Assignee
MITSUI MINING & SMELTING CO LTD
JP·113 granted patents·117 pending applications·60 citations·filing 2013–2025
Top patents by PatentIndex Score
230 records- 0196US11433377B2Exhaust gas purification catalyst and production method thereforMITSUI MINING & SMELTING CO LTD·Filed 2020·Granted Sep 6, 2022·6 cites·10 claims
- 0294US11266982B2Exhaust gas purification catalystMITSUI MINING & SMELTING CO LTD·Filed 2019·Granted Mar 8, 2022·11 cites·3 claims
- 0394US11208931B2Exhaust gas purification catalystMITSUI MINING & SMELTING CO LTD·Filed 2019·Granted Dec 28, 2021·7 cites·5 claims
- 0491US11670455B2Double-sided copper-clad laminateMITSUI MINING & SMELTING CO LTD·Filed 2021·Granted Jun 6, 2023·2 cites·11 claims
- 0590US11699809B2Sulfide-based solid electrolyte for lithium secondary batteryMITSUI MINING & SMELTING CO LTD·Filed 2017·Granted Jul 11, 2023·6 cites·10 claims
- 0687US11978850B2Sulfide solid electrolyteMITSUI MINING & SMELTING CO LTD·Filed 2020·Granted May 7, 2024·1 cites·11 claims
- 0787US11387487B2Sulfur-containing compound, solid electrolyte, and batteryMITSUI MINING & SMELTING CO LTD·Filed 2019·Granted Jul 12, 2022·3 cites·13 claims
- 0887US11196083B2Solid electrolyte of lithium secondary battery and sulfide compound for said solid electrolyteMITSUI MINING & SMELTING CO LTD·Filed 2018·Granted Dec 7, 2021·2 cites·15 claims
- 0983US11631887B2Solid electrolyteMITSUI MINING & SMELTING CO LTD·Filed 2018·Granted Apr 18, 2023·1 cites·10 claims
- 1082US11525073B2Multilayer circuit board manufacturing methodMITSUI MINING & SMELTING CO LTD·Filed 2017·Granted Dec 13, 2022·3 cites·12 claims
- 1181US11913367B2Exhaust gas purification catalystMITSUI MINING & SMELTING CO LTD·Filed 2019·Granted Feb 27, 2024·1 cites·7 claims
- 1281US11302929B2Method for producing electrode catalyst, and electrode catalystMITSUI MINING & SMELTING CO LTD·Filed 2017·Granted Apr 12, 2022·2 cites·7 claims
- 1380US11517881B2Exhaust gas purification catalystMITSUI MINING & SMELTING CO LTD·Filed 2018·Granted Dec 6, 2022·2 cites·9 claims
- 1478US11576267B2Ultra-thin copper foil, ultra-thin copper foil with carrier, and method for manufacturing printed wiring boardMITSUI MINING & SMELTING CO LTD·Filed 2018·Granted Feb 7, 2023·2 cites·13 claims
- 1578US11189841B2Method for producing electrode catalyst, and electrode catalystMITSUI MINING & SMELTING CO LTD·Filed 2017·Granted Nov 30, 2021·1 cites·11 claims
- 1677US11527415B2Multilayer circuit board manufacturing methodMITSUI MINING & SMELTING CO LTD·Filed 2017·Granted Dec 13, 2022·2 cites·8 claims
- 1777US2024165582A1Method using adsorbentMITSUI MINING & SMELTING CO LTD·Filed 2022·Application pending·0 cites
- 1877US2024157330A1Columnar body, adsorbent including the columnar body, and method of removing metal and/or metal ion with the adsorbentMITSUI MINING & SMELTING CO LTD·Filed 2022·Application pending·0 cites
- 1977US2024082812A1Porous body, adsorbent including the porous body, and method of removing metal and/or metal ion with the adsorbentMITSUI MINING & SMELTING CO LTD·Filed 2022·Application pending·0 cites
- 2077US2024157340A1Exhaust gas purifying catalyst composition and exhaust gas purifying catalystMITSUI MINING & SMELTING CO LTD·Filed 2022·Application pending·0 cites
- 2177US2024149252A1Exhaust gas purifying catalyst composition and exhaust gas purifying catalystMITSUI MINING & SMELTING CO LTD·Filed 2022·Application pending·0 cites
- 2277US2024181391A1Exhaust gas purifying catalyst composition and exhaust gas purifying catalystMITSUI MINING & SMELTING CO LTD·Filed 2022·Application pending·0 cites
- 2376US12176150B2Double-sided copper-clad laminateMITSUI MINING & SMELTING CO LTD·Filed 2023·Granted Dec 24, 2024·0 cites·10 claims
- 2476US11756845B2Copper foil with glass carrier and production method thereforMITSUI MINING & SMELTING CO LTD·Filed 2019·Granted Sep 12, 2023·2 cites·16 claims
- 2576US11458460B2Exhaust gas purification catalystMITSUI MINING & SMELTING CO LTD·Filed 2018·Granted Oct 4, 2022·2 cites·7 claims
- 2675US12399001B2Method for measuring surface parameter of copper foil, and method for sorting copper foilMITSUI MINING & SMELTING CO LTD·Filed 2022·Granted Aug 26, 2025·0 cites·11 claims
- 2774US12222201B2Method for measuring surface parameter of copper foil, method for sorting copper foil, and method for producing surface-treated copper foilMITSUI MINING & SMELTING CO LTD·Filed 2021·Granted Feb 11, 2025·0 cites·10 claims
- 2873US12315876B2Sulfide-based solid electrolyte particlesMITSUI MINING & SMELTING CO LTD·Filed 2021·Granted May 27, 2025·0 cites·11 claims
- 2972US11594737B2Membrane electrode assembly with a catalyst layer including an inorganic oxide catalyst carrier and a highly hydrophobic substance and solid polymer fuel cell using the assemblyMITSUI MINING & SMELTING CO LTD·Filed 2019·Granted Feb 28, 2023·0 cites·9 claims
- 3072US2026018664A1Production Method For Anode-Supported CellMITSUI MINING & SMELTING CO LTD·Filed 2025·Application pending·0 cites
- 3171US11688879B2Sulfide-based solid electrolyte particlesMITSUI MINING & SMELTING CO LTD·Filed 2019·Granted Jun 27, 2023·0 cites·13 claims
- 3271US2026066466A1Battery and multilayer structure for batteriesMITSUI MINING & SMELTING CO LTD·Filed 2023·Application pending·0 cites
- 3370US11195635B2Conductive film manufacturing methodMITSUI MINING & SMELTING CO LTD·Filed 2018·Granted Dec 7, 2021·1 cites·4 claims
- 3470US2023096142A1Sulfide Solid ElectrolyteMITSUI MINING & SMELTING CO LTD·Filed 2022·Application pending·0 cites
- 3570US2022131183A1Sulfide solid electrolyteMITSUI MINING & SMELTING CO LTD·Filed 2020·Application pending·0 cites
- 3670US2025140865A1Electrode mixture and electrode slurry and battery which use said electrode mixtureMITSUI MINING & SMELTING CO LTD·Filed 2023·Application pending·0 cites
- 3769US12431533B2Solid electrolyte, and electrode mixture, solid electrolyte layer and solid-state battery, each using sameMITSUI MINING & SMELTING CO LTD·Filed 2020·Granted Sep 30, 2025·0 cites·9 claims
- 3869US12139592B2Resin composition comprising coated metal oxide particles, resin-attached metal foil, metal-clad laminated sheet, and capacitor elementMITSUI MINING & SMELTING CO LTD·Filed 2021·Granted Nov 12, 2024·0 cites·16 claims
- 3969US11990583B2Sulfide solid electrolyte and method of producing the sameMITSUI MINING & SMELTING CO LTD·Filed 2020·Granted May 21, 2024·0 cites·13 claims
- 4069US2022029196A1Solid Electrolyte of Lithium Secondary Battery and Sulfide Compound for Said Solid ElectrolyteMITSUI MINING & SMELTING CO LTD·Filed 2021·Application pending·0 cites
- 4169US2024400406A1Manganese oxide, manganese oxide particles, near-infrared transmission material, and near-infrared transmission filmMITSUI MINING & SMELTING CO LTD·Filed 2022·Application pending·0 cites
- 4268US12424626B2Composite material, and method for manufacturing sameMITSUI MINING & SMELTING CO LTD·Filed 2023·Granted Sep 23, 2025·0 cites·5 claims
- 4368US12374682B2Active material and process for producing the sameMITSUI MINING & SMELTING CO LTD·Filed 2021·Granted Jul 29, 2025·0 cites·13 claims
- 4468US2025015270A1Composite active materialMITSUI MINING & SMELTING CO LTD·Filed 2022·Application pending·0 cites
- 4568US2025304442A1Lithium sulfide and method for producing same, and method for producing sulfide solid electrolyteMITSUI MINING & SMELTING CO LTD·Filed 2022·Application pending·0 cites
- 4668US2025300185A1Composite active materialMITSUI MINING & SMELTING CO LTD·Filed 2022·Application pending·0 cites
- 4767US12480905B2Gas concentration measuring device and method for measuring concentration of analyte gas in sample gasMITSUI MINING & SMELTING CO LTD·Filed 2024·Granted Nov 25, 2025·0 cites·2 claims
- 4867US12424656B2Solid electrolyte, and electrode mixture, solid electrolyte layer and solid-state battery, each using sameMITSUI MINING & SMELTING CO LTD·Filed 2020·Granted Sep 23, 2025·0 cites·9 claims
- 4967US11970395B2Rare earth phosphate particles, method for improving light scattering using same, and light scattering member and optical device including sameMITSUI MINING & SMELTING CO LTD·Filed 2018·Granted Apr 30, 2024·0 cites·20 claims
- 5067US11931808B2Bonding composition, conductor bonding structure, and method for producing sameMITSUI MINING & SMELTING CO LTD·Filed 2019·Granted Mar 19, 2024·1 cites·14 claims
Showing the top 50 of 230 patent records by PatentIndex Score.
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