Granted Patent
Utility
US 6,746,784 · App. 09/985,657
Organic electroluminescent device
Inventors:
Satoru Toguchi, Hitoshi Ishikawa, Hiroshi Tada, Atsushi Oda
Patented Case
View Patent ↗
Granted: Jun 8, 2004
Filed: Nov 5, 2001
Inventors
Satoru Toguchi
Hitoshi Ishikawa
Hiroshi Tada
Atsushi Oda
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.