Granted Patent
Utility
US 4,729,970 · App. 06/907,425
Conversion process for passivating short circuit current paths in semiconductor devices
Inventors:
Prem Nath, Craig Vogeli
Patented Case
View Patent ↗
Granted: Mar 8, 1988
Filed: Sep 15, 1986
Inventors
Prem Nath
Craig Vogeli
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.