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Woon-jung Beek
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Kyungki-do, KR
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Patents Grants
last 30 patents
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Patent Grant
Blue electroluminescent polymer and organic-electroluminescent devi...
Patent number
6,984,461
Issue date
Jan 10, 2006
Samsung SDI Co., Ltd.
Jhun-mo Son
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
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Patent Application
Blue electroluminescent polymer and organic-electroluminescent devi...
Publication number
20040072989
Publication date
Apr 15, 2004
Samsung SDI Co., Ltd.
Jhun-mo Son
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...