Granted Patent
Utility
US 6,348,359 · App. 09/667,953
Cathode contact structures in organic electroluminescent devices
Inventors:
Steven A. Van Slyke, Ching W. Tang
Patented Case
View Patent ↗
Granted: Feb 19, 2002
Filed: Sep 22, 2000
Inventors
Steven A. Van Slyke
Ching W. Tang
Assignee (at issue)
EASTMAN KODAK COMPANY
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.