Granted Patent
Utility
US 6,072,722 · App. 09/111,664
Method of driving a nonvolatile semiconductor storage device
Inventor:
Yasuaki Hirano
Patented Case
View Patent ↗
Granted: Jun 6, 2000
Filed: Jul 8, 1998
Inventor
Yasuaki Hirano
Assignee (at issue)
SHARP KABUSHIKI KAISHA
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.