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Yoshihiro Tsuda
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Ibaraki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Purification process of electroluminescent material, electrolumines...
Patent number
8,242,235
Issue date
Aug 14, 2012
Hitachi Chemical Co., Ltd.
Yoshihiro Tsuda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Purification process for organic electronics material
Patent number
8,075,943
Issue date
Dec 13, 2011
Hitachi Chemical Co., Ltd.
Yoshihiro Tsuda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High-molecular copolymer containing metal coordination compound and...
Patent number
8,008,418
Issue date
Aug 30, 2011
Hitachi Chemical Co., Ltd.
Yoshii Morishita
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Metal coordination compound, polymer composition, and organic elect...
Patent number
7,955,716
Issue date
Jun 7, 2011
Hitachi Chemical Co., Ltd.
Satoyuki Nomura
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Luminescent compositions and their uses
Patent number
7,714,099
Issue date
May 11, 2010
Hitachi Chemical Co., Ltd.
Yoshii Morishita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for purifying electroluminescent material, electroluminescen...
Patent number
7,507,351
Issue date
Mar 24, 2009
Hitachi Chemical Co., Ltd.
Yoshihiro Tsuda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
LUMINESCENCE SYSTEM, METHOD OF LUMINESCENCE, AND CHEMICAL SUBSTANCE...
Publication number
20090163743
Publication date
Jun 25, 2009
Yousuke HOSHI
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
PROCESS FOR PRODUCING CONJUGATED POLYMER
Publication number
20090036623
Publication date
Feb 5, 2009
HITACHI CHEMICAL CO., Ltd.
Yoshihiro Tsuda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Purification Process of Electroluminescent Material, Electrolumines...
Publication number
20070275628
Publication date
Nov 29, 2007
HITACHI CHEMICAL CO., Ltd.
Yoshihiro Tsuda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Purification process for organic electronics material
Publication number
20070159069
Publication date
Jul 12, 2007
Yoshihiro Tsuda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Luminescence system, method of luminescence, and chemical substance...
Publication number
20070138945
Publication date
Jun 21, 2007
HITACHI CHIEMICAL CO., LTD.,
Yousuke Hoshi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Metal coordination compound, polymer composition, and organic elect...
Publication number
20070128466
Publication date
Jun 7, 2007
HITACHI CHEMICAL CO., Ltd.
Satoyuki Nomura
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Quinoline copolymer having branced structure and organic electrolum...
Publication number
20070027299
Publication date
Feb 1, 2007
Yoshii Morishita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Quinoline copolymer and organic electroluminescent device employing...
Publication number
20070003783
Publication date
Jan 4, 2007
Hitachi Chemical Co. Ltd.
Yoshii Morishita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
High-molecular copolymer containing metal coordination compound and...
Publication number
20060287498
Publication date
Dec 21, 2006
Hitachi Chemical Co. Ltd.
Yoshii Morishita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Method for purifying electroluminescent material, electroluminescen...
Publication number
20060247474
Publication date
Nov 2, 2006
Yoshihiro Tsuda
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
New luminescent compositions and their uses
Publication number
20060083945
Publication date
Apr 20, 2006
Hitachi Chemical Co. Ltd.
Yoshii Morishita
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...