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Jiro Masuko
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Carbon material for nonaqueous electrolyte secondary battery and me...
Patent number
10,573,891
Issue date
Feb 25, 2020
Kuraray Co., Ltd.
Makoto Imaji
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Carbonaceous material for negative electrodes of lithium ion capaci...
Patent number
9,508,494
Issue date
Nov 29, 2016
Kureha Corporation
Naohiro Sonobe
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Carbonaceous material for negative electrodes of nonaqueous electro...
Patent number
9,478,805
Issue date
Oct 25, 2016
Kureha Corporation
Yasuhiro Tada
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Carbonaceous electrode material for secondary battery
Patent number
6,569,570
Issue date
May 27, 2003
Kureha Kagaku Kogyo Kabushiki Kaisha
Naohiro Sonobe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Carbonaceous electrode material for non-aqueous secondary battery
Patent number
6,335,122
Issue date
Jan 1, 2002
Sony Corporation
Shinichiro Yamada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Carbonaceous electrode material for secondary battery and process f...
Patent number
6,303,249
Issue date
Oct 16, 2001
Kureha Kogaku Kogyo Kabushiki Kaisha
Naohiro Sonobe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Carbonaceous electrode material for secondary battery
Patent number
5,741,472
Issue date
Apr 21, 1998
Kureha Kagaku Kogyo Kabushiki Kaisha
Naohiro Sonobe
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Graphitic electrode material for secondary battery and process for...
Patent number
5,721,071
Issue date
Feb 24, 1998
Kureha Kagaku Kogyo Kabushiki Kaisha
Naohiro Sonobe
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Carbonaceous electrode material for secondary battery and process f...
Patent number
5,527,643
Issue date
Jun 18, 1996
Kureha Kagaku Kogyo Kabushiki Kaisha
Naohiro Sonobe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Poly(arylene thioether-ketone-ketone) copolymer and production proc...
Patent number
5,378,770
Issue date
Jan 3, 1995
Kureha Kagaku Kogyo K.K.
Yoshikatsu Satake
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Poly (arylene thioether-ketone-ketone) copolymer and production pro...
Patent number
5,374,692
Issue date
Dec 20, 1994
Kureha Kagaku Kogyo K.K.
Yoshikatsu Satake
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Poly(arylene thioether-ketone-ketone) copolymer and production proc...
Patent number
5,250,636
Issue date
Oct 5, 1993
Kureha Kagaku Kogyo K.K.
Yoshikatsu Satake
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
CARBON MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND ME...
Publication number
20170125811
Publication date
May 4, 2017
Kureha Corporation
Makoto Imaji
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CARBONACEOUS MATERIAL FOR NEGATIVE ELECTRODES OF NONAQUEOUS ELECTRO...
Publication number
20160064735
Publication date
Mar 3, 2016
Kureha Corporation
Yasuhiro TADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CARBONACEOUS MATERIAL FOR NEGATIVE ELECTRODES OF LITHIUM ION CAPACI...
Publication number
20150270072
Publication date
Sep 24, 2015
Kureha Corporation
Naohiro Sonobe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CARBON MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND ME...
Publication number
20150263347
Publication date
Sep 17, 2015
Kureha Corporation
Makoto Imaji
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CARBONACEOUS ELECTRODE MATERIAL FOR SECONDARY BATTERY
Publication number
20020039686
Publication date
Apr 4, 2002
NAOHIRO SONOBE
C01 - INORGANIC CHEMISTRY