryIBM·Filed 2017·Granted Mar 19, 2019·14 cites·19 claims
- 2193US9417809B1Efficient management of page retirement in non-volatile memory utilizing page retirement classesIBM·Filed 2015·Granted Aug 16, 2016·10 cites·20 claims
- 2293US8943263B2Efficient reduction of read disturb errors in NAND flash memoryFROST HOLLOWAY H·Filed 2012·Granted Jan 27, 2015·15 cites·20 claims
- 2393US8190842B2Efficient reduction of read disturb errors in NAND FLASH memoryFROST HOLLOWAY H·Filed 2010·Granted May 29, 2012·17 cites·17 claims
- 2492US11264103B2Hybrid read voltage calibration in non-volatile random access memoryIBM·Filed 2019·Granted Mar 1, 2022·12 cites·20 claims
- 2592US10115472B1Reducing read disturb effect on partially programmed blocks of non-volatile memoryIBM·Filed 2017·Granted Oct 30, 2018·9 cites·19 claims
- 2690US9857986B2Wear leveling of a memory arrayIBM·Filed 2015·Granted Jan 2, 2018·7 cites·16 claims
- 2790US9684468B2Recording dwell time in a non-volatile memory systemIBM·Filed 2016·Granted Jun 20, 2017·9 cites·16 claims
- 2890US9652157B2Accelerated non-volatile memory recirculation processingIBM·Filed 2015·Granted May 16, 2017·6 cites·20 claims
- 2990US9583205B2Background threshold voltage shifting using base and delta threshold voltage shift values in non-volatile memoryIBM·Filed 2016·Granted Feb 28, 2017·7 cites·20 claims
- 3090US9563373B2Detecting error count deviations for non-volatile memory blocks for advanced non-volatile memory block managementIBM·Filed 2014·Granted Feb 7, 2017·9 cites·20 claims
- 3189US10957407B1Calculating corrective read voltage offsets in non-volatile random access memoryIBM·Filed 2019·Granted Mar 23, 2021·7 cites·25 claims
- 3289US10489086B1Reducing read errors by performing mitigation reads to blocks of non-volatile memoryIBM·Filed 2018·Granted Nov 26, 2019·7 cites·19 claims
- 3389US9779021B2Non-volatile memory controller cache architecture with support for separation of data streamsIBM·Filed 2014·Granted Oct 3, 2017·8 cites·19 claims
- 3488US10552063B2Background mitigation reads in a non-volatile memory systemIBM·Filed 2018·Granted Feb 4, 2020·5 cites·20 claims
- 3588US10222997B2Background threshold voltage shifting using base and delta threshold voltage shift values in non-volatile memoryIBM·Filed 2017·Granted Mar 5, 2019·3 cites·20 claims
- 3688US9740609B1Garbage collection techniques for a data storage systemIBM·Filed 2016·Granted Aug 22, 2017·7 cites·20 claims
- 3788US9298549B2Read buffer architecture supporting integrated XOR-reconstructed and read-retry for non-volatile random access memory (NVRAM) systemsIBM·Filed 2013·Granted Mar 29, 2016·12 cites·20 claims
- 3887US10082962B2Wear leveling of a memory arrayIBM·Filed 2017·Granted Sep 25, 2018·4 cites·16 claims
- 3987US9864523B2Background threshold voltage shifting using base and delta threshold voltage shift values in non-volatile memoryIBM·Filed 2017·Granted Jan 9, 2018·5 cites·20 claims
- 4087US9250991B2Efficient reduction of read disturb errorsIBM·Filed 2014·Granted Feb 2, 2016·6 cites·20 claims
- 4186US10942808B2Adaptive data and parity placement using compression ratios of storage devicesIBM·Filed 2018·Granted Mar 9, 2021·3 cites·25 claims
- 4286US9870285B2Selectively de-straddling data pages in non-volatile memoryIBM·Filed 2015·Granted Jan 16, 2018·4 cites·20 claims
- 4386US9712190B2Data packing for compression-enabled storage systemsIBM·Filed 2015·Granted Jul 18, 2017·4 cites·20 claims
- 4486US9400745B2Physical address management in solid state memoryIBM·Filed 2013·Granted Jul 26, 2016·6 cites·18 claims
- 4585US10614881B2Calibration of open blocks in NAND flash memoryIBM·Filed 2018·Granted Apr 7, 2020·3 cites·20 claims
- 4684US11120882B2Error recovery of data in non-volatile memory during readIBM·Filed 2018·Granted Sep 14, 2021·6 cites·19 claims
- 4784US9645924B2Garbage collection scalingIBM·Filed 2013·Granted May 9, 2017·8 cites·17 claims
- 4884US9632927B2Reducing write amplification in solid-state drives by separating allocation of relocate writes from user writesIBM·Filed 2014·Granted Apr 25, 2017·5 cites·14 claims
- 4983US9524116B1Reducing read-after-write errors in a non-volatile memory system using an old data copyIBM·Filed 2016·Granted Dec 20, 2016·3 cites·5 claims
- 5082US10387317B2Non-volatile memory controller cache architecture with support for separation of data streamsIBM·Filed 2017·Granted Aug 20, 2019·2 cites·19 claims
Showing the top 50 of 128 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →