Granted Patent
Utility
US 6,602,721 · App. 09/987,002
Method for fabricating ferroelectric memory device and method for fabricating the same
Inventors:
Takumi Mikawa, Toshie Kutsunai, Yuji Judai
Patented Case
View Patent ↗
Granted: Aug 5, 2003
Filed: Nov 13, 2001
Inventors
Takumi Mikawa
Toshie Kutsunai
Yuji Judai
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, LTD.
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.