Inventor · disambiguated record
Akio Sugahara
Also filed as: SUGAHARA AKIO
51 granted patents·13 pending applications·128 citations·filing 2013–2025
98Inventor score
Top patents by PatentIndex Score
64 records- 0197US11507316B2Memory deviceKIOXIA CORP·Filed 2020·Granted Nov 22, 2022·4 cites·20 claims
- 0295US12001723B2Memory deviceKIOXIA CORP·Filed 2022·Granted Jun 4, 2024·2 cites·18 claims
- 0394US11532363B2Semiconductor memory deviceKIOXIA CORP·Filed 2021·Granted Dec 20, 2022·3 cites·19 claims
- 0494US10777239B2Semiconductor storage device and memory systemTOSHIBA MEMORY CORP·Filed 2018·Granted Sep 15, 2020·12 cites·14 claims
- 0594US10249377B2Semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2017·Granted Apr 2, 2019·30 cites·10 claims
- 0693US11783899B2Semiconductor memory deviceKIOXIA CORP·Filed 2022·Granted Oct 10, 2023·2 cites·14 claims
- 0793US11714575B2Semiconductor memory deviceKIOXIA CORP·Filed 2021·Granted Aug 1, 2023·2 cites·18 claims
- 0892US10860250B2Memory deviceTOSHIBA MEMORY CORP·Filed 2019·Granted Dec 8, 2020·7 cites·11 claims
- 0992US10026491B2Semiconductor memory device and memory systemTOSHIBA MEMORY CORP·Filed 2017·Granted Jul 17, 2018·11 cites·17 claims
- 1091US9558837B2Nonvolatile semiconductor memory deviceTOSHIBA KK·Filed 2015·Granted Jan 31, 2017·10 cites·13 claims
- 1190US11915778B2Semiconductor memory device outputting data from memory cell groups in parallel and systemKIOXIA CORP·Filed 2022·Granted Feb 27, 2024·2 cites·16 claims
- 1290US11093172B2Semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2019·Granted Aug 17, 2021·3 cites·20 claims
- 1390US10957404B2Memory device which generates operation voltages in parallel with reception of an addressTOSHIBA MEMORY CORP·Filed 2019·Granted Mar 23, 2021·7 cites·18 claims
- 1490US2025046384A1Memory device which generates operation voltages in parallel with reception of an addressKIOXIA CORP·Filed 2024·Application pending·0 cites
- 1589US12087396B2Memory systemKIOXIA CORP·Filed 2022·Granted Sep 10, 2024·2 cites·20 claims
- 1689US10276221B2Semiconductor storage device and method of controlling the sameTOSHIBA MEMORY CORP·Filed 2017·Granted Apr 30, 2019·6 cites·19 claims
- 1789US2025328291A1Memory deviceKIOXIA CORP·Filed 2025·Application pending·0 cites
- 1888US12298826B2Semiconductor memory device and memory systemKIOXIA CORP·Filed 2023·Granted May 13, 2025·1 cites·24 claims
- 1986US2024221799A1Semiconductor storage device and method of controlling the sameKIOXIA CORP·Filed 2024·Application pending·0 cites
- 2085US11158382B2Semiconductor storage deviceKIOXIA CORP·Filed 2020·Granted Oct 26, 2021·2 cites·18 claims
- 2185US9977752B2Semiconductor storage device and control method thereofTOSHIBA MEMORY CORP·Filed 2017·Granted May 22, 2018·5 cites·11 claims
- 2285US2025232808A1Memory system and memory deviceKIOXIA CORP·Filed 2025·Application pending·0 cites
- 2383US12300314B2Memory system and memory deviceKIOXIA CORP·Filed 2024·Granted May 13, 2025·0 cites·20 claims
- 2483US11961583B2Semiconductor storage device and method of controlling the sameKIOXIA CORP·Filed 2023·Granted Apr 16, 2024·0 cites·18 claims
- 2582US12373143B2Memory deviceKIOXIA CORP·Filed 2024·Granted Jul 29, 2025·0 cites·11 claims
- 2682US11257551B2Memory device which generates operation voltages in parallel with reception of an addressTOSHIBA MEMORY CORP·Filed 2021·Granted Feb 22, 2022·1 cites·20 claims
- 2781US11139007B2Semiconductor storage device and memory systemKIOXIA CORP·Filed 2021·Granted Oct 5, 2021·1 cites·10 claims
- 2880US12033693B2Memory system and memory deviceKIOXIA CORP·Filed 2023·Granted Jul 9, 2024·0 cites·20 claims
- 2980US11694731B2Semiconductor storage device and method of controlling the sameKIOXIA CORP·Filed 2022·Granted Jul 4, 2023·0 cites·20 claims
- 3080US10910023B2Semiconductor storage device and memory systemTOSHIBA MEMORY CORP·Filed 2020·Granted Feb 2, 2021·1 cites·12 claims
- 3180US2025095748A1Semiconductor memory deviceKIOXIA CORP·Filed 2024·Application pending·0 cites
- 3279US11423958B2Semiconductor memory device having a first plane and a second plane including respective latch circuits, and first and second FIFO circuits for fetching read data from the latch circuitsKIOXIA CORP·Filed 2021·Granted Aug 23, 2022·1 cites·15 claims
- 3379US10504598B2Non-volatile semiconductor storage device with two write modesTOSHIBA MEMORY CORP·Filed 2018·Granted Dec 10, 2019·5 cites·18 claims
- 3479US9431078B2Semiconductor storage device and control method thereofTOSHIBA KK·Filed 2013·Granted Aug 30, 2016·4 cites·8 claims
- 3578US11776624B2Memory system and memory deviceKIOXIA CORP·Filed 2023·Granted Oct 3, 2023·0 cites·14 claims
- 3677US12236139B2Semiconductor memory deviceKIOXIA CORP·Filed 2023·Granted Feb 25, 2025·0 cites·20 claims
- 3777US12198767B2Semiconductor memory deviceKIOXIA CORP·Filed 2023·Granted Jan 14, 2025·0 cites·15 claims
- 3876US12159677B2Memory device which generates operation voltages in parallel with reception of an addressKIOXIA CORP·Filed 2023·Granted Dec 3, 2024·0 cites·19 claims
- 3976US2025238062A1Semiconductor memory device and memory systemKIOXIA CORP·Filed 2025·Application pending·0 cites
- 4076US2025138756A1Semiconductor memory deviceKIOXIA CORP·Filed 2025·Application pending·0 cites
- 4175US12229450B2Semiconductor memory deviceKIOXIA CORP·Filed 2023·Granted Feb 18, 2025·0 cites·14 claims
- 4275US11423961B2Semiconductor storage device and method of controlling the sameKIOXIA CORP·Filed 2021·Granted Aug 23, 2022·0 cites·18 claims
- 4375US2025265188A1Memory system which orders data fetching from a latch circuit during execution of a read operationKIOXIA CORP·Filed 2025·Application pending·0 cites
- 4474US11594278B2Memory system and memory deviceKIOXIA CORP·Filed 2022·Granted Feb 28, 2023·0 cites·14 claims
- 4573US10991402B2Semiconductor storage device and method of controlling the sameTOSHIBA MEMORY CORP·Filed 2020·Granted Apr 27, 2021·0 cites·20 claims
- 4673US2025201288A1Semiconductor memory device and memory systemKIOXIA CORP·Filed 2025·Application pending·0 cites
- 4771US10650869B2Semiconductor storage device and method of controlling the sameTOSHIBA MEMORY CORP·Filed 2019·Granted May 12, 2020·1 cites·17 claims
- 4871US2025147697A1Semiconductor memory deviceKIOXIA CORP·Filed 2025·Application pending·0 cites
- 4970US11705210B2Memory device which generates operation voltages in parallel with reception of an addressKIOXIA CORP·Filed 2022·Granted Jul 18, 2023·0 cites·18 claims
- 5070US11257541B2Memory system and memory deviceKIOXIA CORP·Filed 2020·Granted Feb 22, 2022·0 cites·19 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →