Granted Patent
Utility
US 6,489,707 · App. 09/493,853
Method and apparatus for generating acoustic energy
Inventor:
Hector N. Guerrero
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Jan 28, 2000
Inventor
Hector N. Guerrero
Assignee (at issue)
Westinghouse Savannah River Company
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.