Inventor · disambiguated record
Takumi Mikawa
Also filed as: MIKAWA TAKUMI
114 granted patents·20 pending applications·739 citations·filing 1998–2022
99Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD34PANASONIC CORP29MIKAWA TAKUMI17KAWASHIMA YOSHIO7ARITA KOJI5
Top patents by PatentIndex Score
134 records- 0194US8437173B2Nonvolatile memory element, manufacturing method thereof, design support method therefor, and nonvolatile memory deviceHAYAKAWA YUKIO·Filed 2011·Granted May 7, 2013·24 cites·13 claims
- 0294US8355274B2Current steering element, storage element, storage device, and method for manufacturing current steering elementPANASONIC CORP·Filed 2009·Granted Jan 15, 2013·34 cites·9 claims
- 0393US8389972B2Nonvolatile memory device and method of manufacturing the sameMIKAWA TAKUMI·Filed 2010·Granted Mar 5, 2013·12 cites·9 claims
- 0493US6590252B2Semiconductor device with oxygen diffusion barrier layer termed from composite nitrideMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Jul 8, 2003·57 cites·11 claims
- 0591US8995170B2Non-volatile memory devicePANASONIC CORP·Filed 2013·Granted Mar 31, 2015·8 cites·19 claims
- 0691US8618526B2Nonvolatile memory device and manufacturing method thereofSORADA HARUYUKI·Filed 2011·Granted Dec 31, 2013·15 cites·13 claims
- 0790US8227788B2Nonvolatile memory element, and nonvolatile memory deviceMIKAWA TAKUMI·Filed 2009·Granted Jul 24, 2012·21 cites·15 claims
- 0889US8482958B2Current steering element, memory element, memory, and method of manufacturing current steering elementHAYAKAWA YUKIO·Filed 2011·Granted Jul 9, 2013·13 cites·7 claims
- 0989US7919774B2Nonvolatile memory element, nonvolatile memory apparatus, and method of manufacture thereofPANASONIC CORP·Filed 2010·Granted Apr 5, 2011·10 cites·10 claims
- 1089US7692178B2Nonvolatile memory element, nonvolatile memory apparatus, and method of manufacture thereofPANASONIC CORP·Filed 2007·Granted Apr 6, 2010·11 cites·18 claims
- 1188US8779406B2Nonvolatile memory element and method for manufacturing the samePANASONIC CORP·Filed 2013·Granted Jul 15, 2014·12 cites·11 claims
- 1288US8551853B2Non-volatile semiconductor memory device and manufacturing method thereofTSUJI KIYOTAKA·Filed 2011·Granted Oct 8, 2013·11 cites·15 claims
- 1388US8198618B2Nonvolatile memory device and manufacturing method thereofMIKAWA TAKUMI·Filed 2008·Granted Jun 12, 2012·14 cites·10 claims
- 1488US7420237B2Capacitor elementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Sep 2, 2008·15 cites·17 claims
- 1587US8394669B2Resistance variable element and resistance variable memory deviceARITA KOJI·Filed 2010·Granted Mar 12, 2013·12 cites·18 claims
- 1687US7807995B2Nonvolatile semiconductor memory apparatus and manufacturing method thereofPANASONIC CORP·Filed 2007·Granted Oct 5, 2010·27 cites·15 claims
- 1786US8384061B2Nonvolatile memory device and manufacturing methodPANASONIC CORP·Filed 2008·Granted Feb 26, 2013·11 cites·10 claims
- 1885US9082968B2Variable resistance non-volatile memory device and manufacturing method thereofPANASONIC CORP·Filed 2012·Granted Jul 14, 2015·6 cites·20 claims
- 1985US8785238B2Nonvolatile memory element and method for manufacturing sameKAWASHIMA YOSHIO·Filed 2011·Granted Jul 22, 2014·9 cites·13 claims
- 2084US9214628B2Nonvolatile memory element, nonvolatile memory device, and manufacturing method for the sameHIMENO ATSUSHI·Filed 2011·Granted Dec 15, 2015·6 cites·17 claims
- 2184US8530321B2Variable resistance element and manufacturing method thereofNINOMIYA TAKEKI·Filed 2010·Granted Sep 10, 2013·3 cites·11 claims
- 2284US8351244B2Memory cell array, nonvolatile storage device, memory cell, and method of manufacturing memory cell arrayPANASONIC CORP·Filed 2010·Granted Jan 8, 2013·8 cites·7 claims
- 2384US8258493B2Nonvolatile semiconductor memory apparatus and manufacturing method thereofMIKAWA TAKUMI·Filed 2007·Granted Sep 4, 2012·9 cites·8 claims
- 2483US8861257B2Nonvolatile memory element, manufacturing method thereof, nonvolatile memory device, and design support method for nonvolatile memory elementHAYAKAWA YUKIO·Filed 2011·Granted Oct 14, 2014·7 cites·10 claims
- 2583US8592798B2Non-volatile storage device and method for manufacturing the sameMIKAWA TAKUMI·Filed 2011·Granted Nov 26, 2013·7 cites·9 claims
- 2683US8581225B2Variable resistance nonvolatile memory device and method of manufacturing the sameHIMENO ATSUSHI·Filed 2011·Granted Nov 12, 2013·7 cites·18 claims
- 2783US6750492B2Semiconductor memory with hydrogen barrierMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Jun 15, 2004·27 cites·13 claims
- 2882US7344976B2Method for fabricating nonvolatile semiconductor memory deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Mar 18, 2008·9 cites·16 claims
- 2981US8796660B2Nonvolatile memory element comprising a resistance variable element and a diodeTAKAGI TAKESHI·Filed 2007·Granted Aug 5, 2014·7 cites·1 claims
- 3080US9184381B2Nonvolatile storage element and method for manufacturing sameMIKAWA TAKUMI·Filed 2011·Granted Nov 10, 2015·4 cites·17 claims
- 3180US8811061B2Memory device, semiconductor storage device, method for manufacturing memory device, and reading method for semiconductor storage deviceTSUJI KIYOTAKA·Filed 2011·Granted Aug 19, 2014·7 cites·16 claims
- 3280US8610102B2Nonvolatile memory device and manufacturing method thereofKAWASHIMA YOSHIO·Filed 2010·Granted Dec 17, 2013·6 cites·17 claims
- 3380US8445883B2Nonvolatile semiconductor memory device and manufacturing method thereofHIMENO ATSUSHI·Filed 2009·Granted May 21, 2013·9 cites·12 claims
- 3480US7884346B2Nonvolatile memory element and manufacturing method thereofPANASONIC CORP·Filed 2007·Granted Feb 8, 2011·8 cites·11 claims
- 3579US9000506B2Variable resistance nonvolatile memory element and method for manufacturing the sameNINOMIYA TAKEKI·Filed 2011·Granted Apr 7, 2015·4 cites·7 claims
- 3679US8253136B2Nonvolatile semiconductor memory device and manufacturing method thereofMIKAWA TAKUMI·Filed 2008·Granted Aug 28, 2012·5 cites·7 claims
- 3779US8013711B2Variable resistance element, semiconductor device, and method for manufacturing variable resistance elementPANASONIC CORP·Filed 2007·Granted Sep 6, 2011·9 cites·12 claims
- 3879US7981760B2Method for manufacturing nonvolatile storage element and method for manufacturing nonvolatile storage devicePANASONIC CORP·Filed 2009·Granted Jul 19, 2011·6 cites·16 claims
- 3978US8492743B2Nonvolatile memory device and method of manufacturing the samePANASONIC CORP·Filed 2013·Granted Jul 23, 2013·3 cites·12 claims
- 4077US8871561B2Variable resistance nonvolatile storage device and method for manufacturing the sameTAKAHASHI ICHIROU·Filed 2012·Granted Oct 28, 2014·4 cites·8 claims
- 4177US8481990B2Nonvolatile memory elementKAWASHIMA YOSHIO·Filed 2011·Granted Jul 9, 2013·4 cites·14 claims
- 4277US8441060B2Nonvolatile memory element and nonvolatile memory device incorporating nonvolatile memory elementNINOMIYA TAKEKI·Filed 2009·Granted May 14, 2013·5 cites·11 claims
- 4376US8889478B2Method for manufacturing nonvolatile semiconductor memory element, and nonvolatile semiconductor memory elementMIKAWA TAKUMI·Filed 2011·Granted Nov 18, 2014·3 cites·7 claims
- 4476US8227786B2Nonvolatile memory elementMIKAWA TAKUMI·Filed 2010·Granted Jul 24, 2012·3 cites·2 claims
- 4576US7598556B2Ferroelectric memory devicePANASONIC CORP·Filed 2005·Granted Oct 6, 2009·7 cites·12 claims
- 4675US8574957B2Method for manufacturing nonvolatile semiconductor memory elementMIKAWA TAKUMI·Filed 2011·Granted Nov 5, 2013·4 cites·8 claims
- 4775US6972449B2Ferroelectric memory having a hydrogen barrier film which continuously covers a plurality of capacitors in a capacitor lineMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Dec 6, 2005·16 cites·18 claims
- 4875US6717198B2Ferroelectric memoryMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Apr 6, 2004·17 cites·9 claims
- 4974US8344345B2Nonvolatile semiconductor memory device having a resistance variable layer and manufacturing method thereofPANASONIC CORP·Filed 2008·Granted Jan 1, 2013·4 cites·12 claims
- 5073US8445886B2Nonvolatile memory element, nonvolatile memory device, nonvolatile semiconductor device, and method of manufacturing nonvolatile memory elementFUJII SATORU·Filed 2010·Granted May 21, 2013·3 cites·19 claims
Showing the top 50 of 134 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →