Granted Patent
Utility
US 4,952,992 · App. 07/406,844
Method and apparatus for improving the on-voltage characteristics of a semiconductor device
Inventor:
Richard A. Blanchard
Patented Case
View Patent ↗
Granted: Aug 28, 1990
Filed: Sep 13, 1989
Inventor
Richard A. Blanchard
Assignee (at issue)
SILICONIX INCORPORATED
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.