Granted Patent
Utility
US 4,735,918 · App. 07/002,581
Vertical channel field effect transistor
Inventors:
James D. Parsons, David Snyder
Patented Case
View Patent ↗
Granted: Apr 5, 1988
Filed: Jan 12, 1987
Inventors
James D. Parsons
David Snyder
Assignee (at issue)
Hughes Aircraft Company
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.