Granted Patent
Utility
US 6,556,476 · App. 10/094,756
Non-volatile memory data protection
Inventor:
Hanjoo Na
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Mar 11, 2002
Inventor
Hanjoo Na
Assignee (at issue)
Unigen, Inc.
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.