Granted Patent
Utility
US 6,469,950 · App. 10/122,328
Static memory cell having independent data holding voltage
Inventors:
Kiyoo Itoh, Koichiro Ishibashi
Patented Case
View Patent ↗
Granted: Oct 22, 2002
Filed: Apr 16, 2002
Inventors
Kiyoo Itoh
Koichiro Ishibashi
Assignee (at issue)
HITACHI, 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.