Granted Patent
Utility
US 5,264,713 · App. 07/715,400
Junction field-effect transistor formed in silicon carbide
Inventor:
John Williams Palmour
Patented Case
View Patent ↗
Granted: Nov 23, 1993
Filed: Jun 14, 1991
Inventor
John Williams Palmour
Assignee (at issue)
Cree Research 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.