Granted Patent
Utility
US 5,168,366 · App. 07/600,247
Dynamic semiconductor memory device comprising a switching transistor and storage capacitor
Inventor:
Masayoshi Sasaki
Patented Case
View Patent ↗
Granted: Dec 1, 1992
Filed: Oct 22, 1990
Inventor
Masayoshi Sasaki
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.