Granted Patent
Utility
US 4,907,066 · App. 07/158,759
Planar tungsten interconnect with implanted silicon
Inventors:
David C. Thomas, S. Simon Wong
Patented Case
View Patent ↗
Granted: Mar 6, 1990
Filed: Feb 22, 1988
Inventors
David C. Thomas
S. Simon Wong
Assignee (at issue)
Cornell Research Foundation, 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.