Granted Patent
Utility
US 4,979,176 · App. 07/276,613
Acousto-optical device with lithium tantalate transducer
Inventors:
Eddie H. Young, James J. Jacob
Patented Case
View Patent ↗
Granted: Dec 18, 1990
Filed: Nov 28, 1988
Inventors
Eddie H. Young
James J. Jacob
Assignees (at issue)
Spectra-Physics, Inc.
Newport Electro Optic Systems
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.