Granted Patent
Utility
US 6,806,622 · App. 09/693,034
Impact-reinforced piezocomposite transducer array
Inventors:
Gerald SCHMIDT, James M. Glynn
Patented Case
View Patent ↗
Granted: Oct 19, 2004
Filed: Oct 20, 2000
Inventors
Gerald SCHMIDT
James M. Glynn
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.