Granted Patent
Utility
US 5,691,222 · App. 08/745,849
Method of manufacturing semiconductor integrated circuit device having a capacitor electrode
Inventor:
Tadashi Fukase
Patented Case
View Patent ↗
Granted: Nov 25, 1997
Filed: Nov 12, 1996
Inventor
Tadashi Fukase
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.