Inventor · disambiguated record
Seiji Nishiyama
Also filed as: NISHIYAMA SEIJI
64 granted patents·20 pending applications·779 citations·filing 1987–2025
98Inventor score
Files withPANASONIC CORP20PANASONIC IP MAN CO LTD20MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18NISHIYAMA SEIJI7JOLED INC3
Top patents by PatentIndex Score
84 records- 0197US6452653B1Reflector, method of fabricating the same, reflective display device comprising reflector, and method of fabricating the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Sep 17, 2002·143 cites·43 claims
- 0295US6507385B1Liquid crystal display element and manufacturing method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jan 14, 2003·71 cites·1 claims
- 0393US11949064B2Negative electrode material, battery, and method for producing batteryPANASONIC IP MAN CO LTD·Filed 2021·Granted Apr 2, 2024·2 cites·10 claims
- 0493US8952365B2Light-emitting panel, manufacturing method of light-emitting panel, and film forming systemPANASONIC CORP·Filed 2013·Granted Feb 10, 2015·7 cites·13 claims
- 0593US8816339B2Organic EL display panel, and method for producing samePANASONIC CORP·Filed 2012·Granted Aug 26, 2014·13 cites·13 claims
- 0693US8492754B2Organic light-emitting display panel, display device, and method of manufacturing organic light-emitting display panelNISHIYAMA SEIJI·Filed 2011·Granted Jul 23, 2013·19 cites·27 claims
- 0792US8436348B2Organic EL display panel, organic EL display device having the same, and method for manufacturing organic EL display panelONO SHINYA·Filed 2011·Granted May 7, 2013·11 cites·29 claims
- 0892US6888678B2Irregular-shape body, reflection sheet and reflection-type liquid crystal display element, and production method and production device thereforMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted May 3, 2005·53 cites·15 claims
- 0989US8378361B2Light-emitter, and light emitting device including a metal-oxide charge injection layerPANASONIC CORP·Filed 2011·Granted Feb 19, 2013·8 cites·13 claims
- 1088US9246138B2Light-emitting panel, manufacturing method of light-emitting panel, and film forming systemPANASONIC CORP·Filed 2014·Granted Jan 26, 2016·3 cites·15 claims
- 1188US8829510B2Organic electroluminescence display panel and organic electroluminescence display deviceKOMATSU TAKAHIRO·Filed 2012·Granted Sep 9, 2014·9 cites·35 claims
- 1288US7236663B2Display element and display device using the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jun 26, 2007·30 cites·5 claims
- 1388US6400430B2Light control element, optical device, and electrical device having lightweight, and method of producing thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jun 4, 2002·77 cites·48 claims
- 1487US9153791B2Organic EL display panelAKAMATSU KAORI·Filed 2011·Granted Oct 6, 2015·9 cites·5 claims
- 1587US9029843B2Organic electroluminescence elementPANASONIC CORP·Filed 2013·Granted May 12, 2015·7 cites·19 claims
- 1686US8779453B2Light-emitting element and display device using sameKURATA KEIKO·Filed 2012·Granted Jul 15, 2014·7 cites·13 claims
- 1786US6486932B1Light control element, optical device, and electrical device, and method of producing thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Nov 26, 2002·26 cites·18 claims
- 1885US6429914B1Polymer dispersion type liquid crystal display panel and its manufacturing methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Aug 6, 2002·71 cites·46 claims
- 1984US8981361B2Organic electroluminescence display panel with tungsten oxide containing hole injection layer that electrically connects electrode to auxiliary wiring, and organic electroluminescence display deviceOHUCHI SATORU·Filed 2011·Granted Mar 17, 2015·6 cites·26 claims
- 2084US8866160B2Light-emitting element, device, and manufacturing method including a charge injection layer having a recess for suppressing uneven luminanceNISHIYAMA SEIJI·Filed 2011·Granted Oct 21, 2014·6 cites·20 claims
- 2183US8563994B2Light-emitting element, display device, and method for producing light-emitting elementPANASONIC CORP·Filed 2012·Granted Oct 22, 2013·5 cites·32 claims
- 2281US11489195B2Solid electrolyte material and battery using samePANASONIC IP MAN CO LTD·Filed 2019·Granted Nov 1, 2022·1 cites·9 claims
- 2380US8492184B2Organic EL display panel, display device, and method of manufacturing organic EL display panelNISHIYAMA SEIJI·Filed 2011·Granted Jul 23, 2013·5 cites·25 claims
- 2479US8884276B2Organic EL display panel and organic EL display apparatusPANASONIC CORP·Filed 2012·Granted Nov 11, 2014·4 cites·43 claims
- 2579US8796701B2Display panel apparatus and method of fabricating display panel apparatusNISHIYAMA SEIJI·Filed 2012·Granted Aug 5, 2014·4 cites·15 claims
- 2679US6452650B1Polymer dispersion type liquid crystal display element, producing method therefor and apparatus for use in the producing methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1997·Granted Sep 17, 2002·52 cites·11 claims
- 2778US6285435B1Liquid crystal display element and projection apparatus using a liquid crystal display elementMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Sep 4, 2001·16 cites·16 claims
- 2876US12308425B2Positive-electrode material and batteryPANASONIC IP MAN CO LTD·Filed 2022·Granted May 20, 2025·0 cites·13 claims
- 2976US9012897B2Organic EL element, display device, and light-emitting devicePANASONIC CORP·Filed 2013·Granted Apr 21, 2015·3 cites·20 claims
- 3076US6781759B1Reflector, production method thereof, display element, and display deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Aug 24, 2004·18 cites·12 claims
- 3176US6630969B2Polymer dispersion type liquid crystal display panel and manufacturing method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Oct 7, 2003·14 cites·16 claims
- 3275US8927975B2Light emitting element, method for manufacturing same, and light emitting devicePANASONIC CORP·Filed 2012·Granted Jan 6, 2015·2 cites·15 claims
- 3374US6529252B2Polymer dispersion type liquid crystal display element, producing method therefor and apparatus for use in the producing methodMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Mar 4, 2003·13 cites·21 claims
- 3473US12424657B2Positive-electrode material and batteryPANASONIC IP MAN CO LTD·Filed 2022·Granted Sep 23, 2025·0 cites·15 claims
- 3573US8890174B2Light-emitting element including a charge injection transport layer that includes a dissolvable metal compound, and display device and method for manufacturing thereofHARADA KENJI·Filed 2011·Granted Nov 18, 2014·2 cites·19 claims
- 3673US8890173B2Light-emitting element including a charge injection transport layer having a recess portion for accumulating ink, and display device and method for manufacturing thereofHARADA KENJI·Filed 2011·Granted Nov 18, 2014·2 cites·24 claims
- 3772US12456752B2Solid electrolyte composition, and method for manufacturing solid electrolyte memberPANASONIC IP MAN CO LTD·Filed 2022·Granted Oct 28, 2025·0 cites·11 claims
- 3872US12166172B2Ion conductor material and batteryPANASONIC IP MAN CO LTD·Filed 2021·Granted Dec 10, 2024·0 cites·11 claims
- 3972US9843010B2Light-emitting element, light-emitting device provided with light-emitting element, and light-emitting element production methodJOLED INC·Filed 2013·Granted Dec 12, 2017·2 cites·19 claims
- 4071US12394820B2Positive-electrode material and batteryPANASONIC IP MAN CO LTD·Filed 2022·Granted Aug 19, 2025·0 cites·13 claims
- 4171US8927976B2Organic EL element and production method for samePANASONIC CORP·Filed 2013·Granted Jan 6, 2015·2 cites·26 claims
- 4271US2024063392A1Electrode and batteryPANASONIC IP MAN CO LTD·Filed 2023·Application pending·0 cites
- 4369US11955599B2Negative electrode material and batteryPANASONIC IP MAN CO LTD·Filed 2021·Granted Apr 9, 2024·0 cites·20 claims
- 4469US9093659B2Display panel apparatus and method of fabricating display panel apparatusJOLED INC·Filed 2014·Granted Jul 28, 2015·1 cites·8 claims
- 4569US2024063505A1Outer casing and battery modulePANASONIC IP MAN CO LTD·Filed 2023·Application pending·0 cites
- 4669US2023223585A1Battery and method of producing the samePANASONIC IP MAN CO LTD·Filed 2023·Application pending·0 cites
- 4768US2024106004A1Battery and method for manufacturing batteryPANASONIC IP MAN CO LTD·Filed 2023·Application pending·0 cites
- 4867US12463246B2BatteryPANASONIC IP MAN CO LTD·Filed 2022·Granted Nov 4, 2025·0 cites·12 claims
- 4967US2023091362A1Battery and method of producing the samePANASONIC IP MAN CO LTD·Filed 2022·Application pending·0 cites
- 5066US8921838B2Light emitting element, method for manufacturing same, and light emitting devicePANASONIC CORP·Filed 2013·Granted Dec 30, 2014·1 cites·21 claims
Showing the top 50 of 84 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →