Granted Patent
Utility
US 5,239,201 · App. 07/982,003
Semiconductor memory device
Inventor:
Shintaro Asano
Patented Case
View Patent ↗
Granted: Aug 24, 1993
Filed: Nov 24, 1992
Inventor
Shintaro Asano
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.