Granted Patent
Utility
US 6,459,609 · App. 10/022,119
Self referencing 1T/1C ferroelectric random access memory
Inventor:
Xiao Hong Du
Patented Case
View Patent ↗
Granted: Oct 1, 2002
Filed: Dec 13, 2001
Inventor
Xiao Hong Du
Assignee (at issue)
RAMTRON INTERNATIONAL 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.