Assignee profile:

Mitsui Mining & Smelting Co., Ltd.

City:

Country:

Japan

Published Applications:

32

Last publication date:

2025-05-22

Patent Grants:

32

Last grant date:

2025-11-25

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 , JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2025-05-22 ✅ Patent 12,480,905 granted on 2025-11-25
US20250164430A1
Physics

Gas Concentration Measuring Device And Method For Measuring Concentration Of Analyte Gas In Sample Gas

#2 | 2025-03-27 ✅ Patent 12,424,626 granted on 2025-09-23
US20250105285A1
Electricity

COMPOSITE MATERIAL, AND METHOD FOR MANUFACTURING SAME

#3 | 2024-08-29 ✅ Patent 12,480,909 granted on 2025-11-25
US20240288401A1
Physics

SOLID ELECTROLYTE, ELECTROCHEMICAL ELEMENT, AND LIMITING CURRENT TYPE GAS SENSOR

#4 | 2023-11-16 ✅ Patent 12,139,592 granted on 2024-11-12
US20230365784A1
Chemistry; metallurgy

Resin composition comprising coated metal oxide particles, resin-attached metal foil, metal-clad laminated sheet, and capacitor element

#5 | 2023-11-09 ✅ Patent 12,354,764 granted on 2025-07-08
US20230360820A1
Electricity

SILVER POWDER, METHOD FOR PRODUCING SAME, AND CONDUCTIVE RESIN COMPOSITION

#6 | 2023-09-21 ✅ Patent 12,473,207 granted on 2025-11-18
US20230295003A1
Chemistry; metallurgy

TANTALATE DISPERSION AND TANTALATE COMPOUND

#7 | 2023-08-17 ✅ Patent 12,365,025 granted on 2025-07-22
US20230256506A1
Performing operations; transporting

FINE METAL LINEAR BODY

#8 | 2023-05-04 ✅ Patent 12,263,523 granted on 2025-04-01
US20230137716A1
Performing operations; transporting

Method for producing bonding composition

#9 | 2023-05-04 ✅ Patent 12,397,345 granted on 2025-08-26
US20230133847A1
Chemistry; metallurgy

POWDER FOR FILM FORMATION OR SINTERING

#10 | 2023-04-06 ✅ Patent 11,980,935 granted on 2024-05-14
US20230107436A1
Performing operations; transporting

Copper particles and method for producing same

#11 | 2023-02-16 ✅ Patent 12,272,828 granted on 2025-04-08
US20230049734A1
Electricity

Electrode catalyst layer for fuel cell, and solid polymer-type fuel cell comprising said electrode catalyst layer

#12 | 2023-01-05 ✅ Patent 12,046,572 granted on 2024-07-23
US20230005871A1
Electricity

Bonding sheet and bonded structure

#13 | 2022-12-29 ✅ Patent 12,334,497 granted on 2025-06-17
US20220416292A1
Electricity

SOLID ELECTROLYTE, AND ELECTRODE MIXTURE, SOLID ELECTROLYTE LAYER AND SOLID-STATE BATTERY, EACH USING SAME

#14 | 2022-12-15 ✅ Patent 12,374,682 granted on 2025-07-29
US20220399537A1
Electricity

Active Material and Process for Producing the Same

#15 | 2022-12-01 ✅ Patent 11,945,974 granted on 2024-04-02
US20220380639A1
Chemistry; metallurgy

Composition for provisional fixation and method for producing bonded structure

#16 | 2022-11-24 ✅ Patent 12,431,533 granted on 2025-09-30
US20220376293A1
Electricity

SOLID ELECTROLYTE, AND ELECTRODE MIXTURE, SOLID ELECTROLYTE LAYER AND SOLID-STATE BATTERY, EACH USING SAME

#17 | 2022-11-10 ✅ Patent 11,978,850 granted on 2024-05-07
US20220359910A1
Electricity

Sulfide solid electrolyte

#18 | 2022-10-27 ✅ Patent 12,424,656 granted on 2025-09-23
US20220344708A1
Electricity

SOLID ELECTROLYTE, AND ELECTRODE MIXTURE, SOLID ELECTROLYTE LAYER AND SOLID-STATE BATTERY, EACH USING SAME

#19 | 2022-08-18 ✅ Patent 11,990,583 granted on 2024-05-21
US20220263122A1
Electricity

Sulfide solid electrolyte and method of producing the same

#20 | 2022-05-19 ✅ Patent 12,070,801 granted on 2024-08-27
US20220157765A1
Electricity

Bonding material and bonded structure

#21 | 2022-05-05 ✅ Patent 12,030,125 granted on 2024-07-09
US20220139865A1
Electricity

Bonded body and method for manufacturing same

#22 | 2022-04-21 ✅ Patent 12,233,463 granted on 2025-02-25
US20220118546A1
Performing operations; transporting

Composition for pressure bonding, and bonded structure of conductive bodies and production method therefor

#23 | 2022-04-07 ✅ Patent 12,327,837 granted on 2025-06-10
US20220109183A1
Electricity

SULFIDE SOLID ELECTROLYTE

#24 | 2021-06-24 ✅ Patent 11,970,395 granted on 2024-04-30
US20210188640A1
Chemistry; metallurgy

Rare earth phosphate particles, method for improving light scattering using same, and light scattering member and optical device including same

#25 | 2021-02-04 ✅ Patent 12,407,012 granted on 2025-09-02
US20210036354A1
Electricity

SOLID ELECTROLYTE ASSEMBLY HAVING INTERMEDIATE LAYER

#26 | 2021-01-28 ✅ Patent 12,024,435 granted on 2024-07-02
US20210024357A1
Chemistry; metallurgy

Sintered metal carbide and heat-resistant member for silicon carbide semiconductor manufacturing device comprising same

#27 | 2018-08-16 ✅ Patent 10,280,091 granted on 2019-05-07
US20180230022A1
Chemistry; metallurgy

Yttrium oxyfluoride, starting material powder for production of stabilized yttrium oxyfluoride, and method for producing stabilized yttrium oxyfluoride

#28 | 2017-06-29 ✅ Patent 10,645,809 granted on 2020-05-05
US20170188457A1
Electricity

Surface-treated copper foil, method for producing same, copper-clad laminate for printed wiring board, and printed wiring board

#29 | 2013-05-30 ✅ Patent 8,728,343 granted on 2014-05-20
US20130134349A1
Electricity

Positive electrode active material for lithium-ion battery and lithium-ion battery

#30 | 2013-05-16 ✅ Patent 8,734,998 granted on 2014-05-27
US20130122372A1
Electricity

Spinel-type lithium transition metal oxide and positive electrode active material for lithium battery

#31 | 2012-01-19 ✅ Patent 8,703,341 granted on 2014-04-22
US20120012776A1
Electricity

Positive electrode active material for lithium battery

#32 | 2005-05-26 ✅ Patent 7,377,032 granted on 2008-05-27
US20050111205A1
Electricity

Process for producing a printed wiring board for mounting electronic components

AssigneeID:

405792 ⎘