Granted Patent
Utility
US 6,795,337 · App. 10/185,568
Negative differential resistance (NDR) elements and memory device using the same
Inventor:
Tsu-Jae King
Patented Case
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Granted: Sep 21, 2004
Filed: Jun 28, 2002
Inventor
Tsu-Jae King
Assignee (at issue)
Progressant Technologies, 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.