Granted Patent
Utility
US 5,625,364 · App. 08/272,724
Apparatus and method for finding a signal emission source
Inventors:
David L. Herrick, William F. Matthews, III
Patented Case
View Patent ↗
Granted: Apr 29, 1997
Filed: Jul 8, 1994
Inventors
David L. Herrick
William F. Matthews, III
Assignee (at issue)
Lockheed Sanders, 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.