Assignee profile:

MITSUI MINING & SMELTING CO., LTD.

City:

Tokyo

Country:

Japan

Published Applications:

247

Last publication date:

2024-02-01

Patent Grants:

161

Last grant date:

2026-01-13

Quarterly MITSUI MINING & SMELTING CO., LTD. Patent Applications

Top Inventors for applications by MITSUI MINING & SMELTING CO., LTD.

These are the the leading inventors for applications assigned to MITSUI MINING & SMELTING CO., LTD.:

Recent patent applications by MITSUI MINING & SMELTING CO., LTD.

MITSUI MINING & SMELTING CO., LTD. based in Tokyo, JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2024-02-01
US20240034670A1
Chemistry; metallurgy

CARRIER-ATTACHED METAL FOIL AND METHOD FOR PRODUCING SAME

#2 | 2023-12-28
US20230420270A1
Electricity

METHOD FOR PRODUCING WIRING BOARD

#3 | 2023-08-31 ✅ Patent 12,526,929 granted on 2026-01-13
US20230276579A1
Electricity

MANUFACTURING METHODS FOR COPPER-CLAD LAMINATE AND PRINTED WIRING BOARD

#4 | 2023-08-31 ✅ Patent 12,262,469 granted on 2025-03-25
US20230276571A1
Electricity

Copper-clad laminate plate and printed wiring board

#5 | 2023-07-27 ✅ Patent 12,176,150 granted on 2024-12-24
US20230238181A1
Electricity

Double-sided copper-clad laminate

#6 | 2023-04-06 ✅ Patent 11,890,853 granted on 2024-02-06
US20230107922A1
Performing operations; transporting

Resin layered product, dielectric layer, metal foil with resin, capacitor element, and printed wiring board with built-in capacitor

#7 | 2023-03-09 ✅ Patent 12,344,953 granted on 2025-07-01
US20230074384A1
Chemistry; metallurgy

ELECTROLYTIC COPPER FOIL

#8 | 2023-03-09 ✅ Patent 12,247,280 granted on 2025-03-11
US20230072120A1
Chemistry; metallurgy

Metal foil with carrier

#9 | 2023-02-09 ✅ Patent 12,168,838 granted on 2024-12-17
US20230044366A1
Chemistry; metallurgy

Electrolytic copper foil

#10 | 2022-12-08
US20220389162A1
Chemistry; metallurgy

RESIN COMPOSITION AND RESIN-ATTACHED COPPER FOIL

#11 | 2022-11-03 ✅ Patent 11,670,455 granted on 2023-06-06
US20220351906A1
Electricity

Double-sided copper-clad laminate

#12 | 2022-07-14 ✅ Patent 12,575,370 granted on 2026-03-10
US20220223456A1
Electricity

METAL FOIL WITH CARRIER AND USE METHOD AND MANUFACTURING METHOD THEREFOR

#13 | 2022-06-16 ✅ Patent 12,004,304 granted on 2024-06-04
US20220192029A1
Electricity

Method for manufacturing printed wiring board

#14 | 2022-06-09 ✅ Patent 12,171,067 granted on 2024-12-17
US20220183158A1
Electricity

Method of manufacturing printed wiring board

#15 | 2022-06-02 ✅ Patent 12,331,182 granted on 2025-06-17
US20220169842A1
Chemistry; metallurgy

RESIN COMPOSITION AND RESIN-ATTACHED COPPER FOIL

#16 | 2022-05-26 ✅ Patent 12,351,698 granted on 2025-07-08
US20220162418A1
Chemistry; metallurgy

RESIN COMPOSITION, COPPER FOIL WITH RESIN, DIELECTRIC LAYER, COPPER-CLAD LAMINATE, CAPACITOR ELEMENT, AND PRINTED WIRING BOARD WITH BUILT-IN CAPACITOR

#17 | 2022-05-05 ✅ Patent 12,030,125 granted on 2024-07-09
US20220139865A1
Electricity

Bonded body and method for manufacturing same

#18 | 2022-01-20 ✅ Patent 12,058,819 granted on 2024-08-06
US20220022326A1
Electricity

Multilayer body

#19 | 2021-10-21 ✅ Patent 11,637,358 granted on 2023-04-25
US20210328325A1
Electricity

Carrier-containing metal foil and method for manufacturing millimeter-wave antenna substrate using same

#20 | 2021-10-21 ✅ Patent 11,935,865 granted on 2024-03-19
US20210327848A1
Electricity

Semiconductor package manufacturing method, and adhesive sheet used therein

#21 | 2021-10-21 ✅ Patent 11,876,070 granted on 2024-01-16
US20210327847A1
Electricity

Semiconductor package manufacturing method

#22 | 2021-10-14 ✅ Patent 11,215,592 granted on 2022-01-04
US20210318278A1
Physics

Method and device for isolating and analyzing target substance in solution

#23 | 2021-10-07 ✅ Patent 11,961,771 granted on 2024-04-16
US20210313237A1
Electricity

Laminate sheet and method of use thereof

#24 | 2021-09-16
US20210288307A1
Electricity

POSITIVE ELECTRODE ACTIVE MATERIAL

#25 | 2021-09-02 ✅ Patent 12,193,153 granted on 2025-01-07
US20210274650A1
Electricity

Multilayer body

#26 | 2021-04-29 ✅ Patent 11,576,267 granted on 2023-02-07
US20210127503A1
Electricity

Ultra-thin copper foil, ultra-thin copper foil with carrier, and method for manufacturing printed wiring board

#27 | 2021-04-29
US20210126272A1
Electricity

SOLID ELECTROLYTE ASSEMBLY

#28 | 2021-02-25 ✅ Patent 11,765,840 granted on 2023-09-19
US20210059057A1
Electricity

Copper foil with carrier

#29 | 2021-02-11 ✅ Patent 11,266,982 granted on 2022-03-08
US20210039080A1
Performing operations; transporting

Exhaust gas purification catalyst

#30 | 2021-01-28 ✅ Patent 11,950,376 granted on 2024-04-02
US20210029823A1
Electricity

Copper-clad laminate

#31 | 2021-01-14 ✅ Patent 11,642,870 granted on 2023-05-09
US20210008838A1
Performing operations; transporting

Glass carrier attached copper foil and method for producing same

#32 | 2020-12-31 ✅ Patent 11,756,845 granted on 2023-09-12
US20200411396A1
Electricity

Copper foil with glass carrier and production method therefor

#33 | 2020-11-19 ✅ Patent 12,297,354 granted on 2025-05-13
US20200362169A1
Chemistry; metallurgy

Resin composition, copper foil with resin, dielectric layer, copper-clad laminate, capacitor element, and printed wiring board with built-in capacitor

#34 | 2020-10-22
US20200332163A1
Chemistry; metallurgy

POLISHING LIQUID AND METHOD FOR PRODUCING POLISHED ARTICLE

#35 | 2020-04-09 ✅ Patent 11,317,522 granted on 2022-04-26
US20200113066A1
Electricity

Wiring board manufacturing method

#36 | 2020-02-13 ✅ Patent 10,888,003 granted on 2021-01-05
US20200053885A1
Electricity

Copper foil with carrier, coreless support with wiring layer, and method for producing printed circuit board

#37 | 2020-02-06 ✅ Patent 12,302,504 granted on 2025-05-13
US20200045830A1
Electricity

Production method for multilayer wiring board

#38 | 2020-02-06 ✅ Patent 10,840,180 granted on 2020-11-17
US20200045829A1
Electricity

Production method for multilayer wiring board

#39 | 2020-01-02 ✅ Patent 11,310,910 granted on 2022-04-19
US20200008298A1
Electricity

Resin composition, copper foil with resin, dielectric layer, copper clad laminate sheet, capacitor element and printed wiring board with built-in capacitor

#40 | 2019-12-12 ✅ Patent 11,525,073 granted on 2022-12-13
US20190378728A1
Electricity

Multilayer circuit board manufacturing method

#41 | 2019-12-12 ✅ Patent 11,527,415 granted on 2022-12-13
US20190378727A1
Electricity

Multilayer circuit board manufacturing method

#42 | 2019-10-31 ✅ Patent 11,071,214 granted on 2021-07-20
US20190335594A1
Electricity

Method for manufacturing multilayer wiring board

#43 | 2019-09-26
US20190292415A1
Chemistry; metallurgy

ADHESIVE SHEET AND METHOD FOR PEELING SAME

#44 | 2019-08-22 ✅ Patent 10,492,308 granted on 2019-11-26
US20190261518A1
Electricity

Copper foil with carrier, coreless support with wiring layer, and method for producing printed circuit board

#45 | 2019-05-09 ✅ Patent 10,526,209 granted on 2020-01-07
US20190135647A1
Chemistry; metallurgy

MSE-type zeolite production method

#46 | 2019-04-11 ✅ Patent 11,285,700 granted on 2022-03-29
US20190110364A1
Electricity

Multilayer laminate and method for producing multilayer printed wiring board using same

#47 | 2019-03-07 ✅ Patent 11,292,964 granted on 2022-04-05
US20190071600A1
Chemistry; metallurgy

Phosphor

#48 | 2019-01-24 ✅ Patent 10,356,915 granted on 2019-07-16
US20190029125A1
Electricity

Copper foil with carrier, coreless support with wiring layer, and method for producing printed circuit board

#49 | 2019-01-10 ✅ Patent 10,886,146 granted on 2021-01-05
US20190013212A1
Electricity

Copper foil with carrier, production method for same, production method for coreless support with wiring layer, and production method for printed circuit board

#50 | 2018-12-27 ✅ Patent 10,772,219 granted on 2020-09-08
US20180376602A1
Electricity

Copper foil with carrier, copper foil with resin and method for manufacturing printed wiring board

#51 | 2018-10-25 ✅ Patent 10,329,161 granted on 2019-06-25
US20180305217A1
Chemistry; metallurgy

Halogen-containing tin oxide particles and production method thereof

#52 | 2018-08-09 ✅ Patent 10,280,501 granted on 2019-05-07
US20180223412A1
Chemistry; metallurgy

Roughened copper foil, copper clad laminate, and printed circuit board

#53 | 2018-07-19 ✅ Patent 11,166,383 granted on 2021-11-02
US20180206345A1
Electricity

Resin-clad copper foil, copper-clad laminated plate, and printed wiring board

#54 | 2018-06-07 ✅ Patent 10,524,360 granted on 2019-12-31
US20180160536A1
Electricity

Copper clad laminate for forming of embedded capacitor layer, multilayered printed wiring board, and manufacturing method of multilayered printed wiring board

#55 | 2018-05-31 ✅ Patent 10,763,002 granted on 2020-09-01
US20180151268A1
Electricity

Surface-treated copper foil, manufacturing method therefor, printed circuit board copper-clad laminate, and printed circuit board

#56 | 2018-05-17 ✅ Patent 10,244,635 granted on 2019-03-26
US20180139848A1
Electricity

Production method for copper-clad laminate plate

#57 | 2018-01-25 ✅ Patent 9,970,342 granted on 2018-05-15
US20180023436A1
Mechanical engineering

Exhaust gas purification device for internal combustion engine

#58 | 2017-08-17 ✅ Patent 10,022,705 granted on 2018-07-17
US20170232425A1
Performing operations; transporting

Exhaust gas purifying catalyst

#59 | 2017-05-11 ✅ Patent 10,323,162 granted on 2019-06-18
US20170130097A1
Chemistry; metallurgy

Abrasive material

#60 | 2017-03-09 ✅ Patent 10,863,621 granted on 2020-12-08
US20170071059A1
Electricity

Metal foil with releasing resin layer, and printed wiring board

#61 | 2016-12-08 ✅ Patent 10,244,640 granted on 2019-03-26
US20160360624A1
Electricity

Copper clad laminate provided with protective layer and multilayered printed wiring board

#62 | 2016-11-10 ✅ Patent 9,924,597 granted on 2018-03-20
US20160330839A1
Electricity

Copper clad laminate for forming of embedded capacitor layer, multilayered printed wiring board, and manufacturing method of multilayered printed wiring board

#63 | 2016-09-29 ✅ Patent 10,283,728 granted on 2019-05-07
US20160285030A1
Electricity

Electrolytic copper foil and manufacturing method therefor

#64 | 2016-09-01 ✅ Patent 9,525,173 granted on 2016-12-20
US20160254539A1
Electricity

Method for manufacturing over-lithiated layered lithium metal composite oxide

#65 | 2016-04-28 ✅ Patent 9,708,946 granted on 2017-07-18
US20160115835A1
Mechanical engineering

Diesel particulate filter and exhaust gas purification device

#66 | 2015-09-24 ✅ Patent 10,518,323 granted on 2019-12-31
US20150266090A1
Performing operations; transporting

Copper power and method for producing same

#67 | 2015-09-17
US20150262729A1
Electricity

SILVER-COATED COPPER POWDER, AND METHOD FOR PRODUCING SAME

#68 | 2015-07-30 ✅ Patent 9,707,543 granted on 2017-07-18
US20150209760A1
Performing operations; transporting

Exhaust-gas-purification catalyst carrier

#69 | 2015-07-09 ✅ Patent 10,483,531 granted on 2019-11-19
US20150194669A1
Electricity

Negative electrode active material for nonaqueous electrolyte secondary batteries

#70 | 2015-05-28 ✅ Patent 9,537,140 granted on 2017-01-03
US20150147652A1
Electricity

Manganese spinel-type lithium transition metal oxide

#71 | 2015-05-28
US20150144849A1
Electricity

COMPOSITE COPPER PARTICLES, AND METHOD FOR PRODUCING SAME

#72 | 2015-05-21 ✅ Patent 11,419,210 granted on 2022-08-16
US20150140296A1
Electricity

Resin composition, metal foil provided with resin layer, metal clad laminate, and printed wiring board

#73 | 2015-05-14 ✅ Patent 10,396,363 granted on 2019-08-27
US20150132658A1
Electricity

Copper foil, negative electrode current collector and negative electrode material for non-aqueous secondary battery

#74 | 2015-03-26 ✅ Patent 9,737,850 granted on 2017-08-22
US20150086434A1
Performing operations; transporting

Exhaust gas purification palladium monolayer catalyst for saddle-riding-type vehicle

#75 | 2015-03-19 ✅ Patent 9,394,478 granted on 2016-07-19
US20150075611A1
Chemistry; metallurgy

Phosphor, LED light-emission element, and light source device

#76 | 2015-03-05 ✅ Patent 10,505,183 granted on 2019-12-10
US20150064555A1
Electricity

Negative electrode active material for nonaqueous electrolyte secondary batteries

#77 | 2015-02-12 ✅ Patent 10,212,814 granted on 2019-02-19
US20150044492A1
Electricity

Copper foil provided with carrier foil, manufacturing method of the copper foil provided with carrier foil, and copper clad laminate for laser drilling manufactured by using the copper foil provided with carrier foil

#78 | 2015-01-01
US20150001519A1
Electricity

Electrode Foil and Electronic Device

#79 | 2014-10-30 ✅ Patent 9,533,290 granted on 2017-01-03
US20140323294A1
Performing operations; transporting

Exhaust gas purifying catalyst composition and exhaust gas purifying catalyst

#80 | 2014-08-07 ✅ Patent 9,827,556 granted on 2017-11-28
US20140221198A1
Performing operations; transporting

Catalyst carrier for exhaust gas purification and catalyst for exhaust gas purification

#81 | 2014-07-31 ✅ Patent 9,180,440 granted on 2015-11-10
US20140213439A1
Performing operations; transporting

Catalyst

#82 | 2014-07-17
US20140196763A1
Electricity

Red Phosphor and Light-Emitting Element

#83 | 2014-07-03 ✅ Patent 9,761,873 granted on 2017-09-12
US20140183406A1
Electricity

Negative electrode active material for nonaqueous electrolyte secondary batteries

#84 | 2014-06-19
US20140170489A1
Electricity

METHOD OF MANUFACTURING NEGATIVE ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, AND NEGATIVE ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERY

#85 | 2014-05-08
US20140127569A1
Electricity

COPPER FOIL PROVIDED WITH CHROMATE FILM FOR NEGATIVE ELECTRODE CURRENT COLLECTOR, AND NEGATIVE ELECTRODE MATERIAL USING THE COPPER FOIL PROVIDED WITH CHROMATE FILM FOR NEGATIVE ELECTRODE CURRENT COLLECTOR

#86 | 2014-04-10 ✅ Patent 9,585,261 granted on 2017-02-28
US20140096381A1
Electricity

Manufacturing method of multilayer printed wiring board

#87 | 2014-04-03 ✅ Patent 9,269,472 granted on 2016-02-23
US20140093734A1
Electricity

Fluorine-doped tin-oxide particles and manufacturing method therefor

#88 | 2014-03-20 ✅ Patent 9,245,662 granted on 2016-01-26
US20140077136A1
Electricity

Electroconductive particles

#89 | 2014-03-06 ✅ Patent 9,029,885 granted on 2015-05-12
US20140061701A1
Electricity

Electrode foil and electronic device

#90 | 2014-02-27 ✅ Patent 9,066,459 granted on 2015-06-23
US20140054259A1
Electricity

Manufacturing method of multilayer printed wiring board

#91 | 2014-02-06 ✅ Patent 9,669,389 granted on 2017-06-06
US20140038818A1
Performing operations; transporting

Carrier for internal-combustion engine exhaust gas purification catalyst

#92 | 2014-02-06
US20140037535A1
Electricity

Method for Producing Lithium Sulfide for Lithium Ion Cell Solid Electrolyte Material

#93 | 2014-01-23 ✅ Patent 9,166,119 granted on 2015-10-20
US20140021502A1
Electricity

Light-emitting device

#94 | 2014-01-09 ✅ Patent 10,442,699 granted on 2019-10-15
US20140010752A1
Chemistry; metallurgy

Method of manufacturing a positive electrode active material for lithium secondary batteries

#95 | 2014-01-09
US20140008634A1
Electricity

Electrode Sheet for Organic Device, Organic Device Module, and Method for Producing Same

#96 | 2014-01-02 ✅ Patent 9,393,522 granted on 2016-07-19
US20140004026A1
Performing operations; transporting

Method for combusting diesel exhaust gas

#97 | 2014-01-02
US20140001153A1
Chemistry; metallurgy

POLISHING SLURRY AND POLISHING METHOD THEREOF

#98 | 2013-12-26
US20130344336A1
Electricity

CHLORINE-DOPED TIN-OXIDE PARTICLES AND MANUFACTURING METHOD THEREFOR

#99 | 2013-12-19 ✅ Patent 9,437,873 granted on 2016-09-06
US20130337330A1
Electricity

Spinel-type lithium manganese-based composite oxide

#100 | 2013-12-19 ✅ Patent 8,961,910 granted on 2015-02-24
US20130336858A1
Chemistry; metallurgy

Tantalum recovery method

AssigneeID:

21815 ⎘