Granted Patent
Utility
US 5,335,209 · App. 08/057,382
Acoustic sensor and projector module having an active baffle structure
Inventors:
Paul E. Jaenke, Larry T. Gingerich
Patented Case
View Patent ↗
Granted: Aug 2, 1994
Filed: May 6, 1993
Inventors
Paul E. Jaenke
Larry T. Gingerich
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.