Inventor · disambiguated record
Takashi Izumida
Also filed as: IZUMIDA TAKASHI
53 granted patents·13 pending applications·362 citations·filing 2005–2022
98Inventor score
Top patents by PatentIndex Score
66 records- 0198US7115476B1Semiconductor manufacturing method and semiconductor deviceTOSHIBA KK·Filed 2005·Granted Oct 3, 2006·118 cites·20 claims
- 0294US9018682B2Semiconductor memory deviceTOSHIBA KK·Filed 2013·Granted Apr 28, 2015·17 cites·20 claims
- 0394US7662679B2Semiconductor manufacturing method and semiconductor deviceTOSHIBA KK·Filed 2005·Granted Feb 16, 2010·32 cites·22 claims
- 0491US9536894B2Non-volatile memory deviceTOSHIBA KK·Filed 2015·Granted Jan 3, 2017·9 cites·1 claims
- 0590US9502103B1Semiconductor memory deviceTOSHIBA KK·Filed 2016·Granted Nov 22, 2016·7 cites·17 claims
- 0690US7956408B2Nonvolatile semiconductor memory deviceTOSHIBA KK·Filed 2008·Granted Jun 7, 2011·33 cites·20 claims
- 0789US8035199B2Semiconductor device and method for manufacturing the sameTOSHIBA KK·Filed 2009·Granted Oct 11, 2011·14 cites·16 claims
- 0889US7989856B2Fin transistorTOSHIBA KK·Filed 2008·Granted Aug 2, 2011·17 cites·18 claims
- 0989US7473964B2Semiconductor deviceTOSHIBA KK·Filed 2007·Granted Jan 6, 2009·17 cites·20 claims
- 1086US7986000B2Semiconductor device and method of manufacturing the sameTOSHIBA KK·Filed 2009·Granted Jul 26, 2011·13 cites·19 claims
- 1185US8809931B2Nonvolatile semiconductor memory deviceTOSHIBA KK·Filed 2013·Granted Aug 19, 2014·9 cites·13 claims
- 1284US8354706B2Semiconductor memory deviceTOSHIBA KK·Filed 2010·Granted Jan 15, 2013·8 cites·17 claims
- 1383US9379164B2Integrated circuit deviceTOSHIBA KK·Filed 2015·Granted Jun 28, 2016·5 cites·23 claims
- 1483US7868395B2Metal insulator semiconductor field effect transistor having fin structureTOSHIBA KK·Filed 2006·Granted Jan 11, 2011·10 cites·21 claims
- 1582US8148217B2Semiconductor manufacturing method and semiconductor deviceIZUMIDA TAKASHI·Filed 2011·Granted Apr 3, 2012·5 cites·20 claims
- 1681US10276590B2Method for manufacturing a semiconductor device including a vertical channel between stacked electrode layers and an insulating layerTOSHIBA MEMORY CORP·Filed 2018·Granted Apr 30, 2019·3 cites·8 claims
- 1779US8420467B2Semiconductor device and method for manufacturing the sameIZUMIDA TAKASHI·Filed 2011·Granted Apr 16, 2013·4 cites·9 claims
- 1877US11694995B2Semiconductor memory deviceKIOXIA CORP·Filed 2021·Granted Jul 4, 2023·1 cites·10 claims
- 1976US9450026B2Semiconductor deviceTOSHIBA KK·Filed 2014·Granted Sep 20, 2016·4 cites·13 claims
- 2075US9825100B2Nonvolatile semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2016·Granted Nov 21, 2017·3 cites·12 claims
- 2174US9287499B2Integrated circuit deviceTOSHIBA KK·Filed 2014·Granted Mar 15, 2016·2 cites·20 claims
- 2274US8134203B2Nonvolatile semiconductor memory deviceIZUMIDA TAKASHI·Filed 2009·Granted Mar 13, 2012·4 cites·9 claims
- 2373US8686488B2Nonvolatile semiconductor memory device and method of manufacturing the sameKONDO MASAKI·Filed 2012·Granted Apr 1, 2014·4 cites·16 claims
- 2473US7923788B2Semiconductor deviceTOSHIBA KK·Filed 2008·Granted Apr 12, 2011·5 cites·20 claims
- 2572US8680612B2Semiconductor device and manufacturing method thereofIZUMIDA TAKASHI·Filed 2012·Granted Mar 25, 2014·3 cites·20 claims
- 2670US8289782B2Semiconductor memory deviceIZUMIDA TAKASHI·Filed 2010·Granted Oct 16, 2012·3 cites·20 claims
- 2768US8964459B2Magnetoresistive element and writing method of magnetic memoryTOSHIBA KK·Filed 2013·Granted Feb 24, 2015·3 cites·17 claims
- 2866US9748312B2Semiconductor memory deviceTOSHIBA KK·Filed 2016·Granted Aug 29, 2017·1 cites·20 claims
- 2966US9570514B2Semiconductor deviceTOSHIBA KK·Filed 2014·Granted Feb 14, 2017·1 cites·9 claims
- 3066US7842998B2Nonvolatile semiconductor memory device and method for manufacturing the sameTOSHIBA KK·Filed 2008·Granted Nov 30, 2010·2 cites·19 claims
- 3164US9865656B2Semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2016·Granted Jan 9, 2018·1 cites·13 claims
- 3264US9536616B1Non-volatile memory device and method for reading out dataTOSHIBA KK·Filed 2015·Granted Jan 3, 2017·1 cites·12 claims
- 3362US11616072B2Semiconductor memory deviceKIOXIA CORP·Filed 2022·Granted Mar 28, 2023·0 cites·10 claims
- 3461US8901633B2Semiconductor storage device and method for manufacturing the sameTOSHIBA KK·Filed 2013·Granted Dec 2, 2014·1 cites·11 claims
- 3560US8258562B2Semiconductor device having tri-gate structure and manufacturing method thereofIZUMIDA TAKASHI·Filed 2009·Granted Sep 4, 2012·1 cites·4 claims
- 3657US9595324B1Semiconductor memory deviceTOSHIBA KK·Filed 2016·Granted Mar 14, 2017·1 cites·17 claims
- 3755US11355510B2Semiconductor memory deviceKIOXIA CORP·Filed 2020·Granted Jun 7, 2022·0 cites·10 claims
- 3854US8043904B2Semiconductor manufacturing method and semiconductor deviceTOSHIBA KK·Filed 2009·Granted Oct 25, 2011·0 cites·13 claims
- 3952US8614477B2Nonvolatile semiconductor memory deviceIZUMIDA TAKASHI·Filed 2012·Granted Dec 24, 2013·0 cites·3 claims
- 4052US8575684B2Nonvolatile semiconductor memory deviceIZUMIDA TAKASHI·Filed 2012·Granted Nov 5, 2013·0 cites·8 claims
- 4149US11404572B2Semiconductor deviceKIOXIA CORP·Filed 2020·Granted Aug 2, 2022·0 cites·17 claims
- 4248US10535712B2Semiconductor deviceTOSHIBA MEMORY CORP·Filed 2018·Granted Jan 14, 2020·0 cites·14 claims
- 4348US9917099B2Semiconductor device having vertical channel between stacked electrode layers and insulating layersTOSHIBA MEMORY CORP·Filed 2016·Granted Mar 13, 2018·0 cites·12 claims
- 4446US2010207187A1Nonvolatile semiconductor memory deviceTOSHIBA KK·Filed 2009·Application pending·0 cites
- 4544US11527645B2Semiconductor deviceKIOXIA CORP·Filed 2019·Granted Dec 13, 2022·0 cites·10 claims
- 4644US8110864B2Nonvolatile semiconductor memory deviceIZUMIDA TAKASHI·Filed 2008·Granted Feb 7, 2012·0 cites·20 claims
- 4743US11056558B2Semiconductor device and semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2019·Granted Jul 6, 2021·0 cites·8 claims
- 4843US2008246072A1Nonvolatile semiconductor memory device and manufacturing method of the sameTOSHIBA KK·Filed 2007·Application pending·0 cites
- 4942US2014239366A1Non-volatile semiconductor storage deviceTOSHIBA KK·Filed 2014·Application pending·0 cites
- 5041US9871197B2Semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2016·Granted Jan 16, 2018·0 cites·20 claims
Showing the top 50 of 66 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Takashi Izumida files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →