Granted Patent
Utility
US 5,016,222 · App. 07/485,629
Circuit responsive to a voltage change for detecting erroneous writing into a memory
Inventor:
Kiyokazu Hashimoto
Patented Case
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Granted: May 14, 1991
Filed: Feb 27, 1990
Inventor
Kiyokazu Hashimoto
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.