Granted Patent
Utility
US 6,420,215 · App. 09/814,727
Three-dimensional memory array and method of fabrication
Inventors:
N. Johan Knall, Mark G. Johnson
Patented Case
View Patent ↗
Granted: Jul 16, 2002
Filed: Mar 21, 2001
Inventors
N. Johan Knall
Mark G. Johnson
Assignee (at issue)
MATRIX SEMICONDUCTOR, INC.
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.