Granted Patent
Utility
US 6,055,196 · App. 09/084,107
Semiconductor device with increased replacement efficiency by redundant memory cell arrays
Inventor:
Yasuhiro Takai
Patented Case
View Patent ↗
Granted: Apr 25, 2000
Filed: May 26, 1998
Inventor
Yasuhiro Takai
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.