Granted Patent
Utility
US 6,538,953 · App. 10/103,999
Semiconductor memory device
Inventor:
Hideto Hidaka
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: Mar 25, 2002
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.