Granted Patent
Utility
US 6,747,894 · App. 10/299,756
Nonvolatile multilevel cell memory
Inventor:
Shoichi Kawamura
Patented Case
View Patent ↗
Granted: Jun 8, 2004
Filed: Nov 20, 2002
Inventor
Shoichi Kawamura
Assignee (at issue)
Fujitsu Limited
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.