Granted Patent
Utility
US 4,969,022 · App. 07/171,094
Dynamic random access memory device having a plurality of improved one-transistor type memory cells
Inventors:
Shozo Nishimoto, Yasukazu Inoue, Hiroshi Kotaki
Patented Case
View Patent ↗
Granted: Nov 6, 1990
Filed: Mar 21, 1988
Inventors
Shozo Nishimoto
Yasukazu Inoue
Hiroshi Kotaki
Assignee (at issue)
NEC CORPORATION
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.