Granted Patent
Utility
US 5,058,071 · App. 07/646,508
Semiconductor memory device having means for repairing the memory device with respect to possible defective memory portions
Inventors:
Kenji Kohda, Yasuhiro Kouro, Hiroyasu Makihara, Tsuyoshi Toyama
Patented Case
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Granted: Oct 15, 1991
Filed: Jan 24, 1991
Inventors
Kenji Kohda
Yasuhiro Kouro
Hiroyasu Makihara
Tsuyoshi Toyama
Assignee (at issue)
MITSUBISHI ELECTRIC 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.