Granted Patent
Utility
US 4,845,051 · App. 07/115,076
Buried gate JFET
Inventors:
Adrian I. Cogan, Richard A. Blanchard
Patented Case
View Patent ↗
Granted: Jul 4, 1989
Filed: Oct 29, 1987
Inventors
Adrian I. Cogan
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.