Granted Patent
Utility
US 6,277,503 · App. 09/260,066
Organic electroluminescent component
Inventors:
Mitsuru Hashimoto, Mutsumi Suzuki, Masao Fukuyama
Patented Case
View Patent ↗
Granted: Aug 21, 2001
Filed: Mar 2, 1999
Inventors
Mitsuru Hashimoto
Mutsumi Suzuki
Masao Fukuyama
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, 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.