Granted Patent
Utility
US 5,402,371 · App. 08/132,952
Method of writing data into and erasing the same from semiconductor nonvolatile memory
Inventor:
Takashi Ono
Patented Case
View Patent ↗
Granted: Mar 28, 1995
Filed: Oct 7, 1993
Inventor
Takashi Ono
Assignee (at issue)
OKI ELECTRIC INDUSTRY CO., LTD.
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.