Granted Patent
Utility
US 5,311,545 · App. 07/716,171
Modem for fading digital channels affected by multipath
Inventor:
David N. Critchlow
Patented Case
View Patent ↗
Granted: May 10, 1994
Filed: Jun 17, 1991
Inventor
David N. Critchlow
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.