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Akira Nagatomi
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Patents Grants
last 30 patents
Information
Patent Grant
Lithium—transition metal oxide powder and method of producing the s...
Patent number
9,761,868
Issue date
Sep 12, 2017
Dowa Holdings Co., Ltd.
Akira Nagatomi
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Phosphor for electron beam excitation and color display device usin...
Patent number
RE45640
Issue date
Aug 4, 2015
Dowa Electronics Materials Co., Ltd.
Masahiro Gotoh
001 -
Information
Patent Grant
Phosphor and manufacturing method therefore, and light source using...
Patent number
RE45502
Issue date
May 5, 2015
Dowa Electronics Materials Co., Ltd.
Kenji Sakane
252 - Compositions
Information
Patent Grant
Phosphor and production method of the same, method of shifting emis...
Patent number
RE44996
Issue date
Jul 8, 2014
Nichia Corporation
Akira Nagatomi
252 - Compositions
Information
Patent Grant
Composite oxide for exhaust gas purifying catalyst and exhaust gas...
Patent number
8,629,078
Issue date
Jan 14, 2014
Dowa Electronics Materials Co., Ltd.
Yuki Kaneshiro
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of producing ITO particles
Patent number
8,524,122
Issue date
Sep 3, 2013
Tohoku University
Atsushi Muramatsu
B82 - NANO-TECHNOLOGY
Information
Patent Grant
ITO powder and method of producing the same, coating material for t...
Patent number
8,512,602
Issue date
Aug 20, 2013
Dowa Electronics Materials Co., Ltd.
Akira Nagatomi
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Phosphor and manufacturing method therefore, and light emission dev...
Patent number
8,475,682
Issue date
Jul 2, 2013
Mitsubishi Chemical Corporation
Akira Nagatomi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Light source having phosphor including divalent, trivalent and tetr...
Patent number
8,441,180
Issue date
May 14, 2013
Dowa Electronics Materials Co., Ltd.
Akira Nagatomi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phosphor and phosphor film for electron beam excitation and color d...
Patent number
RE44162
Issue date
Apr 23, 2013
Dowa Electronics Materials Co., Ltd.
Masahiro Gotoh
252 - Compositions
Information
Patent Grant
Phosphor and manufacturing method therefore, and light emission dev...
Patent number
8,372,309
Issue date
Feb 12, 2013
Mitsubishi Chemical Corporation
Akira Nagatomi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phosphor and manufacturing method for the same, and light source
Patent number
8,308,981
Issue date
Nov 13, 2012
Dowa Electronics Materials Co., Ltd.
Akira Nagatomi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Composite oxide for use as exhaust gas purification catalyst and fi...
Patent number
8,071,501
Issue date
Dec 6, 2011
Dowa Electronics Materials Co., Ltd.
Yuki Kaneshiro
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Phosphor and manufacturing method for the same, and light source
Patent number
8,066,910
Issue date
Nov 29, 2011
Dowa Electronics Materials Co., Ltd.
Kenji Sakane
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phosphor and manufacturing method therefore, and light emission dev...
Patent number
8,062,549
Issue date
Nov 22, 2011
Mitsubishi Chemical Corporation
Akira Nagatomi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phosphor, phosphor sheet, and manufacturing method therefore, and l...
Patent number
8,048,338
Issue date
Nov 1, 2011
Dowa Electronics Materials Co., Ltd.
Akira Nagatomi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phosphor and manufacturing method therefore, and light emission dev...
Patent number
7,887,718
Issue date
Feb 15, 2011
Dowa Electronics Materials Co., Ltd.
Akira Nagatomi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Light source having phosphor including divalent, trivalent and tetr...
Patent number
7,884,539
Issue date
Feb 8, 2011
Dowa Electronics Materials Co., Ltd.
Akira Nagatomi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phosphor and manufacturing method for the same, and light source
Patent number
7,803,286
Issue date
Sep 28, 2010
Dowa Electronics Materials Co., Ltd.
Kenji Sakane
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phosphor and phosphor film for electron beam excitation and color d...
Patent number
7,527,748
Issue date
May 5, 2009
Dowa Electronics Materials Co., Ltd.
Masahiro Gotoh
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phosphor and manufacturing method of the same, and light emitting d...
Patent number
7,524,437
Issue date
Apr 28, 2009
Dowa Electronics Materials Co., Ltd.
Kenji Sakane
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Phosphor mixture and light emitting device
Patent number
7,514,860
Issue date
Apr 7, 2009
Dowa Electronics Materials Co., Ltd.
Akira Nagatomi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Phosphor and manufacturing method for the same, and light source
Patent number
7,476,337
Issue date
Jan 13, 2009
Dowa Electronics Materials Co., Ltd.
Kenji Sakane
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Phosphor and manufacturing method for the same, and light source
Patent number
7,476,338
Issue date
Jan 13, 2009
Dowa Electronics Materials Co., Ltd.
Kenji Sakane
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phosphor and manufacturing method for the same, and light emitting...
Patent number
7,476,336
Issue date
Jan 13, 2009
Dowa Electronics Materials Co., Ltd.
Akira Nagatomi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Phosphor mixture and light emitting device
Patent number
7,477,009
Issue date
Jan 13, 2009
Dowa Electronics Materials Co., Ltd.
Akira Nagatomi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phosphor and manufacturing method therefore, and light source using...
Patent number
7,476,335
Issue date
Jan 13, 2009
Dowa Electronics Materials Co., Ltd.
Kenji Sakane
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Phosphor and manufacturing method of the same, and light emitting d...
Patent number
7,445,730
Issue date
Nov 4, 2008
Dowa Electronics Materials Co., Ltd.
Akira Nagatomi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Phosphor and manufacturing method of the same, and light emitting d...
Patent number
7,443,094
Issue date
Oct 28, 2008
Dowa Electronics Materials Co., Ltd.
Kenji Sakane
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Light source having phosphor including divalent trivalent and tetra...
Patent number
7,432,647
Issue date
Oct 7, 2008
Dowa Electronics Materials Co., Ltd.
Akira Nagatomi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Patents Applications
last 30 patents
Information
Patent Application
LITHIUM-TRANSITION METAL OXIDE POWDER AND METHOD OF PRODUCING THE S...
Publication number
20160043391
Publication date
Feb 11, 2016
Dowa Holdings Co., Ltd.
Akira NAGATOMI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LITHIUM-TRANSITION METAL OXIDE POWDER AND METHOD OF PRODUCING THE S...
Publication number
20130209890
Publication date
Aug 15, 2013
Dowa Holdings Co., Ltd.
Akira Nagatomi
B82 - NANO-TECHNOLOGY
Information
Patent Application
PHOSPHOR AND MANUFACTURING METHOD THEREFORE, AND LIGHT EMISSION DEV...
Publication number
20130026908
Publication date
Jan 31, 2013
MITSUBISHI CHEMICAL CORPORATION
Akira NAGATOMI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOSPHOR AND MANUFACTURING METHOD THEREFORE, AND LIGHT EMISSION DEV...
Publication number
20120104317
Publication date
May 3, 2012
MITSUBISHI CHEMICAL CORPORATION
Akira NAGATOMI
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
MANUFACTURING METHOD OF ITO PARTICLES, AND ITO POWDER, COATING MATE...
Publication number
20110175041
Publication date
Jul 21, 2011
TOHOKU UNIVERSITY
Atsushi Muramatsu
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Light source having phosphor including divalent, trivalent and tetr...
Publication number
20110115366
Publication date
May 19, 2011
DOWA ELECTRONICS MATERIALS CO., LTD.
Akira Nagatomi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
PHOSPHOR AND MANUFACTURING METHOD THEREFORE, AND LIGHT EMISSION DEV...
Publication number
20110084235
Publication date
Apr 14, 2011
DOWA ELECTRONICS MATERIALS CO., LTD.
Akira NAGATOMI
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Phosphor and manufacturing method for the same, and light source
Publication number
20100301272
Publication date
Dec 2, 2010
DOWA ELECTRONICS MATERIALS CO., LTD.
Kenji Sakane
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Phosphor and manufacturing method for the same, and light source
Publication number
20100258766
Publication date
Oct 14, 2010
DOWA ELECTRONICS MATERIALS CO., LTD.
Kenji Sakane
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
ITO POWDER AND METHOD OF PRODUCING THE SAME, COATING MATERIAL FOR T...
Publication number
20100252785
Publication date
Oct 7, 2010
DOWA ELECTRONICS MATERIALS CO., LTD.
Akira Nagatomi
B82 - NANO-TECHNOLOGY
Information
Patent Application
COMPOSITE OXIDE FOR EXHAUST GAS PURIFICATION CATALYST AND FILTER
Publication number
20100111778
Publication date
May 6, 2010
Autoneworks Technologies, LTD.
Yuki Kaneshiro
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COMPOSITE OXIDE FOR EXHAUST GAS PURIFYING CATALYST AND EXHAUST GAS...
Publication number
20090288401
Publication date
Nov 26, 2009
DOWA ELECTRONICS MATERIALS CO., LTD.
Yuki Kaneshiro
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Phosphor and Manufacturing Method Therefore, and Light Emission Dev...
Publication number
20090267485
Publication date
Oct 29, 2009
DOWA ELECTRONICS MATERIALS CO., LTD.
Akira Nagatomi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Phosphor and Manufacturing Method Therefore, and Light Emission Dev...
Publication number
20090236963
Publication date
Sep 24, 2009
DOWA ELECTRONICS MATERIALS CO.,LTD.
Akira Nagatomi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Phosphor and manufacturing method for the same, and light source
Publication number
20090109652
Publication date
Apr 30, 2009
DOWA ELECTRONICS MATERIALS CO., LTD.
Kenji Sakane
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Phosphor and manufacturing method for the same, and light source
Publication number
20090085010
Publication date
Apr 2, 2009
DOWA ELECTRONICS MATERIALS CO., LTD.
Kenji Sakane
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Phosphor, Phosphor Sheet, and Manufacturing Method Therefore, and L...
Publication number
20090026915
Publication date
Jan 29, 2009
DOWA ELECTRONICS MATERIALS CO., LTD.
Akira Nagatomi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Light source having phosphor including divalent, trivalent and tetr...
Publication number
20080303412
Publication date
Dec 11, 2008
DOWA ELECTRONICS MATERIALS CO., LTD.
Akira Nagatomi
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Phosphor and phosphor film for electron beam excitation and color d...
Publication number
20070029525
Publication date
Feb 8, 2007
DOWA MINING CO., LTD.
Masahiro Gotoh
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Phosphor and manufacturing method for the same, and light emitting...
Publication number
20060244356
Publication date
Nov 2, 2006
DOWA MINING CO., LTD.
Akira Nagatomi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Phosphor and manufacturing method of the same, and light emitting d...
Publication number
20060220047
Publication date
Oct 5, 2006
DOWA MINING CO., LTD.
Akira Nagatomi
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Phosphor and manufacturing method of the same, and light emitting d...
Publication number
20060220520
Publication date
Oct 5, 2006
DOWA MINING CO., LTD.
Kenji Sakane
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Phosphor and manufacturing method of the same, and light emitting d...
Publication number
20060197439
Publication date
Sep 7, 2006
DOWA MINING CO., LTD.
Kenji Sakane
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Phosphor mixture and light emitting device
Publication number
20060197432
Publication date
Sep 7, 2006
DOWA MINING CO., LTD.
Akira Nagatomi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Phosphor mixture and light emitting device
Publication number
20060091790
Publication date
May 4, 2006
DOWA MINING CO., LTD.
Akira Nagatomi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Phosphor and manufacturing method for the same, and light source
Publication number
20060065878
Publication date
Mar 30, 2006
DOWA MINING CO., LTD.
Kenji Sakane
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Phosphor mixture and light emitting device using the same
Publication number
20060045832
Publication date
Mar 2, 2006
DOWA MINING CO., LTD.
Akira Nagatomi
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Phosphor and manufacturing method therefore, and light source using...
Publication number
20060043337
Publication date
Mar 2, 2006
DOWA MINING CO., LTD.
Kenji Sakane
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Phosphor and manufacturing method for the same, and light source
Publication number
20060033083
Publication date
Feb 16, 2006
DOWA MINING CO., LTD.
Kenji Sakane
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Phosphor for electron beam excitation and color display device usin...
Publication number
20060022573
Publication date
Feb 2, 2006
DOWA MINING CO., LTD.
Masahiro Gotoh
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES