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Tetsu Umeda
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Tsukuba-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Alumina and method for producing automotive catalyst using same
Patent number
10,906,816
Issue date
Feb 2, 2021
Sumitomo Chemical Company, Limited
Yoshitaka Kawakami
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Phosphors having high light emission luminescence
Patent number
8,384,284
Issue date
Feb 26, 2013
Niigata University
Kenji Toda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Barium titanate powder and method for producing same
Patent number
8,084,014
Issue date
Dec 27, 2011
Sumitomo Chemical Company, Limited
Tetsu Umeda
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Fluorescent body for use in a near-ultraviolet excitation light-emi...
Patent number
8,017,039
Issue date
Sep 13, 2011
Niigata University
Kenji Toda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Metal oxide powder and method for the production of the same
Patent number
6,303,091
Issue date
Oct 16, 2001
Sumitomo Chemical Company, Limited
Masahide Mohri
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Inorganic porous sintered body and filter
Patent number
5,851,649
Issue date
Dec 22, 1998
Sumitomo Chemical Company Limited
Masahide Mohri
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Complex metal oxide powder and method for the production of the same
Patent number
5,688,480
Issue date
Nov 18, 1997
Sumitomo Chemical Company, Limited
Masahide Mohri
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Preparation method of dense sintered bodies for solid electrolytes
Patent number
5,496,513
Issue date
Mar 5, 1996
Sumitomo Chemical Company, Limited
Kenji Nakane
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Patents Applications
last 30 patents
Information
Patent Application
ALUMINA AND METHOD FOR PRODUCING AUTOMOTIVE CATALYST USING SAME
Publication number
20190152795
Publication date
May 23, 2019
Sumitomo Chemical Company, Limited
Yoshitaka KAWAKAMI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CRYSTALLINE MATERIAL, AND LIGHT-EMITTING DEVICE AND WHITE LED USING...
Publication number
20130292733
Publication date
Nov 7, 2013
SUMITOMO CHEMICAL COMPANY, LIMITED
Kenji Toda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
PHOSPHOR MANUFACTURING METHOD
Publication number
20130292609
Publication date
Nov 7, 2013
SUMITOMO CHEMICAL COMPANY, LIMITED
Kenji Toda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD FOR PRODUCING CRYSTALLINE MATERIAL
Publication number
20130284976
Publication date
Oct 31, 2013
SUMITOMO CHEMICAL COMPANY, LIMITED
Kenji Toda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
FLUOROPHORES
Publication number
20110025194
Publication date
Feb 3, 2011
Nigata University
Kenji Toda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
FLUOROPHORES AND MANUFACTURING METHOD THEREOF
Publication number
20110018426
Publication date
Jan 27, 2011
NIGATA UNIVERSITY
Kenji Toda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
FLUORESCENT BODY FOR USE IN A NEAR-ULTRAVIOLET EXCITATION LIGHT-EMI...
Publication number
20110012060
Publication date
Jan 20, 2011
NIIGATA UNIVERSITY
Kenji Toda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Barium titanate powder and method for producing same
Publication number
20060280675
Publication date
Dec 14, 2006
Tetsu Umeda
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
Metal oxide powder and method for the production of the same
Publication number
20040219087
Publication date
Nov 4, 2004
Masahide Mohri
C01 - INORGANIC CHEMISTRY