Granted Patent
Utility
US 5,962,890 · App. 08/841,583
Non-volatile semiconductor memory
Inventor:
Shinichi Sato
Patented Case
View Patent ↗
Granted: Oct 5, 1999
Filed: Apr 30, 1997
Inventor
Shinichi Sato
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.