Granted Patent
Utility
US 6,618,300 · App. 09/965,199
Semiconductor memory device and method for replacing redundancy circuit
Inventor:
Hiroyuki Yamakoshi
Patented Case
View Patent ↗
Granted: Sep 9, 2003
Filed: Sep 27, 2001
Inventor
Hiroyuki Yamakoshi
Assignees (at issue)
NEC CORPORATION
NEC Electronics 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.