Granted Patent
Utility
US 5,677,761 · App. 08/506,847
Passive ranging to source of known spectral emission
Inventor:
Victor Hasson
Patented Case
View Patent ↗
Granted: Oct 14, 1997
Filed: Jul 25, 1995
Inventor
Victor Hasson
Assignee (at issue)
Textron Systems Corporation
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.