Granted Patent
Utility
US 5,956,749 · App. 08/865,659
Data back-up system using nonvolatile read/write memory
Inventor:
Koji Kakihara
Patented Case
View Patent ↗
Granted: Sep 21, 1999
Filed: May 30, 1997
Inventor
Koji Kakihara
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.