Granted Patent
Utility
US 4,485,125 · App. 06/460,629
Method for continuously producing tandem amorphous photovoltaic cells
Inventors:
Masatsugu Izu, Herbert C. Ovshinsky
Patented Case
View Patent ↗
Granted: Nov 27, 1984
Filed: Jan 24, 1983
Inventors
Masatsugu Izu
Herbert C. 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.