Granted Patent
Utility
US 6,551,948 · App. 09/867,699
Flash memory device and a fabrication process thereof, method of forming a dielectric film
Inventors:
Tadahiro Ohmi, Shigetoshi Sugawa
Patented Case
View Patent ↗
Granted: Apr 22, 2003
Filed: May 31, 2001
Inventors
Tadahiro Ohmi
Shigetoshi Sugawa
Assignee (at issue)
Tadahiro Ohmi
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.