Granted Patent
Utility
US 5,867,256 · App. 08/895,179
Passive range estimation using image size measurements
Inventor:
Donald R. Van Rheeden
Patented Case
View Patent ↗
Granted: Feb 2, 1999
Filed: Jul 16, 1997
Inventor
Donald R. Van Rheeden
Assignee (at issue)
Raytheon TI Systems, 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.