Granted Patent
Utility
US 5,604,696 · App. 08/506,979
Stacked capacitor type semiconductor memory device with good flatness characteristics
Inventor:
Yoshihiro Takaishi
Patented Case
View Patent ↗
Granted: Feb 18, 1997
Filed: Jul 28, 1995
Inventor
Yoshihiro Takaishi
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.