Granted Patent
Utility
US 4,778,773 · App. 07/060,732
Method of manufacturing a thin film transistor
Inventor:
Osamu Sukegawa
Patented Case
View Patent ↗
Granted: Oct 18, 1988
Filed: Jun 10, 1987
Inventor
Osamu Sukegawa
Assignee (at issue)
NEC CORPORATION
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.