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Takashi Igarashi
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Chiba, JP
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last 30 patents
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Patent Grant
Light emitting material and organic light-emitting device
Patent number
7,763,365
Issue date
Jul 27, 2010
Showa Denko K.K.
Masataka Takeuchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Light emitting material and organic light-emitting device
Patent number
7,736,757
Issue date
Jun 15, 2010
Showa Denko K.K.
Masataka Takeuchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
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Patent Application
LIGHT EMITTING MATERIAL AND ORGANIC LIGHT-EMITTING DEVICE
Publication number
20080290792
Publication date
Nov 27, 2008
Showa Denko K.K.
Masataka TAKEUCHI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...