Granted Patent
Utility
US 5,489,786 · App. 08/323,200
Current-controlled resonant tunneling device
Inventors:
David H. Chow, Joel N. Schulman
Patented Case
View Patent ↗
Granted: Feb 6, 1996
Filed: Oct 14, 1994
Inventors
David H. Chow
Joel N. Schulman
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.