Granted Patent
Utility
US 6,498,769 · App. 09/635,031
Method and apparatus for a non-oil-filled towed array with a novel hydrophone design and uniform buoyancy technique
Inventor:
Richard E. Pearce
Patented Case
View Patent ↗
Granted: Dec 24, 2002
Filed: Aug 4, 2000
Inventor
Richard E. Pearce
Assignee (at issue)
Input/Output, 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.