Granted Patent
Utility
US 5,214,744 · App. 07/628,115
Method and apparatus for automatically identifying targets in sonar images
Inventors:
Philipp F. Schweizer, Walter J. Petlevich, Jr.
Patented Case
View Patent ↗
Granted: May 25, 1993
Filed: Dec 14, 1990
Inventors
Philipp F. Schweizer
Walter J. Petlevich, Jr.
Assignee (at issue)
Westinghouse Electric Company LLC
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.