Granted Patent
Utility
US 4,845,533 · App. 06/936,552
Thin film electrical devices with amorphous carbon electrodes and method of making same
Inventors:
Roger W. Pryor, Napoleon P. Formigoni, Stanford R. Ovshinsky
Patented Case
View Patent ↗
Granted: Jul 4, 1989
Filed: Nov 26, 1986
Inventors
Roger W. Pryor
Napoleon P. Formigoni
Stanford R. Ovshinsky
Assignee (at issue)
Energy Conversion Devices, Inc.
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.