Granted Patent
Utility
US 4,667,217 · App. 06/725,039
Two bit vertically/horizontally integrated memory cell
Inventor:
John L. Janning
Patented Case
View Patent ↗
Granted: May 19, 1987
Filed: Apr 19, 1985
Inventor
John L. Janning
Assignee (at issue)
NCR 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.