Granted Patent
Utility
US 6,185,120 · App. 09/287,516
Semiconductor memory device
Inventor:
Yoshihiro Takaishi
Patented Case
View Patent ↗
Granted: Feb 6, 2001
Filed: Apr 7, 1999
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.