Granted Patent
Utility
US 5,606,178 · App. 08/477,683
Bipolar resonant tunneling transistor
Inventors:
Joel N. Schulman, David H. Chow
Patented Case
View Patent ↗
Granted: Feb 25, 1997
Filed: Jun 7, 1995
Inventors
Joel N. Schulman
David H. Chow
Assignee (at issue)
HUGHES ELECTRONICS LIMITED
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.