Inventor · disambiguated record
Tomoharu Tanaka
Also filed as: TANAKA TOMOHARU
327 granted patents·20 pending applications·21,494 citations·filing 1990–2025
99Inventor score
Top patents by PatentIndex Score
347 records- 0199US7120052B2Semiconductor memory device for storing multivalued dataTOSHIBA KK·Filed 2006·Granted Oct 10, 2006·74 cites·10 claims
- 0299US7016226B2Semiconductor memory device for storing multivalued dataTOSHIBA KK·Filed 2004·Granted Mar 21, 2006·149 cites·7 claims
- 0399US6807095B2Multi-state nonvolatile memory capable of reducing effects of coupling between storage elementsSANDISK CORP·Filed 2002·Granted Oct 19, 2004·323 cites·19 claims
- 0499US6657891B1Semiconductor memory device for storing multivalued dataTOSHIBA KK·Filed 2003·Granted Dec 2, 2003·539 cites·30 claims
- 0599US6525964B2Semiconductor memory deviceTOSHIBA KK·Filed 2001·Granted Feb 25, 2003·187 cites·11 claims
- 0699US6522580B2Operating techniques for reducing effects of coupling between storage elements of a non-volatile memory operated in multiple data statesSANDISK CORP·Filed 2001·Granted Feb 18, 2003·1.4k cites·44 claims
- 0799US6373746B1Nonvolatile semiconductor memory having plural data storage portions for a bit line connected to memory cellsTOSHIBA KK·Filed 2000·Granted Apr 16, 2002·498 cites·52 claims
- 0899US6301153B1Nonvolatile semiconductor memory deviceTOSHIBA KK·Filed 2000·Granted Oct 9, 2001·459 cites·34 claims
- 0999US6134140ANonvolatile semiconductor memory device with soft-programming to adjust erased state of memory cellsTOSHIBA KK·Filed 1998·Granted Oct 17, 2000·262 cites·24 claims
- 1099US6046935ASemiconductor device and memory systemTOSHIBA KK·Filed 1999·Granted Apr 4, 2000·1.7k cites·10 claims
- 1199US5903495ASemiconductor device and memory systemTOSHIBA KK·Filed 1997·Granted May 11, 1999·733 cites·44 claims
- 1299US5774397ANon-volatile semiconductor memory device and method of programming a non-volatile memory cell to a predetermined stateTOSHIBA KK·Filed 1996·Granted Jun 30, 1998·1.1k cites·54 claims
- 1399US5570315AMulti-state EEPROM having write-verify control circuitTOSHIBA KK·Filed 1994·Granted Oct 29, 1996·1.7k cites·119 claims
- 1498US7443724B2Semiconductor memory device for storing multivalued dataTOSHIBA KK·Filed 2007·Granted Oct 28, 2008·40 cites·16 claims
- 1598US7376009B2Semiconductor memory device which stores plural data in a cellTOSHIBA KK·Filed 2007·Granted May 20, 2008·46 cites·11 claims
- 1698US7245528B2Semiconductor memory device which stores plural data in a cellTOSHIBA KK·Filed 2004·Granted Jul 17, 2007·97 cites·30 claims
- 1798US7224613B2Operating techniques for reducing effects of coupling between storage elements of a non-volatile memory operated in multiple data statesTOSHIBA KK·Filed 2005·Granted May 29, 2007·95 cites·22 claims
- 1898US7177199B2Behavior based programming of non-volatile memorySANDISK CORP·Filed 2003·Granted Feb 13, 2007·225 cites·57 claims
- 1998US6798698B2Nonvolatile semiconductor memory deviceTOSHIBA KK·Filed 2003·Granted Sep 28, 2004·106 cites·24 claims
- 2098US6643188B2Non-volatile semiconductor memory device adapted to store a multi-valued data in a single memory cellTOSHIBA KK·Filed 2002·Granted Nov 4, 2003·575 cites·31 claims
- 2198US6549464B2Nonvolatile semiconductor memory deviceTOSHIBA KK·Filed 2002·Granted Apr 15, 2003·92 cites·8 claims
- 2298US6545909B2Nonvolatile semiconductor memory deviceTOSHIBA KK·Filed 2002·Granted Apr 8, 2003·119 cites·22 claims
- 2398US6363010B2Nonvolatile semiconductor memory deviceTOSHIBA KK·Filed 2001·Granted Mar 26, 2002·134 cites·5 claims
- 2498US6288935B1Nonvolatile semiconductor memory device for storing multivalued dataTOSHIBA KK·Filed 2000·Granted Sep 11, 2001·154 cites·16 claims
- 2598US6185134B1Flash memory control method, flash memory system using the control method and flash memory device using the control methodTOSHIBA KK·Filed 1999·Granted Feb 6, 2001·244 cites·30 claims
- 2698US5652719ANonvolatile semiconductor memory deviceTOSHIBA KK·Filed 1996·Granted Jul 29, 1997·199 cites·17 claims
- 2798US5602789AElectrically erasable and programmable non-volatile and multi-level memory systemn with write-verify controllerTOSHIBA KK·Filed 1995·Granted Feb 11, 1997·284 cites·25 claims
- 2898US5555204ANon-volatile semiconductor memory deviceTOSHIBA KK·Filed 1994·Granted Sep 10, 1996·203 cites·34 claims
- 2998US5386422AElectrically erasable and programmable non-volatile memory system with write-verify controller using two reference levelsTOSHIBA KK·Filed 1994·Granted Jan 31, 1995·293 cites·2 claims
- 3097US8619468B2Semiconductor memory device for storing multivalued dataSHIBATA NOBORU·Filed 2012·Granted Dec 31, 2013·19 cites·8 claims
- 3197US7738302B2Semiconductor memory device with stores plural data in a cellTOSHIBA KK·Filed 2008·Granted Jun 15, 2010·29 cites·19 claims
- 3297US7593260B2Semiconductor memory device for storing multivalued dataTOSHIBA KK·Filed 2008·Granted Sep 22, 2009·29 cites·11 claims
- 3397US7315471B2Semiconductor memory device for storing multivalued dataTOSHIBA KK·Filed 2006·Granted Jan 1, 2008·36 cites·10 claims
- 3497US7180787B2Semiconductor memory deviceTOSHIBA KK·Filed 2004·Granted Feb 20, 2007·78 cites·16 claims
- 3597US6925004B2Semiconductor memory device for storing multivalued dataTOSHIBA KK·Filed 2003·Granted Aug 2, 2005·114 cites·30 claims
- 3697US6876578B2Semiconductor memory device for storing multivalued dataTOSHIBA KK·Filed 2003·Granted Apr 5, 2005·98 cites·22 claims
- 3797US6452437B1Voltage generator for compensating for temperature dependency of memory cell currentTOSHIBA KK·Filed 2000·Granted Sep 17, 2002·130 cites·44 claims
- 3897US6282117B1Nonvolatile semiconductor memory deviceTOSHIBA KK·Filed 2000·Granted Aug 28, 2001·106 cites·6 claims
- 3997US6055188ANonvolatile semiconductor memory device having a data circuit for erasing and writing operationsTOKYO SHIBAURA ELECTRIC CO·Filed 1998·Granted Apr 25, 2000·154 cites·23 claims
- 4097US6046940ANonvolatile semiconductor memory deviceTOSHIBA KK·Filed 1999·Granted Apr 4, 2000·169 cites·7 claims
- 4197US6014330ANon-volatile semiconductor memory deviceTOSHIBA KK·Filed 1998·Granted Jan 11, 2000·120 cites·56 claims
- 4297US5986933ASemiconductor memory device having variable number of selected cell pages and subcell arraysTOSHIBA KK·Filed 1997·Granted Nov 16, 1999·173 cites·35 claims
- 4397US5949714ANonvolatile semiconductor memory deviceTOSHIBA KK·Filed 1998·Granted Sep 7, 1999·197 cites·18 claims
- 4497US5946231ANon-volatile semiconductor memory deviceTOSHIBA KK·Filed 1998·Granted Aug 31, 1999·129 cites·56 claims
- 4597US5920507ANonvolatile semiconductor memory deviceTOSHIBA KK·Filed 1997·Granted Jul 6, 1999·124 cites·110 claims
- 4697US5870334ANonvolatile semiconductor memory deviceTOSHIBA KK·Filed 1997·Granted Feb 9, 1999·180 cites·42 claims
- 4797US5781478ANonvolatile semiconductor memory deviceTOSHIBA KK·Filed 1997·Granted Jul 14, 1998·147 cites·34 claims
- 4896US10056149B2Semiconductor memory column decoder device and methodMICRON TECHNOLOGY INC·Filed 2016·Granted Aug 21, 2018·16 cites·19 claims
- 4996US8743607B2Semiconductor memory device for storing multivalued dataTOSHIBA KK·Filed 2013·Granted Jun 3, 2014·12 cites·11 claims
- 5096US8310871B2Semiconductor memory device for storing multivalued dataSHIBATA NOBORU·Filed 2011·Granted Nov 13, 2012·15 cites·11 claims
Showing the top 50 of 347 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →