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Tatsuya TOYAMA
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Cathode active material used for lithium ion secondary battery and...
Patent number
11,949,100
Issue date
Apr 2, 2024
PROTERIAL, LTD.
Tatsuya Toyama
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method and firing apparatus for manufacturing cathode active materi...
Patent number
11,688,847
Issue date
Jun 27, 2023
PROTERIAL, LTD.
Akira Gunji
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cathode active material for lithium ion secondary battery, method f...
Patent number
11,677,075
Issue date
Jun 13, 2023
PROTERIAL, LTD.
Shuichi Takano
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cathode active material used for lithium ion secondary battery and...
Patent number
11,646,412
Issue date
May 9, 2023
Hitachi Metals, Ltd.
Tatsuya Toyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Positive-electrode material for lithium ion secondary battery, meth...
Patent number
11,581,534
Issue date
Feb 14, 2023
Hitachi Metals, Ltd.
Akira Gunji
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Positive electrode active material for lithium ion secondary batter...
Patent number
11,011,751
Issue date
May 18, 2021
Hitachi Metals, Ltd.
Akira Gunji
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Positive-electrode material for lithium ion secondary battery, meth...
Patent number
10,749,175
Issue date
Aug 18, 2020
Hitachi Metals, Ltd.
Akira Gunji
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cathode active substance used for lithium ion secondary battery, ca...
Patent number
10,727,484
Issue date
Jul 28, 2020
Hitachi Metals, Ltd.
Hisato Tokoro
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Cathode active material used for lithium ion secondary battery and...
Patent number
10,461,328
Issue date
Oct 29, 2019
Hitachi Metals, Ltd.
Tatsuya Toyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Positive electrode active material for lithium ion secondary batter...
Patent number
10,388,944
Issue date
Aug 20, 2019
Hitachi Metals, Ltd.
Tatsuya Toyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Positive-electrode material for lithium ion secondary battery, meth...
Patent number
10,256,466
Issue date
Apr 9, 2019
Hitachi Metals, Ltd.
Akira Gunji
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Current collector for lithium ion secondary batteries and positive...
Patent number
9,954,230
Issue date
Apr 24, 2018
Hitachi Metals, Ltd.
Tatsuya Toyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cathode material for lithium secondary battery, lithium secondary b...
Patent number
8,951,448
Issue date
Feb 10, 2015
Hitachi, Ltd.
Tatsuya Toyama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Lithium secondary battery
Patent number
8,357,467
Issue date
Jan 22, 2013
Hitachi, Ltd.
Tatsuya Toyama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM-ION SECONDARY BATTER...
Publication number
20220166019
Publication date
May 26, 2022
Hitachi Metals, Ltd.
Tatsuya TOYAMA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTER...
Publication number
20220115656
Publication date
Apr 14, 2022
Hitachi Metals, Ltd.
Tatsuya TOYAMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CATHODE ACTIVE MATERIAL USED FOR LITHIUM ION SECONDARY BATTERY AND...
Publication number
20210336260
Publication date
Oct 28, 2021
Hitachi Metals, Ltd.
Tatsuya TOYAMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD AND FIRING APPARATUS FOR MANUFACTURING CATHODE ACTIVE MATERI...
Publication number
20210126237
Publication date
Apr 29, 2021
Hitachi Metals, Ltd.
Akira GUNJI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CATHODE ACTIVE MATERIAL USED FOR LITHIUM ION SECONDARY BATTERY AND...
Publication number
20210013505
Publication date
Jan 14, 2021
Hitachi Metals, Ltd.
Tatsuya TOYAMA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
POSITIVE-ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, METH...
Publication number
20200373572
Publication date
Nov 26, 2020
Hitachi Metals, Ltd.
Akira GUNJI
C01 - INORGANIC CHEMISTRY
Information
Patent Application
CATHODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, METHOD F...
Publication number
20200251733
Publication date
Aug 6, 2020
Hitachi Metals, Ltd.
Shuichi TAKANO
C01 - INORGANIC CHEMISTRY
Information
Patent Application
POSITIVE-ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, METH...
Publication number
20190181444
Publication date
Jun 13, 2019
Hitachi Metals, Ltd.
Akira GUNJI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CATHODE ACTIVE MATERIAL USED FOR LITHIUM ION SECONDARY BATTERY AND...
Publication number
20180366727
Publication date
Dec 20, 2018
Hitachi Metals, Ltd.
Tatsuya TOYAMA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
CATHODE ACTIVE SUBSTANCE USED FOR LITHIUM ION SECONDARY BATTERY, CA...
Publication number
20180261840
Publication date
Sep 13, 2018
Hitachi Metals Ltd.
Hisato TOKORO
C01 - INORGANIC CHEMISTRY
Information
Patent Application
POSITIVE-ELECTRODE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, METH...
Publication number
20170358799
Publication date
Dec 14, 2017
Hitachi Metals, Ltd.
Akira GUNJI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Cathode Active Material for Lithium Ion Secondary Batteries, and Li...
Publication number
20160254542
Publication date
Sep 1, 2016
Hitachi, Ltd
Hiroaki KONISHI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
METHOD FOR MANUFACTURING CATHODE ELECTRODE MATERIALS
Publication number
20160156020
Publication date
Jun 2, 2016
Hitachi Metals, Ltd.
Hisato TOKORO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTER...
Publication number
20160118648
Publication date
Apr 28, 2016
Hitachi Metals, Ltd.
Akira GUNJI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTER...
Publication number
20160099460
Publication date
Apr 7, 2016
Hitachi Metals, Ltd.
Tatsuya TOYAMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CURRENT COLLECTOR FOR LITHIUM ION SECONDARY BATTERIES AND POSITIVE...
Publication number
20160087280
Publication date
Mar 24, 2016
Hitachi Metals, Ltd.
Tatsuya TOYAMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LITHIUM SECONDARY BATTERY
Publication number
20130122371
Publication date
May 16, 2013
Tatsuya Toyama
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY, LITH...
Publication number
20120034503
Publication date
Feb 9, 2012
Hitachi, Ltd.
Tatsuya TOYAMA
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
CATHODE MATERIAL FOR LITHIUM SECONDARY BATTERY, LITHIUM SECONDARY B...
Publication number
20110217574
Publication date
Sep 8, 2011
Hitachi, Ltd.
Tatsuya TOYAMA
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
LITHIUM ION SECONDARY BATTERY
Publication number
20110059351
Publication date
Mar 10, 2011
Hitachi, Ltd.
Kazushige Kohno
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERIES AND LITHIUM SECO...
Publication number
20100297503
Publication date
Nov 25, 2010
Hitachi, Ltd.
Kan Kitagawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
POSITIVE ELECTRODE MATERIAL FOR LITHIUM SECONDARY BATTERY, LITHIUM...
Publication number
20100247986
Publication date
Sep 30, 2010
HITACHI, LTD.
Tatsuya TOYAMA
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
LITHIUM SECONDARY BATTERY
Publication number
20100129714
Publication date
May 27, 2010
HITACHI, LTD.
Tatsuya TOYAMA
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Nonaqueous Electrolyte Secondary Batteries
Publication number
20100028777
Publication date
Feb 4, 2010
Hitachi, Ltd
Atsushi UEDA
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
LITHIUM SECONDARY BATTERY
Publication number
20090220862
Publication date
Sep 3, 2009
Hitachi, Ltd.
Tatsuya Toyama
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...