Granted Patent
Utility
US 6,509,692 · App. 09/918,960
Self-emissive display device of active matrix type and organic EL display device of active matrix type
Inventor:
Naoaki Komiya
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: Jul 31, 2001
Inventor
Naoaki Komiya
Assignee (at issue)
SANYO ELECTRIC 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.