Inventor · disambiguated record
Masanobu Shirakawa
Also filed as: SHIRAKAWA MASANOBU
247 granted patents·39 pending applications·760 citations·filing 2003–2025
99Inventor score
Top patents by PatentIndex Score
286 records- 0197US12165712B2Memory systemKIOXIA CORP·Filed 2023·Granted Dec 10, 2024·1 cites·11 claims
- 0297US11609814B2Memory systemKIOXIA CORP·Filed 2021·Granted Mar 21, 2023·5 cites·20 claims
- 0397US11561736B2Memory systemKIOXIA CORP·Filed 2021·Granted Jan 24, 2023·4 cites·19 claims
- 0497US10431299B2Semiconductor storage device and memory systemTOSHIBA MEMORY CORP·Filed 2018·Granted Oct 1, 2019·19 cites·20 claims
- 0597US10120584B2Semiconductor memory device including a control circuit and at least two memory cell arraysTOSHIBA MEMORY CORP·Filed 2016·Granted Nov 6, 2018·15 cites·11 claims
- 0697US9396775B2Semiconductor memory device including a control circuit and at least two memory cell arraysTOSHIBA KK·Filed 2014·Granted Jul 19, 2016·19 cites·15 claims
- 0797US9269445B1Semiconductor memory deviceTOSHIBA KK·Filed 2015·Granted Feb 23, 2016·35 cites·20 claims
- 0897US8570802B2Nonvolatile semiconductor memory device capable of speeding up write operationSHIRAKAWA MASANOBU·Filed 2011·Granted Oct 29, 2013·37 cites·27 claims
- 0996US11875063B2Memory systemKIOXIA CORP·Filed 2022·Granted Jan 16, 2024·2 cites·20 claims
- 1096US11099931B2Memory systemKIOXIA CORP·Filed 2020·Granted Aug 24, 2021·5 cites·20 claims
- 1196US11086573B2Memory systemTOSHIBA MEMORY CORP·Filed 2020·Granted Aug 10, 2021·4 cites·19 claims
- 1296US8958247B2Semiconductor memory deviceTOSHIBA KK·Filed 2013·Granted Feb 17, 2015·28 cites·20 claims
- 1396US8526241B2Non-volatile semiconductor memory device capable of improving failure-relief efficiencySHIRAKAWA MASANOBU·Filed 2011·Granted Sep 3, 2013·27 cites·17 claims
- 1495US12068049B2Memory systemKIOXIA CORP·Filed 2023·Granted Aug 20, 2024·2 cites·16 claims
- 1595US11698834B2Memory systemKIOXIA CORP·Filed 2022·Granted Jul 11, 2023·2 cites·16 claims
- 1695US11636914B2Memory systemKIOXIA CORP·Filed 2021·Granted Apr 25, 2023·3 cites·16 claims
- 1795US9767910B1Semiconductor memory device and memory systemTOSHIBA KK·Filed 2016·Granted Sep 19, 2017·23 cites·20 claims
- 1895US9704570B2Semiconductor memory device and memory systemTOSHIBA KK·Filed 2016·Granted Jul 11, 2017·16 cites·22 claims
- 1995US2025391479A1Memory systemKIOXIA CORP·Filed 2025·Application pending·0 cites
- 2094US9136007B2Semiconductor memory device storing management data redundantly in different pagesTOSHIBA KK·Filed 2013·Granted Sep 15, 2015·15 cites·15 claims
- 2193US11605440B2Memory systemKIOXIA CORP·Filed 2021·Granted Mar 14, 2023·2 cites·18 claims
- 2293US11322210B2Memory systemKIOXIA CORP·Filed 2020·Granted May 3, 2022·3 cites·20 claims
- 2393US10978157B2Memory system having semiconductor memory device that performs verify operations using various verify voltagesTOSHIBA MEMORY CORP·Filed 2020·Granted Apr 13, 2021·3 cites·20 claims
- 2493US9911498B2Semiconductor memory device and writing operation method thereofTOSHIBA MEMORY CORP·Filed 2017·Granted Mar 6, 2018·8 cites·20 claims
- 2592US12117902B2Memory systemKIOXIA CORP·Filed 2023·Granted Oct 15, 2024·1 cites·18 claims
- 2692US11176971B2Semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2020·Granted Nov 16, 2021·2 cites·20 claims
- 2792US10276243B2Semiconductor memory device and writing operation method thereof in which first memory cells of a page that are in a first group of contiguous columns are programmed and verified separately from second memory cells of the same page that are in a second group of contiguous columns that does not overlap with the first groupTOSHIBA MEMORY CORP·Filed 2018·Granted Apr 30, 2019·7 cites·20 claims
- 2892US10096366B2Memory system including multi-plane flash memory and controllerTOSHIBA MEMORY CORP·Filed 2016·Granted Oct 9, 2018·9 cites·19 claims
- 2992US9548127B1Memory systemTOSHIBA KK·Filed 2016·Granted Jan 17, 2017·12 cites·18 claims
- 3092US2025054553A1Memory systemKIOXIA CORP·Filed 2024·Application pending·0 cites
- 3191US12424286B2Memory systemKIOXIA CORP·Filed 2024·Granted Sep 23, 2025·0 cites·20 claims
- 3291US11626167B2Memory systemKIOXIA CORP·Filed 2020·Granted Apr 11, 2023·2 cites·15 claims
- 3391US11195585B2Calculating shift amounts for read voltage correctionTOSHIBA MEMORY CORP·Filed 2019·Granted Dec 7, 2021·8 cites·19 claims
- 3491US10748589B1Memory systemTOSHIBA MEMORY CORP·Filed 2019·Granted Aug 18, 2020·7 cites·14 claims
- 3591US10204680B2Semiconductor storage device and memory systemTOSHIBA MEMORY CORP·Filed 2017·Granted Feb 12, 2019·7 cites·19 claims
- 3691US9721666B2Memory systemTOSHIBA KK·Filed 2016·Granted Aug 1, 2017·7 cites·16 claims
- 3791US2025362808A1Nonvolatile memory including intermediate buffer and input/output buffer and memory system including the nonvolatile memoryKIOXIA CORP·Filed 2025·Application pending·0 cites
- 3890US12131637B2Moving object and driving support system for moving objectKIOXIA CORP·Filed 2022·Granted Oct 29, 2024·1 cites·46 claims
- 3990US11545223B2Memory system and memory controllerKIOXIA CORP·Filed 2020·Granted Jan 3, 2023·2 cites·21 claims
- 4090US11513735B2Memory system and information processing systemKIOXIA CORP·Filed 2021·Granted Nov 29, 2022·2 cites·20 claims
- 4190US11367489B2Multi-bit memory system with adaptive read voltage controllerKIOXIA CORP·Filed 2020·Granted Jun 21, 2022·2 cites·14 claims
- 4290US10796776B2Nonvolatile memory and memory systemTOSHIBA MEMORY CORP·Filed 2019·Granted Oct 6, 2020·8 cites·32 claims
- 4390US10635354B2Memory systemTOSHIBA MEMORY CORP·Filed 2018·Granted Apr 28, 2020·6 cites·20 claims
- 4490US10381084B2Semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2018·Granted Aug 13, 2019·5 cites·16 claims
- 4590US9355731B2Semiconductor memory device and data erasing methodTOSHIBA KK·Filed 2015·Granted May 31, 2016·10 cites·20 claims
- 4690US9214238B2Semiconductor memory deviceTOSHIBA KK·Filed 2014·Granted Dec 15, 2015·13 cites·20 claims
- 4790US9007836B2Non-volatile semiconductor memory deviceTOSHIBA KK·Filed 2013·Granted Apr 14, 2015·10 cites·19 claims
- 4889US12094541B2Memory systemKIOXIA CORP·Filed 2021·Granted Sep 17, 2024·1 cites·20 claims
- 4989US12001687B2Memory systemKIOXIA CORP·Filed 2022·Granted Jun 4, 2024·1 cites·16 claims
- 5089US11514986B2Memory system and semiconductor memory deviceKIOXIA CORP·Filed 2021·Granted Nov 29, 2022·2 cites·18 claims
Showing the top 50 of 286 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →