Granted Patent
Utility
US 6,683,410 · App. 09/949,232
Organic EL device with light absorbing piece and method for manufacturing the same
Inventor:
Yamamoto Hitoshi
Patented Case
View Patent ↗
Granted: Jan 27, 2004
Filed: Sep 10, 2001
Inventor
Yamamoto Hitoshi
Assignee (at issue)
SAMSUNG DISPLAY CO., LTD.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.