Inventor · disambiguated record
Tokumasa Hara
Also filed as: HARA TOKUMASA
95 granted patents·21 pending applications·681 citations·filing 1999–2025
99Inventor score
Top patents by PatentIndex Score
116 records- 0199US10916300B2Semiconductor memory device and memory systemTOSHIBA MEMORY CORP·Filed 2020·Granted Feb 9, 2021·9 cites·8 claims
- 0299US10714170B2Semiconductor memory device and memory systemTOSHIBA MEMORY CORP·Filed 2020·Granted Jul 14, 2020·9 cites·11 claims
- 0398US11238925B2Semiconductor memory device and memory systemTOSHIBA MEMORY CORP·Filed 2020·Granted Feb 1, 2022·6 cites·20 claims
- 0498US9830983B1Memory system and writing methodTOSHIBA MEMORY CORP·Filed 2017·Granted Nov 28, 2017·35 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
- 0797US8902657B2Semiconductor memory device and controllerTOSHIBA KK·Filed 2013·Granted Dec 2, 2014·33 cites·20 claims
- 0896US10566051B2Semiconductor memory device and memory systemTOSHIBA MEMORY CORP·Filed 2017·Granted Feb 18, 2020·13 cites·15 claims
- 0995US11763883B2Nonvolatile memory and writing methodKIOXIA CORP·Filed 2022·Granted Sep 19, 2023·2 cites·15 claims
- 1095US9799406B2Memory systemTOSHIBA KK·Filed 2015·Granted Oct 24, 2017·21 cites·18 claims
- 1195US9502129B1Memory system and method of controlling nonvolatile memoryTOSHIBA KK·Filed 2016·Granted Nov 22, 2016·15 cites·20 claims
- 1295US8375273B2Semiconductor device including a NAND flash memoryTOSHIBA KK·Filed 2010·Granted Feb 12, 2013·27 cites·17 claims
- 1395US6377502B1Semiconductor device that enables simultaneous read and write/erase operationTOSHIBA KK·Filed 2000·Granted Apr 23, 2002·80 cites·37 claims
- 1493US12073885B2Memory system including semiconductor memory and controllerKIOXIA CORP·Filed 2023·Granted Aug 27, 2024·1 cites·8 claims
- 1592US11270765B2Nonvolatile memory and writing methodTOSHIBA MEMORY CORP·Filed 2021·Granted Mar 8, 2022·2 cites·18 claims
- 1692US10255971B2Nonvolatile memory and writing methodTOSHIBA MEMORY CORP·Filed 2015·Granted Apr 9, 2019·9 cites·12 claims
- 1792US10096366B2Memory system including multi-plane flash memory and controllerTOSHIBA MEMORY CORP·Filed 2016·Granted Oct 9, 2018·9 cites·19 claims
- 1892US9251892B1Memory system and method of controlling nonvolatile memoryTOSHIBA KK·Filed 2015·Granted Feb 2, 2016·14 cites·20 claims
- 1992US7126855B2Semiconductor device that enables simultaneous read and write/read operationTOSHIBA KK·Filed 2005·Granted Oct 24, 2006·21 cites·14 claims
- 2091US10545691B2Memory system and method of controlling nonvolatile memoryTOSHIBA MEMORY CORP·Filed 2018·Granted Jan 28, 2020·5 cites·20 claims
- 2190US11100999B2Semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2020·Granted Aug 24, 2021·2 cites·15 claims
- 2290US10937490B2Nonvolatile memory and writing methodTOSHIBA MEMORY CORP·Filed 2020·Granted Mar 2, 2021·2 cites·18 claims
- 2389US6222779B1Semiconductor storage device with automatic write/erase functionTOSHIBA KK·Filed 1999·Granted Apr 24, 2001·81 cites·22 claims
- 2488US9761325B1Memory systemTOSHIBA KK·Filed 2016·Granted Sep 12, 2017·10 cites·10 claims
- 2588US6829194B2Semiconductor device that enables simultaneous read and write/read operationTOSHIBA KK·Filed 2002·Granted Dec 7, 2004·30 cites·4 claims
- 2687US11688458B2Semiconductor memory device and memory systemKIOXIA CORP·Filed 2021·Granted Jun 27, 2023·1 cites·15 claims
- 2787US10431298B2Nonvolatile memory and writing methodTOSHIBA MEMORY CORP·Filed 2019·Granted Oct 1, 2019·4 cites·18 claims
- 2886US9891837B2Memory systemTOSHIBA MEMORY CORP·Filed 2015·Granted Feb 13, 2018·4 cites·15 claims
- 2986US6512693B2Semiconductor device that enables simultaneous read and write/erase operationTOSHIBA KK·Filed 2001·Granted Jan 28, 2003·28 cites·18 claims
- 3086US2025069654A1Nonvolatile memory and writing methodKIOXIA CORP·Filed 2024·Application pending·0 cites
- 3185US12293787B2Memory systemKIOXIA CORP·Filed 2023·Granted May 6, 2025·0 cites·20 claims
- 3285US11631463B2Information processing systemKIOXIA CORP·Filed 2021·Granted Apr 18, 2023·1 cites·8 claims
- 3385US2025232807A1Memory systemKIOXIA CORP·Filed 2025·Application pending·0 cites
- 3485US2024363166A1Semiconductor memory deviceKIOXIA CORP·Filed 2024·Application pending·0 cites
- 3582US11226742B2Semiconductor memory device including a control circuit and at least two memory cell arraysKIOXIA CORP·Filed 2020·Granted Jan 18, 2022·1 cites·19 claims
- 3682US10871901B2Memory systemTOSHIBA MEMORY CORP·Filed 2018·Granted Dec 22, 2020·2 cites·20 claims
- 3781US12176027B2Nonvolatile memory and writing methodKIOXIA CORP·Filed 2023·Granted Dec 24, 2024·0 cites·18 claims
- 3881US11238924B2Nonvolatile memory multilevel cell programmingKIOXIA CORP·Filed 2020·Granted Feb 1, 2022·1 cites·20 claims
- 3981US10180795B2Memory system utilizing a page buffer for prioritizing a subsequent read request over a pending writeTOSHIBA MEMORY CORP·Filed 2017·Granted Jan 15, 2019·2 cites·20 claims
- 4080US10062438B23D vertical NAND semiconductor memory device and methods thereofTOSHIBA MEMORY CORP·Filed 2016·Granted Aug 28, 2018·3 cites·20 claims
- 4180US9891848B2Memory system and method for controlling nonvolatile memoryTOSHIBA MEMORY CORP·Filed 2015·Granted Feb 13, 2018·3 cites·16 claims
- 4280US9299438B2Semiconductor memory deviceTOSHIBA KK·Filed 2013·Granted Mar 29, 2016·7 cites·7 claims
- 4380US8924820B2Memory controller, semiconductor memory system, and memory control methodTOSHIBA KK·Filed 2013·Granted Dec 30, 2014·5 cites·13 claims
- 4479US12164772B2Semiconductor memory device including a control circuit and at least two memory cell arraysKIOXIA CORP·Filed 2023·Granted Dec 10, 2024·0 cites·10 claims
- 4579US10790017B2Nonvolatile memory and writing methodTOSHIBA MEMORY CORP·Filed 2019·Granted Sep 29, 2020·2 cites·26 claims
- 4679US10025514B2Memory system and method of controlling nonvolatile memoryTOSHIBA MEMORY CORP·Filed 2017·Granted Jul 17, 2018·3 cites·19 claims
- 4779US9928920B2Memory controller, storage device, and read retry methodTOSHIBA MEMORY CORP·Filed 2015·Granted Mar 27, 2018·5 cites·20 claims
- 4878US10698611B2Semiconductor memory device including a control circuit and at least two memory cell arraysTOSHIBA MEMORY CORP·Filed 2018·Granted Jun 30, 2020·2 cites·11 claims
- 4978US7345919B2Semiconductor device that enables simultaneous read and write/read operationTOSHIBA KK·Filed 2006·Granted Mar 18, 2008·7 cites·16 claims
- 5077US2023282276A1Semiconductor memory device and memory systemKIOXIA CORP·Filed 2023·Application pending·0 cites
Showing the top 50 of 116 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →