Granted Patent
Utility
US 4,354,307 · App. 06/099,515
Method for mass producing miniature field effect transistors in high density LSI/VLSI chips
Inventors:
Mark A. Vinson, Rakesh Kumar, Norman W. Jones, Michael R. Gulett
Patented Case
View Patent ↗
Granted: Oct 19, 1982
Filed: Dec 3, 1979
Inventors
Mark A. Vinson
Rakesh Kumar
Norman W. Jones
Michael R. Gulett
Assignee (at issue)
Burroughs, 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.