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Takahiko Ochi
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Sodegaura, JP
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last 30 patents
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Patent Grant
Aromatic amine derivative and organic electroluminescent device usi...
Patent number
9,139,522
Issue date
Sep 22, 2015
Mitsui Chemicals, Inc.
Nobuhiro Yabunouchi
C07 - ORGANIC CHEMISTRY
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Patent Grant
Pyrromethene-boron complex compounds and organic electroluminescent...
Patent number
8,778,510
Issue date
Jul 15, 2014
Idemitsu Kosan Co., Ltd.
Fumio Okuda
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
PYRROMETHENE-BORON COMPLEX COMPOUNDS AND ORGANIC ELECTROLUMINESCENT...
Publication number
20120037890
Publication date
Feb 16, 2012
Mitsui Chemicals, Inc.
Fumio Okuda
C07 - ORGANIC CHEMISTRY
Information
Patent Application
AROMATIC AMINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT DEVICE USI...
Publication number
20110198581
Publication date
Aug 18, 2011
Mitsui Chemicals, Inc.
Nobuhiro Yabunouchi
C07 - ORGANIC CHEMISTRY