Granted Patent
Utility
US 4,701,422 · App. 06/848,514
Method of adjusting threshold voltage subsequent to fabrication of transistor
Inventor:
Kenneth R. Elliott
Patented Case
View Patent ↗
Granted: Oct 20, 1987
Filed: Apr 7, 1986
Inventor
Kenneth R. Elliott
Assignee (at issue)
Rockwell International 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.