Granted Patent
Utility
US 6,587,371 · App. 09/944,346
Memory device having wide margin of data reading operation, for storing data by change in electric resistance value
Inventor:
Hideto Hidaka
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: Sep 4, 2001
Inventor
Hideto Hidaka
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.