Granted Patent
Utility
US 5,075,745 · App. 07/551,579
Capacitor cell for use in a semiconductor memory integrated circuit device
Inventor:
Masayoshi Ino
Patented Case
View Patent ↗
Granted: Dec 24, 1991
Filed: Jul 2, 1990
Inventor
Masayoshi Ino
Assignee (at issue)
OKI ELECTRIC INDUSTRY CO., 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.