Granted Patent
Utility
US 5,087,957 · App. 07/672,359
CMOS memory device with improved sense amplifier biasing
Inventors:
Tamihiro Ishimura, Masahumi Miyawaki, Sanpei Miyamoto, Hidenori Uehara
Patented Case
View Patent ↗
Granted: Feb 11, 1992
Filed: Mar 20, 1991
Inventors
Tamihiro Ishimura
Masahumi Miyawaki
Sanpei Miyamoto
Hidenori Uehara
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.