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last 30 patents
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Patent Grant
Positive electrode active material for non-aqueous electrolyte seco...
Patent number
11,996,556
Issue date
May 28, 2024
Sumitomo Metal Mining Co., Ltd.
Hiroko Oshita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Manganese composite hydroxide and process for producing same, posit...
Patent number
11,973,223
Issue date
Apr 30, 2024
Sumitomo Metal Mining Co., Ltd.
Kazuomi Ryoshi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Nonaqueous electrolyte secondary battery positive electrode active...
Patent number
11,967,709
Issue date
Apr 23, 2024
Sumitomo Metal Mining Co., Ltd.
Hiroko Oshita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Positive electrode active material precursor for nonaqueous electro...
Patent number
11,949,102
Issue date
Apr 2, 2024
Sumitomo Metal Mining Co., Ltd.
Satoshi Matsumoto
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Nickel-containing composite hydroxide and production process thereof
Patent number
11,909,039
Issue date
Feb 20, 2024
Sumitomo Metal Mining Co., Ltd.
Kazuomi Ryoshi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Positive electrode active material for non-aqueous electrolyte seco...
Patent number
11,862,793
Issue date
Jan 2, 2024
Sumitomo Metal Mining Co., Ltd.
Kazuomi Ryoshi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for evaluating a characteristic of a nonaqueous electrolyte...
Patent number
11,855,283
Issue date
Dec 26, 2023
Sumitomo Metal Mining Co., Ltd.
Hiroko Oshita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Non-aqueous electrolyte secondary battery positive electrode active...
Patent number
11,784,310
Issue date
Oct 10, 2023
Sumitomo Metal Mining Co., Ltd.
Hiroko Oshita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Positive electrode active material for non-aqueous electrolyte seco...
Patent number
11,637,284
Issue date
Apr 25, 2023
Sumitomo Metal Mining Co., Ltd.
Jun Yokoyama
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Positive electrode active material for non-aqueous electrolyte seco...
Patent number
11,637,283
Issue date
Apr 25, 2023
Sumitomo Metal Mining Co., Ltd.
Jun Yokoyama
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Nonaqueous electrolyte secondary battery positive electrode active...
Patent number
11,605,815
Issue date
Mar 14, 2023
Sumitomo Metal Mining Co., Ltd.
Hiroko Oshita
G01 - MEASURING TESTING
Information
Patent Grant
Positive electrode active material for nonaqueous electrolyte secon...
Patent number
11,482,700
Issue date
Oct 25, 2022
Sumitomo Metal Mining Co., Ltd.
Motoaki Saruwatari
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Nickel-cobalt-manganese complex hydroxide particles and method for...
Patent number
11,394,024
Issue date
Jul 19, 2022
Sumitomo Metal Mining Co., Ltd.
Hiroyuki Toya
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Manganese-cobalt composite hydroxide and process for producing same...
Patent number
11,374,220
Issue date
Jun 28, 2022
Sumitomo Metal Mining Co., Ltd.
Mitsuru Yamauchi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Chemical reaction device and particle production method using chemi...
Patent number
11,305,243
Issue date
Apr 19, 2022
Sumitomo Metal Mining Co., Ltd.
Shuhei Nakakura
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Positive electrode active material for nonaqueous electrolyte secon...
Patent number
11,289,688
Issue date
Mar 29, 2022
Sumitomo Metal Mining Co., Ltd.
Hiroko Oshita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Positive electrode active material for nonaqueous electrolyte secon...
Patent number
11,223,033
Issue date
Jan 11, 2022
Sumitomo Metal Mining Co., Ltd.
Hiroko Oshita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Positive electrode active material precursor for nonaqueous electro...
Patent number
11,217,790
Issue date
Jan 4, 2022
Sumitomo Metal Mining Co., Ltd.
Satoshi Matsumoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Nickel composite hydroxide and process for producing same, positive...
Patent number
11,205,774
Issue date
Dec 21, 2021
Sumitomo Metal Mining Co., Ltd.
Mitsuru Yamauchi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing nickel-containing hydroxide
Patent number
11,063,258
Issue date
Jul 13, 2021
Sumitomo Metal Mining Co., Ltd.
Shuhei Nakakura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Positive electrode active material for non-aqueous electrolyte seco...
Patent number
11,024,836
Issue date
Jun 1, 2021
Sumitomo Metal Mining Co., Ltd.
Motoaki Saruwatari
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Positive electrode active material for nonaqueous electrolyte secon...
Patent number
10,978,711
Issue date
Apr 13, 2021
Sumitomo Metal Mining Co., Ltd.
Yoshihiro Otsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Maganese composite hydroxide and process for producing same, positi...
Patent number
10,840,511
Issue date
Nov 17, 2020
Sumitomo Metal Mining Co., Ltd.
Kazuomi Ryoshi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing nickel-containing hydroxide
Patent number
10,781,531
Issue date
Sep 22, 2020
Sumitomo Metal Mining Co., Ltd.
Shuhei Nakakura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing nickel-containing hydroxide
Patent number
10,689,262
Issue date
Jun 23, 2020
Sumitomo Metal Mining Co., Ltd.
Shuhei Nakakura
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Nickel-containing composite hydroxide and production process theref...
Patent number
10,593,942
Issue date
Mar 17, 2020
Sumitomo Metal Mining Co., Ltd.
Kazuomi Ryoshi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Positive electrode active material for nonaqueous electrolyte secon...
Patent number
10,586,983
Issue date
Mar 10, 2020
Sumitomo Metal Mining Co., Ltd.
Hiroko Oshita
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Nickel composite hydroxide and process for producing same, positive...
Patent number
10,573,886
Issue date
Feb 25, 2020
Sumitomo Metal Mining Co., Ltd.
Mitsuru Yamauchi
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Nickel-cobalt-manganese complex hydroxide particles and method for...
Patent number
10,516,165
Issue date
Dec 24, 2019
Sumitomo Metal Mining Co., Ltd.
Hiroyuki Toya
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Manganese-cobalt composite hydroxide and process for producing same...
Patent number
10,505,191
Issue date
Dec 10, 2019
Sumitomo Metal Mining Co., Ltd.
Mitsuru Yamauchi
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY POSITIVE ELECTRODE ACTIVE...
Publication number
20240266526
Publication date
Aug 8, 2024
Sumitomo Metal Mining Co.,Ltd
Hiroko Oshita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NONAQUEOUS ELECTROLYTE SECONDARY BATTERY POSITIVE ELECTRODE ACTIVE...
Publication number
20240234710
Publication date
Jul 11, 2024
Sumitomo Metal Mining Co., Ltd.
Hiroko Oshita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NICKEL-CONTAINING COMPOSITE HYDROXIDE AND PRODUCTION PROCESS THEREF...
Publication number
20240186505
Publication date
Jun 6, 2024
Sumitomo Metal Mining Co., Ltd.
Kazuomi RYOSHI
C01 - INORGANIC CHEMISTRY
Information
Patent Application
NONAQUEOUS ELECTROLYTE SECONDARY BATTERY POSITIVE ELECTRODE ACTIVE...
Publication number
20230051717
Publication date
Feb 16, 2023
Sumitomo Metal Mining Co., Ltd.
Hiroko Oshita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTER...
Publication number
20220140337
Publication date
May 5, 2022
Sumitomo Metal Mining Co., Ltd.
Takahiro TOMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTER...
Publication number
20220131141
Publication date
Apr 28, 2022
Sumitomo Metal Mining Co., Ltd.
Takahiro TOMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NICKEL MANGANESE COBALT COMPOSITE HYDROXIDE, METHOD FOR PRODUCING N...
Publication number
20220131144
Publication date
Apr 28, 2022
Sumitomo Metal Mining Co., Ltd.
Hiroko OSHITA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NICKEL MANGANESE COBALT COMPOSITE HYDROXIDE, METHOD FOR PRODUCING N...
Publication number
20220119274
Publication date
Apr 21, 2022
Sumitomo Metal Mining Co., Ltd.
Hiroko OSHITA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
NICKEL COBALT ALUMINUM COMPOSITE HYDROXIDE, METHOD FOR PRODUCING NI...
Publication number
20220106198
Publication date
Apr 7, 2022
Sumitomo Metal Mining Co., Ltd.
Hiroko OSHITA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
NICKEL MANGANESE COBALT COMPOSITE HYDROXIDE, METHOD FOR PRODUCING N...
Publication number
20220102718
Publication date
Mar 31, 2022
Sumitomo Metal Mining Co., Ltd.
Hiroko OSHITA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL PRECURSOR FOR NONAQUEOUS ELECTRO...
Publication number
20220077465
Publication date
Mar 10, 2022
Sumitomo Metal Mining Co., Ltd.
Satoshi MATSUMOTO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTER...
Publication number
20220041466
Publication date
Feb 10, 2022
Sumitomo Metal Mining Co., Ltd.
Takahiro TOMA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTER...
Publication number
20220045323
Publication date
Feb 10, 2022
Sumitomo Metal Mining Co., Ltd.
Takahiro TOMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECON...
Publication number
20210074990
Publication date
Mar 11, 2021
Sumitomo Metal Mining Co., Ltd.
Hiroko Oshita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CATHODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTE...
Publication number
20210066715
Publication date
Mar 4, 2021
SUMITOMO METAL MINiNG CO., LTC.
Tomoko NAKAYAMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECO...
Publication number
20210013509
Publication date
Jan 14, 2021
Sumitomo Metal Mining Co., Ltd.
Yoshihiro Otsuka
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MANGANESE COMPOSITE HYDROXIDE AND PROCESS FOR PRODUCING SAME, POSIT...
Publication number
20200381729
Publication date
Dec 3, 2020
Sumitomo Metal Mining Co., Ltd.
Kazuomi RYOSHI
C01 - INORGANIC CHEMISTRY
Information
Patent Application
NONAQUEOUS ELECTROLYTE SECONDARY BATTERY POSITIVE ELECTRODE ACTIVE...
Publication number
20200358093
Publication date
Nov 12, 2020
Sumitomo Metal Mining Co., Ltd.
Hiroko Oshita
C01 - INORGANIC CHEMISTRY
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECO...
Publication number
20200358094
Publication date
Nov 12, 2020
Sumitomo Metal Mining Co., Ltd.
Hiroko Oshita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NONAQUEOUS ELECTROLYTE SECONDARY BATTERY POSITIVE ELECTRODE ACTIVE...
Publication number
20200350565
Publication date
Nov 5, 2020
Sumitomo Metal Mining Co., Ltd.
Hiroko Oshita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECO...
Publication number
20200343547
Publication date
Oct 29, 2020
Sumitomo Metal Mining Co., Ltd.
Jun Yokoyama
C01 - INORGANIC CHEMISTRY
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECO...
Publication number
20200343546
Publication date
Oct 29, 2020
Sumitomo Metal Mining Co., Ltd.
Jun Yokoyama
C01 - INORGANIC CHEMISTRY
Information
Patent Application
NONAQUEOUS ELECTROLYTE SECONDARY BATTERY POSITIVE ELECTRODE ACTIVE...
Publication number
20200335781
Publication date
Oct 22, 2020
Sumitomo Metal Mining Co., Ltd.
Hiroko Oshita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECO...
Publication number
20200313180
Publication date
Oct 1, 2020
Sumitomo Metal Mining Co., Ltd.
Kazuomi Ryoshi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE SUBSTANCE FOR NON-AQUEOUS ELECTROLYTE SEC...
Publication number
20200251732
Publication date
Aug 6, 2020
Sumitomo Metal Mining Co., Ltd.
Kazuomi Ryoshi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECON...
Publication number
20200227718
Publication date
Jul 16, 2020
Sumitomo Metal Mining Co., Ltd.
Hiroko Oshita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NICKEL-CONTAINING COMPOSITE HYDROXIDE AND PRODUCTION PROCESS THEREF...
Publication number
20200161653
Publication date
May 21, 2020
Sumitomo Metal Mining Co., Ltd.
Kazuomi RYOSHI
C01 - INORGANIC CHEMISTRY
Information
Patent Application
NICKEL COMPOSITE HYDROXIDE AND PROCESS FOR PRODUCING SAME, POSITIVE...
Publication number
20200152972
Publication date
May 14, 2020
Sumitomo Metal Mining Co., Ltd.
MITSURU YAMAUCHI
C01 - INORGANIC CHEMISTRY
Information
Patent Application
NICKEL-COBALT-MANGANESE COMPLEX HYDROXIDE PARTICLES AND METHOD FOR...
Publication number
20200044250
Publication date
Feb 6, 2020
Sumitomo Metal Mining Co., Ltd.
Hiroyuki TOYA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
MANGANESE-COBALT COMPOSITE HYDROXIDE AND PROCESS FOR PRODUCING SAME...
Publication number
20190348675
Publication date
Nov 14, 2019
Sumitomo Metal Mining Co., Ltd.
Mitsuru YAMAUCHI
C01 - INORGANIC CHEMISTRY