Granted Patent
Utility
US 5,684,592 · App. 08/481,673
System and method for detecting ultrasound using time-delay interferometry
Inventors:
Phillip V. Mitchell, David M. Pepper, Thomas R. O'Meara, Marvin Klein, Stephen William McCahon, Gilmore J. Dunning
Patented Case
View Patent ↗
Granted: Nov 4, 1997
Filed: Jun 7, 1995
Inventors
Phillip V. Mitchell
David M. Pepper
Thomas R. O'Meara
Marvin Klein
Stephen William McCahon
Gilmore J. Dunning
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.