Inventor · disambiguated record
Tadashi Iguchi
Also filed as: IGUCHI TADASHI
52 granted patents·24 pending applications·415 citations·filing 1997–2025
98Inventor score
Files withTOSHIBA KK35KIOXIA CORP13TOSHIBA MEMORY CORP12BANDAI NAMCO ENTERTAINMENT INC2GOMIKAWA KENJI2
Top patents by PatentIndex Score
76 records- 0196US6720610B2Nonvolatile semiconductor memory device and its manufacturing methodTOSHIBA KK·Filed 2000·Granted Apr 13, 2004·86 cites·2 claims
- 0294US7382015B2Semiconductor device including an element isolation portion having a recessTOSHIBA KK·Filed 2005·Granted Jun 3, 2008·24 cites·44 claims
- 0393US7582928B2Nonvolatile semiconductor memory device and its manufacturing methodTOSHIBA KK·Filed 2007·Granted Sep 1, 2009·17 cites·12 claims
- 0493US6987047B2Method of manufacturing a nonvolatile semiconductor memory device having a stacked gate structureTOSHIBA KK·Filed 2005·Granted Jan 17, 2006·18 cites·3 claims
- 0592US2025031367A1Semiconductor memory deviceKIOXIA CORP·Filed 2024·Application pending·0 cites
- 0690US7488646B2Nonvolatile semiconductor memory device and its manufacturing methodTOSHIBA KK·Filed 2007·Granted Feb 10, 2009·12 cites·9 claims
- 0788US9076820B2Method for manufacturing semiconductor device and semiconductor deviceKITAZAKI SOICHIRO·Filed 2012·Granted Jul 7, 2015·17 cites·12 claims
- 0888US8791523B2Nonvolatile semiconductor storage device and method for manufacturing sameIINO HIROMITSU·Filed 2012·Granted Jul 29, 2014·22 cites·20 claims
- 0988US8247860B2Nonvolatile semiconductor memory device and method for manufacturing sameIWASE MASAO·Filed 2009·Granted Aug 21, 2012·17 cites·12 claims
- 1087US2025107095A1Semiconductor memory device and production method thereofKIOXIA CORP·Filed 2024·Application pending·0 cites
- 1186US9997526B2Semiconductor device and method for manufacturing sameTOSHIBA MEMORY CORP·Filed 2016·Granted Jun 12, 2018·5 cites·6 claims
- 1286US7986000B2Semiconductor device and method of manufacturing the sameTOSHIBA KK·Filed 2009·Granted Jul 26, 2011·13 cites·19 claims
- 1385US9048224B2Nonvolatile semiconductor memory device and method for manufacturing sameTOSHIBA KK·Filed 2013·Granted Jun 2, 2015·6 cites·11 claims
- 1484US12137559B2Semiconductor memory deviceKIOXIA CORP·Filed 2023·Granted Nov 5, 2024·0 cites·7 claims
- 1584US8390055B2Nonvolatile semiconductor memory deviceHIGASHI KAZUYUKI·Filed 2010·Granted Mar 5, 2013·8 cites·12 claims
- 1684US7915156B2Semiconductor memory device and method for manufacturing the sameTOSHIBA KK·Filed 2009·Granted Mar 29, 2011·10 cites·9 claims
- 1783US11563026B2Semiconductor storage deviceKIOXIA CORP·Filed 2020·Granted Jan 24, 2023·1 cites·14 claims
- 1883US6462373B2Nonvolatile semiconductor memory device having tapered portion on side wall of charge accumulation layerTOSHIBA KK·Filed 2000·Granted Oct 8, 2002·27 cites·13 claims
- 1982US10186520B2Semiconductor memory devices including a memory cell array and stepped wiring portions, and manufacturing methods thereofTOSHIBA MEMORY CORP·Filed 2016·Granted Jan 22, 2019·4 cites·12 claims
- 2081US6974746B2Method of manufacturing a nonvolatile semiconductor memory device having a stacked gate structureTOSHIBA KK·Filed 2003·Granted Dec 13, 2005·18 cites·3 claims
- 2179US7847337B2Integral circuit including non-volatile memory cellTOSHIBA KK·Filed 2008·Granted Dec 7, 2010·5 cites·13 claims
- 2277US11637116B2Semiconductor memory deviceKIOXIA CORP·Filed 2021·Granted Apr 25, 2023·0 cites·20 claims
- 2377US8436416B2Nonvolatile semiconductor memory device and method for manufacturing sameICHINOSE DAIGO·Filed 2010·Granted May 7, 2013·5 cites·21 claims
- 2476US12200931B2Semiconductor memory device and production method thereofKIOXIA CORP·Filed 2021·Granted Jan 14, 2025·0 cites·8 claims
- 2576US8241984B2Semiconductor device and method for manufacturing the sameIWASE MASAO·Filed 2010·Granted Aug 14, 2012·4 cites·7 claims
- 2675US10515997B2Memory device and method for manufacturing the sameTOSHIBA MEMORY CORP·Filed 2018·Granted Dec 24, 2019·2 cites·7 claims
- 2775US2025329655A1Semiconductor storage deviceKIOXIA CORP·Filed 2025·Application pending·0 cites
- 2874US9993731B2Information storage medium, server, and game deviceBANDAI NAMCO ENTERTAINMENT INC·Filed 2017·Granted Jun 12, 2018·2 cites·13 claims
- 2974US9793287B2Semiconductor wafer with first and second stacked bodies and semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2016·Granted Oct 17, 2017·2 cites·8 claims
- 3074US7382649B2Nonvolatile semiconductor memoryTOSHIBA KK·Filed 2005·Granted Jun 3, 2008·5 cites·3 claims
- 3173US9548315B2Nonvolatile semiconductor memory device, method of manufacturing the same, and method of measuring the sameTOSHIBA KK·Filed 2015·Granted Jan 17, 2017·2 cites·20 claims
- 3272US11152391B2Semiconductor memory device and production method thereofTOSHIBA MEMORY CORP·Filed 2020·Granted Oct 19, 2021·0 cites·8 claims
- 3368US6340330B1Game machine and information storage mediumNAMCO LTD·Filed 1997·Granted Jan 22, 2002·56 cites·28 claims
- 3466US11127750B2Semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2019·Granted Sep 21, 2021·0 cites·20 claims
- 3566US9570461B2Method for manufacturing semiconductor memory deviceTOSHIBA KK·Filed 2015·Granted Feb 14, 2017·1 cites·16 claims
- 3664US12381152B2Semiconductor storage deviceKIOXIA CORP·Filed 2022·Granted Aug 5, 2025·0 cites·18 claims
- 3763US7586786B2Nonvolatile semiconductor memoryTOSHIBA KK·Filed 2008·Granted Sep 8, 2009·2 cites·7 claims
- 3861US10553600B2Semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2018·Granted Feb 4, 2020·0 cites·20 claims
- 3961US9159613B2Non-volatile memory device, method for fabricating pattern on wafer and method for manufacturing non-volatile memory device using sameTOSHIBA KK·Filed 2014·Granted Oct 13, 2015·1 cites·14 claims
- 4060US8912089B2Method for manufacturing a semiconductor device including a stacked body comprising pluralities of first and second metallic conductive layersTOSHIBA KK·Filed 2013·Granted Dec 16, 2014·1 cites·17 claims
- 4160US7795667B2Semiconductor memory preventing an electric short circuit between a word line and a semiconductor substrate, and manufacturing method for the semiconductor memoryTOSHIBA KK·Filed 2003·Granted Sep 14, 2010·7 cites·10 claims
- 4259US9935118B1Semiconductor memory deviceTOSHIBA MEMORY CORP·Filed 2017·Granted Apr 3, 2018·0 cites·20 claims
- 4359US2024292626A1Semiconductor memory device and method of manufacturing the sameKIOXIA CORP·Filed 2024·Application pending·0 cites
- 4458US7276757B2Semiconductor device with shallow trench isolation and method of fabricating the sameTOSHIBA KK·Filed 2005·Granted Oct 2, 2007·2 cites·10 claims
- 4557US8072021B2Nonvolatile semiconductor memory deviceGOMIKAWA KENJI·Filed 2008·Granted Dec 6, 2011·1 cites·19 claims
- 4657US6927132B2Method for producing nonvolatile semiconductor memory device and the device itselfTOSHIBA KK·Filed 2003·Granted Aug 9, 2005·5 cites·11 claims
- 4756US6984858B2Semiconductor device and manufacturing method thereofTOSHIBA KK·Filed 2002·Granted Jan 10, 2006·6 cites·9 claims
- 4855US8735246B2Method for manufacturing nonvolatile semiconductor memory deviceKUBOI SHUICHI·Filed 2012·Granted May 27, 2014·1 cites·16 claims
- 4954US12075620B2Semiconductor memory deviceKIOXIA CORP·Filed 2021·Granted Aug 27, 2024·0 cites·11 claims
- 5054US10147735B2Semiconductor memory device and production method thereofTOSHIBA MEMORY CORP·Filed 2015·Granted Dec 4, 2018·0 cites·11 claims
Showing the top 50 of 76 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →