Granted Patent
Utility
US 5,598,050 · App. 08/392,548
Acoustic actuator and flextensional cover plate there for
Inventors:
Leslie J. Bowen, Richard Gentilman
Patented Case
View Patent ↗
Granted: Jan 28, 1997
Filed: Feb 17, 1995
Inventors
Leslie J. Bowen
Richard Gentilman
Assignee (at issue)
Materials 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.