Granted Patent
Utility
US 6,207,989 · App. 09/268,897
Non-volatile memory device having a high-reliability composite insulation layer
Inventors:
Xiao-Yu Li, Sunil Mehta
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: Mar 16, 1999
Inventors
Xiao-Yu Li
Sunil Mehta
Assignee (at issue)
Vantis Corporation
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.