Granted Patent
Utility
US 5,883,405 · App. 08/100,895
MOS transistor read-only memory device
Inventor:
Takao Tanaka
Patented Case
View Patent ↗
Granted: Mar 16, 1999
Filed: Jun 22, 1998
Inventor
Takao Tanaka
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.