Granted Patent
B2
US 7,575,819 · App. 12/026,854 · Granted Aug 18, 2009
Light emitting material and organic light-emitting device
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Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded Sep 10, 2014
From: SHOWA DENKO K.K.
To: SAMSUNG ELECTRONICS CO., LTD
Reel/Frame 033709/0095 →