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Akihiko Shirakawa
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method of producing cathode active material for lithium secondary b...
Patent number
9,745,194
Issue date
Aug 29, 2017
Showa Denko K.K.
Isao Kabe
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing lithium metal phosphate
Patent number
9,590,246
Issue date
Mar 7, 2017
Showa Denko K.K.
Akihiko Shirakawa
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Production method of positive electrode active material for lithium...
Patent number
8,968,594
Issue date
Mar 3, 2015
Showa Denko K.K.
Akihisa Tonegawa
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for manufacturing capacitor element
Patent number
8,915,974
Issue date
Dec 23, 2014
Showa Denko K.K.
Yoshinori Shibuya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Complex oxide film and method for producing same, dielectric materi...
Patent number
8,524,324
Issue date
Sep 3, 2013
Showa Denko K.K.
Akihiko Shirakawa
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Complex oxide film and method for producing same, composite body an...
Patent number
8,486,492
Issue date
Jul 16, 2013
Showa Denko K.K.
Akihiko Shirakawa
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Complex oxide film and method for producing same, composite body an...
Patent number
8,486,493
Issue date
Jul 16, 2013
Showa Denko K.K.
Akihiko Shirakawa
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method for producing capacitor, capacitor, wiring board, electronic...
Patent number
8,377,148
Issue date
Feb 19, 2013
Showa Denko K.K.
Akihiko Shirakawa
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Capacitor material, production method of the same, and capacitor, w...
Patent number
8,254,082
Issue date
Aug 28, 2012
Showa Denko K.K.
Akihiko Shirakawa
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Barium calcium titanate, production process thereof and capacitor
Patent number
8,052,954
Issue date
Nov 8, 2011
Showa Denko K.K.
Tadatoshi Kurozumi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Capacitor and method for manufacturing same
Patent number
7,697,267
Issue date
Apr 13, 2010
Showa Denko K.K.
Hideki Oohata
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Barium titanate and production and process thereof
Patent number
7,431,911
Issue date
Oct 7, 2008
Showa Denko K.K.
Akihiko Shirakawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Cathode electroactive material, production method therefor and seco...
Patent number
7,090,822
Issue date
Aug 15, 2006
Showa Denko K.K.
Takao Noda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Barium titanate and production and process thereof
Patent number
7,041,269
Issue date
May 9, 2006
Showa Denko K.K.
Akihiko Shirakawa
Information
Patent Grant
Cathode electroactive material, production method therefor and seco...
Patent number
6,890,456
Issue date
May 10, 2005
Showa Denko K.K.
Takao Noda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Cathode electroactive material, production method therefor and seco...
Patent number
6,699,618
Issue date
Mar 2, 2004
Showa Denko K.K.
Takao Noda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Cathode electroactive material, production method therefor, and non...
Patent number
6,673,491
Issue date
Jan 6, 2004
Showa Denko Kabushiki Kaisha
Akihiko Shirakawa
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Cathode electroactive material, production method and nonaqueous se...
Patent number
6,337,157
Issue date
Jan 8, 2002
Showa Denki Kabushiki Kaisha
Akihiko Shirakawa
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
PRODUCTION METHOD OF POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM...
Publication number
20140203218
Publication date
Jul 24, 2014
SHOWA DENKO K.K.
Akihisa Tonegawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AN...
Publication number
20140199475
Publication date
Jul 17, 2014
SHOWA DENKO K.K.
Akihisa TONEGAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF PRODUCING CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY B...
Publication number
20140056797
Publication date
Feb 27, 2014
Showa Denko K.K.
Isao Kabe
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BARIUM TITANATE AND ELECTRONIC PARTS USING THE MATERIAL
Publication number
20130251997
Publication date
Sep 26, 2013
SHOWA DENKO K.K.
Akihiko SHIRAKAWA
B82 - NANO-TECHNOLOGY
Information
Patent Application
METHOD FOR PRODUCING LITHIUM METAL PHOSPHATE
Publication number
20130236385
Publication date
Sep 12, 2013
Showa Denko K.K.
Akihiko Shirakawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR PRODUCING CAPACITOR, CAPACITOR, WIRING BOARD, ELECTRONIC...
Publication number
20130128473
Publication date
May 23, 2013
Akihiko SHIRAKAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING CAPACITOR ELEMENT
Publication number
20110239424
Publication date
Oct 6, 2011
Yoshinori Shibuya
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
COMPLEX OXIDE FILM AND METHOD FOR PRODUCING SAME, COMPOSITE BODY AN...
Publication number
20100232087
Publication date
Sep 16, 2010
Showa Denko K.K.
Akihiko Shirakawa
C01 - INORGANIC CHEMISTRY
Information
Patent Application
COMPLEX OXIDE FILM AND METHOD FOR PRODUCING SAME, COMPOSITE BODY AN...
Publication number
20100227197
Publication date
Sep 9, 2010
Showa Denko K.K.
Akihiko Shirakawa
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
COMPLEX OXIDE FILM AND METHOD FOR PRODUCING SAME, DIELECTRIC MATERI...
Publication number
20100220428
Publication date
Sep 2, 2010
Showa Denko K.K.
Akihiko Shirakawa
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR PRODUCING CAPACITOR, CAPACITOR, WIRING BOARD, ELECTRONIC...
Publication number
20100195293
Publication date
Aug 5, 2010
SHOWA DENKO K.K.
Akihiko SHIRAKAWA
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
CAPACITOR MATERIAL, PRODUCTION METHOD OF THE SAME, AND CAPACITOR, W...
Publication number
20100014271
Publication date
Jan 21, 2010
Showa Denko K.K.
Akihiko Shirakawa
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
BARIUM TITANATE AND ELECTRONIC PARTS USING THE MATERIAL
Publication number
20090285748
Publication date
Nov 19, 2009
SHOWA DENKO K.K.
Akihiko Shirakawa
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
COMPLEX OXIDE FILM AND METHOD FOR PRODUCING SAME, DIELECTRIC MATERI...
Publication number
20090140605
Publication date
Jun 4, 2009
Showa Denko K.K.
Akihiko Shirakawa
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
COMPOUND OXIDE FILM AND METHOD FOR MANUFACTURING SAME, AND DIELECTR...
Publication number
20090035592
Publication date
Feb 5, 2009
SHOWA DENKO K.K.
Akihiko Shirakawa
B82 - NANO-TECHNOLOGY
Information
Patent Application
Capacitor and Method for Manufacturing Same
Publication number
20080316681
Publication date
Dec 25, 2008
Showa Denko K.K.
Hideki Oohata
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Barium Titanate, Production Process Thereof and Capacitor
Publication number
20080145292
Publication date
Jun 19, 2008
SHOWA DENKO K.K.
Akihiko Shirakawa
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Barium Calcium Titanate, Production Process Thereof and Capacitor
Publication number
20070253145
Publication date
Nov 1, 2007
SHOWDA DENKO K.K.
Tadatoshi Kurozumi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Titanium-Containing Perovskite Compound and Production Method Thereof
Publication number
20070205389
Publication date
Sep 6, 2007
SHOWA DENKO K.K.
Tadatoshi Kurozumi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Barium titanate and electronic parts using the material
Publication number
20060172880
Publication date
Aug 3, 2006
Akihiko Shirakawa
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Perovskite titanium-containing composite oxide particle, production...
Publication number
20060078492
Publication date
Apr 13, 2006
Showa Denko K.K.
Tadatoshi Kurozumi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Cathode electroactive material, production method therefor and seco...
Publication number
20050175899
Publication date
Aug 11, 2005
Showa Denko K.K.
Takao Noda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Cathode electroactive material, production method therefor and seco...
Publication number
20040135128
Publication date
Jul 15, 2004
Showa Denko K.K.
Takao Noda
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Cathode electroactive material, production method therefor and seco...
Publication number
20030054248
Publication date
Mar 20, 2003
Takao Noda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Barium titanate and production process thereof
Publication number
20030044347
Publication date
Mar 6, 2003
Showa Denko K.K.
Akihiko Shirakawa
C01 - INORGANIC CHEMISTRY
Information
Patent Application
CATHODE ELECTROACTIVE MATERIAL, PRODUCTION METHOD AND NONAQUEOUS SE...
Publication number
20010053482
Publication date
Dec 20, 2001
Showa Denko K.K.
AKIHIKO SHIRAKAWA
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Cathode electroactive material, production method therefor, and non...
Publication number
20010014421
Publication date
Aug 16, 2001
Akihiko Shirakawa
C01 - INORGANIC CHEMISTRY