Granted Patent
Utility
US 5,885,876 · App. 08/902,150
Methods of fabricating short channel fermi-threshold field effect transistors including drain field termination region
Inventor:
Michael W. Dennen
Patented Case
View Patent ↗
Granted: Mar 23, 1999
Filed: Jul 29, 1997
Inventor
Michael W. Dennen
Assignee (at issue)
Thunderbird 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.