Granted Patent
Utility
US 5,658,813 · App. 08/586,541
Method for manufacturing a semiconductor integrated circuit device having a stack gate structure
Inventor:
Shuichi Enomoto
Patented Case
View Patent ↗
Granted: Aug 19, 1997
Filed: Jan 16, 1996
Inventor
Shuichi Enomoto
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.