Granted Patent
Utility
US 5,691,944 · App. 08/636,149
Non-volatile semiconductor memory device
Inventor:
Ichiro Kondoh
Patented Case
View Patent ↗
Granted: Nov 25, 1997
Filed: Apr 22, 1996
Inventor
Ichiro Kondoh
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.